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authorDamjan Marion <damarion@cisco.com>2019-06-12 22:41:21 +0200
committerFlorin Coras <florin.coras@gmail.com>2019-06-12 21:58:43 +0000
commitb59eb8f3e3a37eacd875d3321975072830034075 (patch)
tree6c5f15fc6ac282c69377ed5ca2c5c233cc9f661b /src
parentf35a07273f252b98f65126c747bfb1eb435f0ace (diff)
avf: add README.md section about spoofing check
Type: docs Change-Id: I4ae65ed22275abf0d15045f3b09625d6aaa3b67b Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/plugins/avf/README.md10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/plugins/avf/README.md b/src/plugins/avf/README.md
index 0c7d555775e..40e4f0cd040 100644
--- a/src/plugins/avf/README.md
+++ b/src/plugins/avf/README.md
@@ -82,6 +82,16 @@ trust needs to be set to "on" using the linux "ip link" utility.
ip link set dev <PF inteface name> vf <VF id> trust on
```
+### L2 spoofing check
+By default Virtual Function is not allowed to send ethernet frames which
+have source MAC address different than address assigned to the VF.
+In some cases it is expected that VPP will send such frames (e.g. L2 bridging,
+bonding, l2 cross-connect) and in such cases spoof chack needs to be turned
+off by issuing following command:
+```
+ip link set dev <PF inteface name> vf <VF id> spoofchk off
+```
+
### Interface Creation
Interfaces can be dynamically created by using following CLI:
```