79 files changed, 515 insertions, 75 deletions

diff --git a/fdio.infra.pxe/docker-dnsmasq/Dockerfile b/fdio.infra.pxe/docker-dnsmasq/Dockerfile
index f88bf022c6..4d6cb9c9f9 100644
--- a/fdio.infra.pxe/docker-dnsmasq/Dockerfile
+++ b/fdio.infra.pxe/docker-dnsmasq/Dockerfile
@@ -10,8 +10,8 @@ RUN apt update \
  && mkdir -p /var/lib/tftpboot/casper/ubuntu-focal-arm64/ \
  && mkdir -p /var/lib/tftpboot/casper/ubuntu-bionic-amd64/
 
-ENV ISO_FOCAL_AMD64 https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso
-ENV ISO_FOCAL_ARM64 https://cdimage.ubuntu.com/releases/20.04/release/ubuntu-20.04.2-live-server-arm64.iso
+ENV ISO_FOCAL_AMD64 https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso
+ENV ISO_FOCAL_ARM64 https://cdimage.ubuntu.com/releases/20.04/release/ubuntu-20.04.3-live-server-arm64.iso
 ENV ISO_BIONIC_AMD64 https://releases.ubuntu.com/18.04.5/ubuntu-18.04.5-live-server-amd64.iso
 ENV EFI_FOCAL_AMD64 http://archive.ubuntu.com/ubuntu/dists/focal/main/uefi/grub2-amd64/current/grubnetx64.efi.signed
 ENV EFI_FOCAL_ARM64 http://ports.ubuntu.com/ubuntu-ports/dists/focal/main/uefi/grub2-arm64/current/grubnetaa64.efi.signed
@@ -22,12 +22,12 @@ RUN echo "Preparing Grub EFI Binary" \
  && wget $EFI_FOCAL_ARM64 -O /var/lib/tftpboot/grub/grubnetaa64.efi.signed
 
 RUN echo "Preparing Casper Kernel" \
- && wget $ISO_FOCAL_AMD64 -O /ubuntu-20.04.2-live-server-amd64.iso \
- && isoinfo -i /ubuntu-20.04.2-live-server-amd64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-focal-amd64/initrd \
- && isoinfo -i /ubuntu-20.04.2-live-server-amd64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-focal-amd64/vmlinuz\
- && wget $ISO_FOCAL_ARM64 -O /ubuntu-20.04.2-live-server-arm64.iso \
- && isoinfo -i /ubuntu-20.04.2-live-server-arm64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-focal-arm64/initrd \
- && isoinfo -i /ubuntu-20.04.2-live-server-arm64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-focal-arm64/vmlinuz \
+ && wget $ISO_FOCAL_AMD64 -O /ubuntu-20.04.3-live-server-amd64.iso \
+ && isoinfo -i /ubuntu-20.04.3-live-server-amd64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-focal-amd64/initrd \
+ && isoinfo -i /ubuntu-20.04.3-live-server-amd64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-focal-amd64/vmlinuz\
+ && wget $ISO_FOCAL_ARM64 -O /ubuntu-20.04.3-live-server-arm64.iso \
+ && isoinfo -i /ubuntu-20.04.3-live-server-arm64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-focal-arm64/initrd \
+ && isoinfo -i /ubuntu-20.04.3-live-server-arm64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-focal-arm64/vmlinuz \
  && wget $ISO_BIONIC_AMD64 -O /ubuntu-18.04.5-live-server-amd64.iso \
  && isoinfo -i /ubuntu-18.04.5-live-server-amd64.iso -x "/CASPER/INITRD.;1" > /var/lib/tftpboot/casper/ubuntu-bionic-amd64/initrd \
  && isoinfo -i /ubuntu-18.04.5-live-server-amd64.iso -x "/CASPER/VMLINUZ.;1" > /var/lib/tftpboot/casper/ubuntu-bionic-amd64/vmlinuz
diff --git a/fdio.infra.pxe/docker-dnsmasq/etc/dnsmasq.conf b/fdio.infra.pxe/docker-dnsmasq/etc/dnsmasq.conf
index 97e292f2ca..7c40e78a75 100755
--- a/fdio.infra.pxe/docker-dnsmasq/etc/dnsmasq.conf
+++ b/fdio.infra.pxe/docker-dnsmasq/etc/dnsmasq.conf
@@ -73,6 +73,11 @@ dhcp-host=1c:1b:0d:01:d8:dc,10.30.51.68,s50-nomad,infinite # enP2p1s0v0
 dhcp-host=e0:d5:5e:ae:70:26,10.30.51.69,s27-t211-sut1,infinite # eno1
 dhcp-host=b4:2e:99:ab:1d:e8,10.30.51.70,s55-t13-sut1,infinite # enp8s0f0
 dhcp-host=b4:2e:99:ab:1d:dc,10.30.51.71,s56-t14-sut1,infinite # enp8s0f0
+dhcp-host=3c:ec:ef:b9:a6:ba,10.30.51.75,s65-t37-sut1,infinite # eno1
+dhcp-host=3c:ec:ef:b9:a6:80,10.30.51.76,s66-t37-sut2,infinite # eno1
+dhcp-host=3c:ec:ef:b9:a6:c6,10.30.51.77,s67-t37-tg1,infinite # eno1
+dhcp-host=3c:ec:ef:b9:a6:ca,10.30.51.81,s71-t212-sut1,infinite # eno1
+dhcp-host=3c:ec:ef:b9:7f:12,10.30.51.82,s72-t212-tg1,infinite # eno1
 # Hosts DHCP settings yul1_2 subnet.
 dhcp-host=ac:1f:6b:8b:54:c8,10.32.8.10,s28-t26t35-tg1,infinite # eno1
 dhcp-host=0c:c4:7a:fc:ca:cc,10.32.8.11,s29-t26-sut1,infinite # eno3
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:68:ee b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:68:ee
index ee091cfdcd..ed48f8edd4 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:68:ee
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:68:ee
@@ -1,4 +1,4 @@
 menuentry "Install s39-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:42:68:6f:68:ee url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:42:68:6f:68:ee/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:42:68:6f:68:ee url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:42:68:6f:68:ee/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:6f:c0 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:6f:c0
index a6fc368567..ebb2b284cf 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:6f:c0
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:42:68:6f:6f:c0
@@ -1,4 +1,4 @@
 menuentry "Install s40-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:42:68:6f:6f:c0 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:42:68:6f:6f:c0/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:42:68:6f:6f:c0 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:42:68:6f:6f:c0/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:12 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:12
index 7891b134fa..083a63beb8 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:12
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:12
@@ -1,4 +1,4 @@
 menuentry "Install s41-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:f2:8b:7c:fb:12 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.29:8081/ubuntu_focal_amd64/00:f2:8b:7c:fb:12/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:f2:8b:7c:fb:12 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.29:8081/ubuntu_focal_amd64/00:f2:8b:7c:fb:12/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:4a b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:4a
index 3bec0294b4..c15c3e38c4 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:4a
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:f2:8b:7c:fb:4a
@@ -1,4 +1,4 @@
 menuentry "Install s44-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:f2:8b:7c:fb:4a url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:f2:8b:7c:fb:4a/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:f2:8b:7c:fb:4a url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:f2:8b:7c:fb:4a/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:58:1e:f6 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:58:1e:f6
index c5e4db29cb..86da6a1494 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:58:1e:f6
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:58:1e:f6
@@ -1,4 +1,4 @@
 menuentry "Install s42-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:58:1e:f6 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:58:1e:f6/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:58:1e:f6 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:58:1e:f6/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:32 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:32
index 124c05bb9d..bdbaa720fe 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:32
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:32
@@ -1,4 +1,4 @@
 menuentry "Install t1-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:68:32 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:68:32/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:68:32 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:68:32/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:c2 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:c2
index 4df0ee86af..8f583260b9 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:c2
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:c2
@@ -1,4 +1,4 @@
 menuentry "Install s43-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:68:c2 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:68:c2/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:68:c2 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:68:c2/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:e0 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:e0
index 7d5444a824..2386f00a5b 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:e0
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:68:e0
@@ -1,4 +1,4 @@
 menuentry "Install t2-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:68:e0 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:68:e0/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:68:e0 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:68:e0/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6a:72 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6a:72
index 6f63351ebe..ee898bbca8 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6a:72
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6a:72
@@ -1,4 +1,4 @@
 menuentry "Install t2-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:6a:72 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:6a:72/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:6a:72 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:6a:72/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6c:76 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6c:76
index 0d88d96c1f..bdc207278c 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6c:76
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-00:fe:c8:e5:6c:76
@@ -1,4 +1,4 @@
 menuentry "Install t1-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:6c:76 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:6c:76/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=00:fe:c8:e5:6c:76 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/00:fe:c8:e5:6c:76/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:c9:58 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:c9:58
index 2da14e0f42..80e7d3a551 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:c9:58
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:c9:58
@@ -1,4 +1,4 @@
 menuentry "Install s30-t35-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=0c:c4:7a:fc:c9:58 url=http://10.32.8.14:8081/ubuntu_focal_amd64/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://0.32.8.14:8081/ubuntu_focal_amd64/0c:c4:7a:fc:c9:58/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=0c:c4:7a:fc:c9:58 url=http://10.32.8.14:8081/ubuntu_focal_amd64/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://0.32.8.14:8081/ubuntu_focal_amd64/0c:c4:7a:fc:c9:58/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:90 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:90
index bf84ae71f7..5209f63f97 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:90
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:90
@@ -1,4 +1,4 @@
 menuentry "Install s31-t35-sut2" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=0c:c4:7a:fc:ca:90 url=http://10.32.8.14:8081/ubuntu_focal_amd64/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://0.32.8.14:8081/ubuntu_focal_amd64/0c:c4:7a:fc:ca:90/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=0c:c4:7a:fc:ca:90 url=http://10.32.8.14:8081/ubuntu_focal_amd64/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://0.32.8.14:8081/ubuntu_focal_amd64/0c:c4:7a:fc:ca:90/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:cc b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:cc
index 14908fc107..941d838804 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:cc
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-0c:c4:7a:fc:ca:cc
@@ -1,4 +1,4 @@
 menuentry "Install s29-t26-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=0c:c4:7a:fc:ca:cc url=http://10.32.8.14:8081/ubuntu_focal_amd64/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://0.32.8.14:8081/ubuntu_focal_amd64/0c:c4:7a:fc:ca:cc/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=0c:c4:7a:fc:ca:cc url=http://10.32.8.14:8081/ubuntu_focal_amd64/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://0.32.8.14:8081/ubuntu_focal_amd64/0c:c4:7a:fc:ca:cc/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:01:d8:dc b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:01:d8:dc
index 4c0e06138c..ce3a395c80 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:01:d8:dc
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:01:d8:dc
@@ -1,4 +1,4 @@
 menuentry "Install s50-nomad" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=1c:1b:0d:01:d8:dc url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/1c:1b:0d:01:d8:dc/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=1c:1b:0d:01:d8:dc url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/1c:1b:0d:01:d8:dc/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:68:7c:b3 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:68:7c:b3
index fe5ced46ee..8b29afcd96 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:68:7c:b3
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-1c:1b:0d:68:7c:b3
@@ -1,4 +1,4 @@
 menuentry "Install s49-nomad" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=1c:1b:0d:68:7c:b3 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/1c:1b:0d:68:7c:b3/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=1c:1b:0d:68:7c:b3 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/1c:1b:0d:68:7c:b3/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:4b:0c b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:4b:0c
index 57d78288fe..13bf015fbe 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:4b:0c
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:4b:0c
@@ -1,4 +1,4 @@
 menuentry "Install s45-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=38:0e:4d:9c:4b:0c url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/38:0e:4d:9c:4b:0c/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=38:0e:4d:9c:4b:0c url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/38:0e:4d:9c:4b:0c/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:85:7a b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:85:7a
index 6656461489..734e7cee00 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:85:7a
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-38:0e:4d:9c:85:7a
@@ -1,4 +1,4 @@
 menuentry "Install s42-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=38:0e:4d:9c:85:7a url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/38:0e:4d:9c:85:7a/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=38:0e:4d:9c:85:7a url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/38:0e:4d:9c:85:7a/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:43:a3:ba b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:43:a3:ba
index 59a966a468..5b93f011ba 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:43:a3:ba
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:43:a3:ba
@@ -1,4 +1,4 @@
 menuentry "Install s60-t210-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:43:a3:ba url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/3c:ec:ef:43:a3:ba/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:43:a3:ba url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/3c:ec:ef:43:a3:ba/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:46:34:e8 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:46:34:e8
index 94351d8e47..dc01c238e2 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:46:34:e8
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:46:34:e8
@@ -1,4 +1,4 @@
 menuentry "Install s61-t210-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:46:34:e8 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/3c:ec:ef:46:34:e8/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:46:34:e8 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/3c:ec:ef:46:34:e8/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:7f:12 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:7f:12
new file mode 100644
index 0000000000..b1f70d6ff0
--- /dev/null
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:7f:12
@@ -0,0 +1,4 @@
+menuentry "Install s72-t212-tg1" {
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:b9:7f:12 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/3c:ec:ef:b9:7f:12/ --- console=ttyS0,115200n8 quiet
+    initrd   /casper/ubuntu-focal-amd64/initrd
+}
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:80 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:80
new file mode 100644
index 0000000000..dbb782f991
--- /dev/null
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:80
@@ -0,0 +1,4 @@
+menuentry "Install s66-t37-sut2" {
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:b9:a6:80 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/3c:ec:ef:b9:a6:80/ --- console=ttyS0,115200n8 quiet
+    initrd   /casper/ubuntu-focal-amd64/initrd
+}
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:ba b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:ba
new file mode 100644
index 0000000000..7671aba517
--- /dev/null
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:ba
@@ -0,0 +1,4 @@
+menuentry "Install s65-t37-sut1" {
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:b9:a6:ba url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ba/ --- console=ttyS0,115200n8 quiet
+    initrd   /casper/ubuntu-focal-amd64/initrd
+}
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:c6 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:c6
new file mode 100644
index 0000000000..323405033b
--- /dev/null
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:c6
@@ -0,0 +1,4 @@
+menuentry "Install s67-t37-tg1" {
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:b9:a6:c6 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/3c:ec:ef:b9:a6:c6/ --- console=ttyS0,115200n8 quiet
+    initrd   /casper/ubuntu-focal-amd64/initrd
+}
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:ca b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:ca
new file mode 100644
index 0000000000..6f57f9da1d
--- /dev/null
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-3c:ec:ef:b9:a6:ca
@@ -0,0 +1,4 @@
+menuentry "Install s71-t212-sut1" {
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=3c:ec:ef:b9:a6:ca url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ca/ --- console=ttyS0,115200n8 quiet
+    initrd   /casper/ubuntu-focal-amd64/initrd
+}
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e0:9f:cd b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e0:9f:cd
index 06de583d20..890ecf3e67 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e0:9f:cd
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e0:9f:cd
@@ -1,4 +1,4 @@
 menuentry "Install s54-nomad" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e0:9f:cd url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e0:9f:cd/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e0:9f:cd url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e0:9f:cd/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b0:aa b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b0:aa
index 48b8c6ab3b..a623f31828 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b0:aa
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b0:aa
@@ -1,4 +1,4 @@
 menuentry "Install s51-nomad" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b0:aa url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b0:aa/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b0:aa url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b0:aa/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b1:12 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b1:12
index f6856afff0..69ce1bbdf7 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b1:12
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b1:12
@@ -1,4 +1,4 @@
 menuentry "Install s52-nomad" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b1:12 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b1:12/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b1:12 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b1:12/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b2:6e b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b2:6e
index acf612ada8..30389e62ef 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b2:6e
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b2:6e
@@ -1,4 +1,4 @@
 menuentry "Install fdio-marvell-dev" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b2:6e url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b2:6e/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b2:6e url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b2:6e/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b3:19 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b3:19
index e924e1da90..930b1609c8 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b3:19
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-40:8d:5c:e7:b3:19
@@ -1,4 +1,4 @@
 menuentry "Install s53-nomad" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b3:19 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b3:19/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=40:8d:5c:e7:b3:19 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/40:8d:5c:e7:b3:19/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-4c:00:82:ae:5a:f8 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-4c:00:82:ae:5a:f8
index 545e81ff71..5f37336d7c 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-4c:00:82:ae:5a:f8
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-4c:00:82:ae:5a:f8
@@ -1,4 +1,4 @@
 menuentry "Install s43-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=4c:00:82:ae:5a:f8 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/4c:00:82:ae:5a:f8/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=4c:00:82:ae:5a:f8 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/4c:00:82:ae:5a:f8/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-58:ac:78:5c:90:78 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-58:ac:78:5c:90:78
index b179f2afaf..f8ae6de153 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-58:ac:78:5c:90:78
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-58:ac:78:5c:90:78
@@ -1,4 +1,4 @@
 menuentry "Install s45-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=58:ac:78:5c:90:78 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/58:ac:78:5c:90:78/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=58:ac:78:5c:90:78 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/58:ac:78:5c:90:78/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-6c:41:6a:1f:39:26 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-6c:41:6a:1f:39:26
index 0ea433a4c4..87f71b6906 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-6c:41:6a:1f:39:26
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-6c:41:6a:1f:39:26
@@ -1,4 +1,4 @@
 menuentry "Install s42-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=6c:41:6a:1f:39:26 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/6c:41:6a:1f:39:26/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=6c:41:6a:1f:39:26 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/6c:41:6a:1f:39:26/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:12:fa b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:12:fa
index 05ab92a05c..04961a3563 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:12:fa
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:12:fa
@@ -1,4 +1,4 @@
 menuentry "Install s18-t33-sut2" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=a0:a3:3b:c1:12:fa url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/a0:a3:3b:c1:12:fa/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=a0:a3:3b:c1:12:fa url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/a0:a3:3b:c1:12:fa/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:14:28 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:14:28
index 5cb3625f01..c3ad3b9ded 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:14:28
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-a0:a3:3b:c1:14:28
@@ -1,4 +1,4 @@
 menuentry "Install s17-t33-sut1" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=a0:a3:3b:c1:14:28 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/a0:a3:3b:c1:14:28/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=a0:a3:3b:c1:14:28 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/a0:a3:3b:c1:14:28/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:b4 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:b4
index 78faf1fa5d..187274e6e3 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:b4
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:b4
@@ -1,4 +1,4 @@
 menuentry "Install s47-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:5a:6a:b4 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:5a:6a:b4/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:5a:6a:b4 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:5a:6a:b4/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:d4 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:d4
index 09249d56ab..d46ede3b88 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:d4
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6a:d4
@@ -1,4 +1,4 @@
 menuentry "Install s46-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:5a:6a:d4 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.15:8081/ubuntu_focal_amd64/ac:1f:6b:5a:6a:d4/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:5a:6a:d4 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.15:8081/ubuntu_focal_amd64/ac:1f:6b:5a:6a:d4/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6b:08 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6b:08
index c68b38031c..ff34c71235 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6b:08
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:5a:6b:08
@@ -1,4 +1,4 @@
 menuentry "Install s48-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:5a:6b:08 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:5a:6b:08/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:5a:6b:08 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:5a:6b:08/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8c:76 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8c:76
index cbc8b78dca..b91dcc68a6 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8c:76
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8c:76
@@ -1,4 +1,4 @@
 menuentry "Install s1-t11-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8c:76 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8c:76/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8c:76 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8c:76/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:0a b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:0a
index 4eb84a2b64..9bff7a23e8 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:0a
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:0a
@@ -1,4 +1,4 @@
 menuentry "Install s10-t24-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8d:0a url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8d:0a/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8d:0a url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8d:0a/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:94 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:94
index a0f5cb2868..d5fd70ebb0 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:94
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:94
@@ -1,4 +1,4 @@
 menuentry "Install s4-t21-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8d:94 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8d:94/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8d:94 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8d:94/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:b6 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:b6
index 35d9101231..7dffb605a4 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:b6
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8a:8d:b6
@@ -1,4 +1,4 @@
 menuentry "Install s3-t21-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8d:b6 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8d:b6/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8a:8d:b6 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8a:8d:b6/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:60 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:60
index ab67a7fd60..a0038b56f1 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:60
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:60
@@ -1,4 +1,4 @@
 menuentry "Install s19-t33t211-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:53:60 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:53:60/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:53:60 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:53:60/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:64 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:64
index 92dddf3441..8038c3d329 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:64
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:64
@@ -1,4 +1,4 @@
 menuentry "Install s14-t32-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:53:64 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:53:64/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:53:64 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:53:64/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:96 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:96
index 9d1ede930f..060122e5af 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:96
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:53:96
@@ -1,4 +1,4 @@
 menuentry "Install s2-t12-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:53:96 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:53:96/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:53:96 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:53:96/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c4 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c4
index 6fd5593b35..53b630f9e2 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c4
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c4
@@ -1,4 +1,4 @@
 menuentry "Install s11-t31-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:54:c4 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:54:c4/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:54:c4 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:54:c4/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c8 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c8
index f7de18f89f..9557725a38 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c8
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:54:c8
@@ -1,4 +1,4 @@
 menuentry "Install s28-t26t35-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:54:c8 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:8b:54:c8/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:54:c8 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:8b:54:c8/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:78 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:78
index 7e7b21cc6e..eaeb6d60d4 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:78
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:78
@@ -1,4 +1,4 @@
 menuentry "Install s13-t31-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:55:78 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:55:78/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:55:78 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:55:78/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:ae b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:ae
index e5f85ff366..e46d505592 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:ae
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:ae
@@ -1,4 +1,4 @@
 menuentry "Install s16-t32-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:55:ae url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:55:ae/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:55:ae url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:55:ae/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:d8 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:d8
index 13a6668a94..aa2da794c2 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:d8
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:55:d8
@@ -1,4 +1,4 @@
 menuentry "Install s9-t24-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:55:d8 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:55:d8/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:55:d8 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:55:d8/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:8c b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:8c
index 7cb5b505be..53c771fd84 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:8c
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:8c
@@ -1,4 +1,4 @@
 menuentry "Install s8-t23-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:56:8c url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:56:8c/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:56:8c url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:56:8c/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:b6 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:b6
index 19cad614f2..dfecaa6f45 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:b6
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:b6
@@ -1,4 +1,4 @@
 menuentry "Install s12-t31-sut2" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:56:b6 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:56:b6/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:56:b6 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:56:b6/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:e2 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:e2
index a4cdcd5dae..3e219603ab 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:e2
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:8b:56:e2
@@ -1,4 +1,4 @@
 menuentry "Install s15-t32-sut2" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:56:e2 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:56:e2/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:8b:56:e2 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:8b:56:e2/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:4a b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:4a
index a31825abe9..05613f12bf 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:4a
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:4a
@@ -1,4 +1,4 @@
 menuentry "Install s6-t22-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ab:d7:4a url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ab:d7:4a/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ab:d7:4a url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ab:d7:4a/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:92 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:92
index ae5be00aad..fd995bdddf 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:92
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d7:92
@@ -1,4 +1,4 @@
 menuentry "Install s7-t23-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ab:d7:92 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ab:d7:92/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ab:d7:92 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ab:d7:92/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d9:ae b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d9:ae
index 8b1c6b5da4..47365081db 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d9:ae
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ab:d9:ae
@@ -1,4 +1,4 @@
 menuentry "Install s5-t22-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ab:d9:ae url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ab:d9:ae/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ab:d9:ae url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ab:d9:ae/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:56 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:56
index 572d4ec443..5e2f9c305b 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:56
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:56
@@ -1,4 +1,4 @@
 menuentry "Install s36-t28-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:56 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:56/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:56 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:56/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:76 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:76
index 3928bdf8ef..23514fd976 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:76
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:76
@@ -1,4 +1,4 @@
 menuentry "Install s38-t29-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:76 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:76/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:76 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:76/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:8c b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:8c
index 59096e40b1..129c2f3bd2 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:8c
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:8c
@@ -1,4 +1,4 @@
 menuentry "Install s34-t27-tg1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:8c url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:8c/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:8c url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:8c/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:ba b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:ba
index 9687678064..a7d1f61566 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:ba
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:ba
@@ -1,4 +1,4 @@
 menuentry "Install s37-t29-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:ba url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:ba/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:ba url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:ba/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:c0 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:c0
index b57f7bc91e..5bcfc1e4bc 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:c0
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:c0
@@ -1,4 +1,4 @@
 menuentry "Install s35-t28-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:c0 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:c0/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:c0 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:c0/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:d6 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:d6
index 3e4cd6fc09..23e959b46e 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:d6
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d7:d6
@@ -1,4 +1,4 @@
 menuentry "Install s33-t27-sut1" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:d6 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:d6/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d7:d6 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d7:d6/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d9:2e b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d9:2e
index a3a7a008c4..dc05e74a40 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d9:2e
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-ac:1f:6b:ac:d9:2e
@@ -1,4 +1,4 @@
 menuentry "Install s57-nomad" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d9:2e url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d9:2e/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=ac:1f:6b:ac:d9:2e url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.32.8.14:8081/ubuntu_focal_amd64/ac:1f:6b:ac:d9:2e/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:dc b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:dc
index b3a9b8f2ed..51795e239e 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:dc
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:dc
@@ -1,4 +1,4 @@
 menuentry "Install s56-t14-sut1" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=b4:2e:99:ab:1d:dc url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/b4:2e:99:ab:1d:dc/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=b4:2e:99:ab:1d:dc url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/b4:2e:99:ab:1d:dc/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:e8 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:e8
index 779f65cf59..8a2e551d9a 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:e8
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-b4:2e:99:ab:1d:e8
@@ -1,4 +1,4 @@
 menuentry "Install s55-t13-sut1" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=b4:2e:99:ab:1d:e8 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/b4:2e:99:ab:1d:e8/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=b4:2e:99:ab:1d:e8 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/b4:2e:99:ab:1d:e8/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-cc:46:d6:17:e0:58 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-cc:46:d6:17:e0:58
index 30541ff8ea..7e71653b3f 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-cc:46:d6:17:e0:58
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-cc:46:d6:17:e0:58
@@ -1,4 +1,4 @@
 menuentry "Install t1-sut2" {
-    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=cc:46:d6:17:e0:58 url=https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/cc:46:d6:17:e0:58/ --- console=ttyS0,115200n8 quiet
+    linux    /casper/ubuntu-focal-amd64/vmlinuz ip=dhcp interface=cc:46:d6:17:e0:58 url=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_amd64/cc:46:d6:17:e0:58/ --- console=ttyS0,115200n8 quiet
     initrd   /casper/ubuntu-focal-amd64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-e0:d5:5e:ae:70:26 b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-e0:d5:5e:ae:70:26
index 37cc6d5c99..882ffa25eb 100644
--- a/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-e0:d5:5e:ae:70:26
+++ b/fdio.infra.pxe/docker-dnsmasq/tftpboot/grub/grub.cfg-e0:d5:5e:ae:70:26
@@ -1,4 +1,4 @@
 menuentry "Install s27-t211-sut1" {
-    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=e0:d5:5e:ae:70:26 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.2-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/e0:d5:5e:ae:70:26/ --- console=ttyAMA0,115200n8 quiet
+    linux    /casper/ubuntu-focal-arm64/vmlinuz ip=dhcp interface=e0:d5:5e:ae:70:26 url=http://10.30.51.28:8081/ubuntu_focal_arm64/ubuntu-20.04.3-live-server-arm64.iso autoinstall ds=nocloud-net\;s=http://10.30.51.28:8081/ubuntu_focal_arm64/e0:d5:5e:ae:70:26/ --- console=ttyAMA0,115200n8 quiet
     initrd   /casper/ubuntu-focal-arm64/initrd
 }
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-nginx/Dockerfile b/fdio.infra.pxe/docker-nginx/Dockerfile
index 0e3054f210..0ea204cd00 100644
--- a/fdio.infra.pxe/docker-nginx/Dockerfile
+++ b/fdio.infra.pxe/docker-nginx/Dockerfile
@@ -6,13 +6,13 @@ LABEL Version="2.0"
 RUN apt update \
  && apt install -y wget
 
-ENV ISO_FOCAL_AMD64 https://releases.ubuntu.com/20.04.2/ubuntu-20.04.2-live-server-amd64.iso
-ENV ISO_FOCAL_ARM64 https://cdimage.ubuntu.com/releases/20.04/release/ubuntu-20.04.2-live-server-arm64.iso
+ENV ISO_FOCAL_AMD64 https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso
+ENV ISO_FOCAL_ARM64 https://cdimage.ubuntu.com/releases/20.04/release/ubuntu-20.04.3-live-server-arm64.iso
 ENV ISO_BIONIC_AMD64 https://releases.ubuntu.com/18.04.5/ubuntu-18.04.5-live-server-amd64.iso
 
 RUN echo "Preparing ISO Pre-cache" \
- && wget $ISO_FOCAL_AMD64 -O /ubuntu-20.04.2-live-server-amd64.iso \
- && wget $ISO_FOCAL_ARM64 -O /ubuntu-20.04.2-live-server-arm64.iso \
+ && wget $ISO_FOCAL_AMD64 -O /ubuntu-20.04.3-live-server-amd64.iso \
+ && wget $ISO_FOCAL_ARM64 -O /ubuntu-20.04.3-live-server-arm64.iso \
  && wget $ISO_BIONIC_AMD64 -O /ubuntu-18.04.5-live-server-amd64.iso
 
 
@@ -29,8 +29,8 @@ RUN mkdir -p $NGINX_FOCAL_AMD64 \
  && mkdir -p $NGINX_FOCAL_ARM64 \
  && mkdir -p $NGINX_BIONIC_AMD64
 
-COPY --from=ubuntu_focal /ubuntu-20.04.2-live-server-amd64.iso $NGINX_FOCAL_AMD64/ubuntu-20.04.2-live-server-amd64.iso
-COPY --from=ubuntu_focal /ubuntu-20.04.2-live-server-arm64.iso $NGINX_FOCAL_ARM64/ubuntu-20.04.2-live-server-arm64.iso
+COPY --from=ubuntu_focal /ubuntu-20.04.3-live-server-amd64.iso $NGINX_FOCAL_AMD64/ubuntu-20.04.3-live-server-amd64.iso
+COPY --from=ubuntu_focal /ubuntu-20.04.3-live-server-arm64.iso $NGINX_FOCAL_ARM64/ubuntu-20.04.3-live-server-arm64.iso
 COPY --from=ubuntu_focal /ubuntu-18.04.5-live-server-amd64.iso $NGINX_BIONIC_AMD64/ubuntu-18.04.5-live-server-amd64.iso
 
 COPY html/ /usr/share/nginx/html/
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:7f:12/meta-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:7f:12/meta-data
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:7f:12/meta-data
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:7f:12/user-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:7f:12/user-data
new file mode 100644
index 0000000000..94e68fc526
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:7f:12/user-data
@@ -0,0 +1,83 @@
+#cloud-config
+autoinstall:
+  version: 1
+  apt:
+    geoip: true
+    preserve_sources_list: false
+    primary:
+    - arches: [amd64, i386]
+      uri: http://ca.archive.ubuntu.com/ubuntu
+    - arches: [default]
+      uri: http://ports.ubuntu.com/ubuntu-ports
+  identity:
+    hostname: s72-t212-tg1
+    password: $6$Y62lhMGJD8YNzmJn$H4DSqjrwFp5WN3tOvIrF.g/G2duOV76zXHAmaA/RU8jfT8H8sDumLQe/Q.EmI5pjPv7dzgI8j9BQPWes7efBK0
+    realname: testuser
+    username: testuser
+  keyboard:
+    layout: us
+    toggle: null
+    variant: ''
+  locale: en_US.UTF-8
+  network:
+    ethernets:
+      eno1:
+        addresses: [ 10.30.51.82/24 ]
+        dhcp4: false
+        gateway4: 10.30.51.1
+        nameservers:
+          addresses: [ 1.1.1.1, 8.8.8.8 ]
+    version: 2
+  packages:
+    - python3
+  refresh-installer:
+    update: no
+  ssh:
+    allow-pw: true
+    authorized-keys: []
+    install-server: true
+  storage:
+    config:
+    - grub_device: false
+      id: disk-sda
+      path: /dev/sda
+      ptable: gpt
+      preserve: false
+      type: disk
+      wipe: superblock-recursive
+    - device: disk-sda
+      grub_device: true
+      id: partition-0
+      flag: boot
+      number: 1
+      preserve: false
+      size: 536870912
+      type: partition
+      wipe: superblock
+    - id: format-0
+      fstype: fat32
+      preserve: false
+      type: format
+      volume: partition-0
+    - device: disk-sda
+      flag: ''
+      grub_device: false
+      id: partition-1
+      number: 2
+      preserve: false
+      size: -1
+      type: partition
+      wipe: superblock
+    - fstype: ext4
+      id: format-1
+      preserve: false
+      type: format
+      volume: partition-1
+    - device: format-1
+      id: mount-1
+      path: /
+      type: mount
+    - device: format-0
+      id: mount-0
+      path: /boot/efi
+      type: mount
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:80/meta-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:80/meta-data
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:80/meta-data
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:80/user-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:80/user-data
new file mode 100644
index 0000000000..ed8a9fca90
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:80/user-data
@@ -0,0 +1,83 @@
+#cloud-config
+autoinstall:
+  version: 1
+  apt:
+    geoip: true
+    preserve_sources_list: false
+    primary:
+    - arches: [amd64, i386]
+      uri: http://ca.archive.ubuntu.com/ubuntu
+    - arches: [default]
+      uri: http://ports.ubuntu.com/ubuntu-ports
+  identity:
+    hostname: s66-t37-sut2
+    password: $6$Y62lhMGJD8YNzmJn$H4DSqjrwFp5WN3tOvIrF.g/G2duOV76zXHAmaA/RU8jfT8H8sDumLQe/Q.EmI5pjPv7dzgI8j9BQPWes7efBK0
+    realname: testuser
+    username: testuser
+  keyboard:
+    layout: us
+    toggle: null
+    variant: ''
+  locale: en_US.UTF-8
+  network:
+    ethernets:
+      eno1:
+        addresses: [ 10.30.51.76/24 ]
+        dhcp4: false
+        gateway4: 10.30.51.1
+        nameservers:
+          addresses: [ 1.1.1.1, 8.8.8.8 ]
+    version: 2
+  packages:
+    - python3
+  refresh-installer:
+    update: no
+  ssh:
+    allow-pw: true
+    authorized-keys: []
+    install-server: true
+  storage:
+    config:
+    - grub_device: false
+      id: disk-sda
+      path: /dev/sda
+      ptable: gpt
+      preserve: false
+      type: disk
+      wipe: superblock-recursive
+    - device: disk-sda
+      grub_device: true
+      id: partition-0
+      flag: boot
+      number: 1
+      preserve: false
+      size: 536870912
+      type: partition
+      wipe: superblock
+    - id: format-0
+      fstype: fat32
+      preserve: false
+      type: format
+      volume: partition-0
+    - device: disk-sda
+      flag: ''
+      grub_device: false
+      id: partition-1
+      number: 2
+      preserve: false
+      size: -1
+      type: partition
+      wipe: superblock
+    - fstype: ext4
+      id: format-1
+      preserve: false
+      type: format
+      volume: partition-1
+    - device: format-1
+      id: mount-1
+      path: /
+      type: mount
+    - device: format-0
+      id: mount-0
+      path: /boot/efi
+      type: mount
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ba/meta-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ba/meta-data
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ba/meta-data
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ba/user-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ba/user-data
new file mode 100644
index 0000000000..9599e3cb09
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ba/user-data
@@ -0,0 +1,83 @@
+#cloud-config
+autoinstall:
+  version: 1
+  apt:
+    geoip: true
+    preserve_sources_list: false
+    primary:
+    - arches: [amd64, i386]
+      uri: http://ca.archive.ubuntu.com/ubuntu
+    - arches: [default]
+      uri: http://ports.ubuntu.com/ubuntu-ports
+  identity:
+    hostname: s65-t37-sut1
+    password: $6$Y62lhMGJD8YNzmJn$H4DSqjrwFp5WN3tOvIrF.g/G2duOV76zXHAmaA/RU8jfT8H8sDumLQe/Q.EmI5pjPv7dzgI8j9BQPWes7efBK0
+    realname: testuser
+    username: testuser
+  keyboard:
+    layout: us
+    toggle: null
+    variant: ''
+  locale: en_US.UTF-8
+  network:
+    ethernets:
+      eno1:
+        addresses: [ 10.30.51.75/24 ]
+        dhcp4: false
+        gateway4: 10.30.51.1
+        nameservers:
+          addresses: [ 1.1.1.1, 8.8.8.8 ]
+    version: 2
+  packages:
+    - python3
+  refresh-installer:
+    update: no
+  ssh:
+    allow-pw: true
+    authorized-keys: []
+    install-server: true
+  storage:
+    config:
+    - grub_device: false
+      id: disk-sda
+      path: /dev/sda
+      ptable: gpt
+      preserve: false
+      type: disk
+      wipe: superblock-recursive
+    - device: disk-sda
+      grub_device: true
+      id: partition-0
+      flag: boot
+      number: 1
+      preserve: false
+      size: 536870912
+      type: partition
+      wipe: superblock
+    - id: format-0
+      fstype: fat32
+      preserve: false
+      type: format
+      volume: partition-0
+    - device: disk-sda
+      flag: ''
+      grub_device: false
+      id: partition-1
+      number: 2
+      preserve: false
+      size: -1
+      type: partition
+      wipe: superblock
+    - fstype: ext4
+      id: format-1
+      preserve: false
+      type: format
+      volume: partition-1
+    - device: format-1
+      id: mount-1
+      path: /
+      type: mount
+    - device: format-0
+      id: mount-0
+      path: /boot/efi
+      type: mount
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:c6/meta-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:c6/meta-data
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:c6/meta-data
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:c6/user-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:c6/user-data
new file mode 100644
index 0000000000..1c0b06f9cf
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:c6/user-data
@@ -0,0 +1,83 @@
+#cloud-config
+autoinstall:
+  version: 1
+  apt:
+    geoip: true
+    preserve_sources_list: false
+    primary:
+    - arches: [amd64, i386]
+      uri: http://ca.archive.ubuntu.com/ubuntu
+    - arches: [default]
+      uri: http://ports.ubuntu.com/ubuntu-ports
+  identity:
+    hostname: s67-t37-tg1
+    password: $6$Y62lhMGJD8YNzmJn$H4DSqjrwFp5WN3tOvIrF.g/G2duOV76zXHAmaA/RU8jfT8H8sDumLQe/Q.EmI5pjPv7dzgI8j9BQPWes7efBK0
+    realname: testuser
+    username: testuser
+  keyboard:
+    layout: us
+    toggle: null
+    variant: ''
+  locale: en_US.UTF-8
+  network:
+    ethernets:
+      eno1:
+        addresses: [ 10.30.51.77/24 ]
+        dhcp4: false
+        gateway4: 10.30.51.1
+        nameservers:
+          addresses: [ 1.1.1.1, 8.8.8.8 ]
+    version: 2
+  packages:
+    - python3
+  refresh-installer:
+    update: no
+  ssh:
+    allow-pw: true
+    authorized-keys: []
+    install-server: true
+  storage:
+    config:
+    - grub_device: false
+      id: disk-sda
+      path: /dev/sda
+      ptable: gpt
+      preserve: false
+      type: disk
+      wipe: superblock-recursive
+    - device: disk-sda
+      grub_device: true
+      id: partition-0
+      flag: boot
+      number: 1
+      preserve: false
+      size: 536870912
+      type: partition
+      wipe: superblock
+    - id: format-0
+      fstype: fat32
+      preserve: false
+      type: format
+      volume: partition-0
+    - device: disk-sda
+      flag: ''
+      grub_device: false
+      id: partition-1
+      number: 2
+      preserve: false
+      size: -1
+      type: partition
+      wipe: superblock
+    - fstype: ext4
+      id: format-1
+      preserve: false
+      type: format
+      volume: partition-1
+    - device: format-1
+      id: mount-1
+      path: /
+      type: mount
+    - device: format-0
+      id: mount-0
+      path: /boot/efi
+      type: mount
\ No newline at end of file
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ca/meta-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ca/meta-data
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ca/meta-data
diff --git a/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ca/user-data b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ca/user-data
new file mode 100644
index 0000000000..18e99b2b2a
--- /dev/null
+++ b/fdio.infra.pxe/docker-nginx/html/ubuntu_focal_amd64/3c:ec:ef:b9:a6:ca/user-data
@@ -0,0 +1,83 @@
+#cloud-config
+autoinstall:
+  version: 1
+  apt:
+    geoip: true
+    preserve_sources_list: false
+    primary:
+    - arches: [amd64, i386]
+      uri: http://ca.archive.ubuntu.com/ubuntu
+    - arches: [default]
+      uri: http://ports.ubuntu.com/ubuntu-ports
+  identity:
+    hostname: s71-t212-sut1
+    password: $6$Y62lhMGJD8YNzmJn$H4DSqjrwFp5WN3tOvIrF.g/G2duOV76zXHAmaA/RU8jfT8H8sDumLQe/Q.EmI5pjPv7dzgI8j9BQPWes7efBK0
+    realname: testuser
+    username: testuser
+  keyboard:
+    layout: us
+    toggle: null
+    variant: ''
+  locale: en_US.UTF-8
+  network:
+    ethernets:
+      eno1:
+        addresses: [ 10.30.51.81/24 ]
+        dhcp4: false
+        gateway4: 10.30.51.1
+        nameservers:
+          addresses: [ 1.1.1.1, 8.8.8.8 ]
+    version: 2
+  packages:
+    - python3
+  refresh-installer:
+    update: no
+  ssh:
+    allow-pw: true
+    authorized-keys: []
+    install-server: true
+  storage:
+    config:
+    - grub_device: false
+      id: disk-sda
+      path: /dev/sda
+      ptable: gpt
+      preserve: false
+      type: disk
+      wipe: superblock-recursive
+    - device: disk-sda
+      grub_device: true
+      id: partition-0
+      flag: boot
+      number: 1
+      preserve: false
+      size: 536870912
+      type: partition
+      wipe: superblock
+    - id: format-0
+      fstype: fat32
+      preserve: false
+      type: format
+      volume: partition-0
+    - device: disk-sda
+      flag: ''
+      grub_device: false
+      id: partition-1
+      number: 2
+      preserve: false
+      size: -1
+      type: partition
+      wipe: superblock
+    - fstype: ext4
+      id: format-1
+      preserve: false
+      type: format
+      volume: partition-1
+    - device: format-1
+      id: mount-1
+      path: /
+      type: mount
+    - device: format-0
+      id: mount-0
+      path: /boot/efi
+      type: mount
\ No newline at end of file