diff options
| -rw-r--r-- | resources/libraries/robot/lisp/lispgpe.robot | 20 | ||||
| -rw-r--r-- | resources/test_data/lisp/static_adjacency/lisp_static_adjacency.py | 14 | ||||
| -rw-r--r-- | tests/func/lisp/ipv4_lispgpe_ipv6.robot | 213 |
3 files changed, 200 insertions, 47 deletions
diff --git a/resources/libraries/robot/lisp/lispgpe.robot b/resources/libraries/robot/lisp/lispgpe.robot index a5ab102652..7dc53c7e27 100644 --- a/resources/libraries/robot/lisp/lispgpe.robot +++ b/resources/libraries/robot/lisp/lispgpe.robot @@ -20,6 +20,7 @@ | Library | resources.libraries.python.LispSetup.LispLocalEid | Library | resources.libraries.python.LispSetup.LispAdjacency | Library | resources.libraries.python.LispSetup.LispRemoteMapping +| Library | resources.libraries.python.LispSetup.LispEidTableMap *** Keywords *** | Set up LISP GPE topology @@ -52,6 +53,7 @@ | | ... | ${dut2_node} | ${dut2_if} | ${dut2_int_index} | | ... | ${locator_set} | ${dut1_eid} | ${dut2_eid} | | ... | ${dut1_static_adjacency} | ${dut2_static_adjacency} +| | ... | ${vni_table}=0 | ${vrf_table}=0 | | ... # DUT1 settings: | | ${dut1_int_index}= | Run Keyword If | ${dut1_int_index} is None @@ -66,20 +68,23 @@ | | ... | ${dut1_int_index} | | ... | ${locator_set['priority']} | | ... | ${locator_set['weight']} +| | Vpp Lisp Eid Table Mapping | ${dut1_node} +| | ... | ${vni_table} +| | ... | vrf=${vrf_table} | | Vpp Add Lisp Local Eid | ${dut1_node} | | ... | ${dut1_eid['locator_name']} -| | ... | ${dut1_eid['vni']} +| | ... | ${vni_table} | | ... | ${dut1_eid['eid']} | | ... | ${dut1_eid['prefix']} | | Vpp Add Lisp Remote Mapping | ${dut1_node} -| | ... | ${dut1_static_adjacency['vni']} +| | ... | ${vni_table} | | ... | ${dut1_static_adjacency['deid']} | | ... | ${dut1_static_adjacency['prefix']} | | ... | ${dut1_static_adjacency['seid']} | | ... | ${dut1_static_adjacency['prefix']} | | ... | ${dut1_static_adjacency['rloc']} | | Vpp Add Lisp Adjacency | ${dut1_node} -| | ... | ${dut1_static_adjacency['vni']} +| | ... | ${vni_table} | | ... | ${dut1_static_adjacency['deid']} | | ... | ${dut1_static_adjacency['prefix']} | | ... | ${dut1_static_adjacency['seid']} @@ -98,20 +103,23 @@ | | ... | ${dut2_int_index} | | ... | ${locator_set['priority']} | | ... | ${locator_set['weight']} +| | Vpp Lisp Eid Table Mapping | ${dut2_node} +| | ... | ${vni_table} +| | ... | vrf=${vrf_table} | | Vpp Add Lisp Local Eid | ${dut2_node} | | ... | ${dut2_eid['locator_name']} -| | ... | ${dut2_eid['vni']} +| | ... | ${vni_table} | | ... | ${dut2_eid['eid']} | | ... | ${dut2_eid['prefix']} | | Vpp Add Lisp Remote Mapping | ${dut2_node} -| | ... | ${dut2_static_adjacency['vni']} +| | ... | ${vni_table} | | ... | ${dut2_static_adjacency['deid']} | | ... | ${dut2_static_adjacency['prefix']} | | ... | ${dut2_static_adjacency['seid']} | | ... | ${dut2_static_adjacency['prefix']} | | ... | ${dut2_static_adjacency['rloc']} | | Vpp Add Lisp Adjacency | ${dut2_node} -| | ... | ${dut2_static_adjacency['vni']} +| | ... | ${vni_table} | | ... | ${dut2_static_adjacency['deid']} | | ... | ${dut2_static_adjacency['prefix']} | | ... | ${dut2_static_adjacency['seid']} diff --git a/resources/test_data/lisp/static_adjacency/lisp_static_adjacency.py b/resources/test_data/lisp/static_adjacency/lisp_static_adjacency.py index b3af598d58..56cda75426 100644 --- a/resources/test_data/lisp/static_adjacency/lisp_static_adjacency.py +++ b/resources/test_data/lisp/static_adjacency/lisp_static_adjacency.py @@ -15,6 +15,12 @@ # Lisp default global value locator_name = 'ls1' +fib_table1 = 1 +dut1_dut2_vni = 1 +sock1 = '/tmp/sock1' +sock2 = '/tmp/sock2' +bid = 10 +vhost_ip = '6:0:1::3' # Lisp default locator_set value duts_locator_set = {'locator_name': locator_name, @@ -47,7 +53,7 @@ dut2_ip4_eid = {'locator_name': locator_name, 'vni': 0, 'eid': '6.0.2.0', 'prefix': 24} -dut2_to_dut1_ip4_reconf= '6.0.3.20' +dut2_to_dut1_ip4_reconf = '6.0.3.20' dut1_to_dut2_ip4_static_adjacency_reconf = {'vni': 0, 'deid': '6.0.2.0', 'seid': '6.0.1.0', @@ -80,7 +86,7 @@ dut2_ip6_eid = {'locator_name': locator_name, 'vni': 0, 'eid': '6:0:2::0', 'prefix': 64} -dut2_to_dut1_ip6_reconf= '6:0:3::20' +dut2_to_dut1_ip6_reconf = '6:0:3::20' dut1_to_dut2_ip6_static_adjacency_reconf = {'vni': 0, 'deid': '6:0:2::0', 'seid': '6:0:1::0', @@ -114,7 +120,7 @@ dut2_ip4o6_eid = {'locator_name': locator_name, 'vni': 0, 'eid': '6.0.2.0', 'prefix': 24} -dut2_to_dut1_ip4o6_reconf= '6:0:3::20' +dut2_to_dut1_ip4o6_reconf = '6:0:3::20' dut1_ip4o6_static_adjacency_reconf = {'vni': 0, 'deid': '6.0.2.0', 'seid': '6.0.1.0', @@ -148,7 +154,7 @@ dut2_ip6o4_eid = {'locator_name': locator_name, 'vni': 0, 'eid': '6:0:2::0', 'prefix': 64} -dut2_to_dut1_ip6o4_reconf= '6.0.3.20' +dut2_to_dut1_ip6o4_reconf = '6.0.3.20' dut1_ip6o4_static_adjacency_reconf = {'vni': 0, 'deid': '6:0:2::0', 'seid': '6:0:1::0', diff --git a/tests/func/lisp/ipv4_lispgpe_ipv6.robot b/tests/func/lisp/ipv4_lispgpe_ipv6.robot index 5ce8d793ed..f6596ba48b 100644 --- a/tests/func/lisp/ipv4_lispgpe_ipv6.robot +++ b/tests/func/lisp/ipv4_lispgpe_ipv6.robot @@ -18,8 +18,13 @@ | Resource | resources/libraries/robot/traffic.robot | Resource | resources/libraries/robot/lisp/lisp_static_adjacency.robot | Resource | resources/libraries/robot/l2_traffic.robot +| Resource | resources/libraries/robot/lisp/lispgpe.robot +| Resource | resources/libraries/robot/bridge_domain.robot +| Resource | resources/libraries/robot/qemu.robot | Library | resources.libraries.python.IPUtil +| Library | resources.libraries.python.VhostUser | Library | resources.libraries.python.Trace +| Library | resources.libraries.python.VPPUtil # import additional Lisp settings from resource file | Variables | resources/test_data/lisp/static_adjacency/lisp_static_adjacency.py | Force Tags | 3_NODE_SINGLE_LINK_TOPO | 3_NODE_DOUBLE_LINK_TOPO @@ -59,46 +64,180 @@ | | ... | [Ref] RFC6830. | | Given Path for 3-node testing is set | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} -| | And Interfaces in 3-node path are up -| | And IP addresses are set on interfaces -| | ... | ${dut1_node} | ${dut1_to_dut2} -| | ... | ${dut1_to_dut2_ip6o4} | ${dut_prefix6o4} -| | ... | ${dut1_node} | ${dut1_to_tg} -| | ... | ${dut1_to_tg_ip6o4} | ${tg_prefix6o4} -| | ... | ${dut2_node} | ${dut2_to_dut1} -| | ... | ${dut2_to_dut1_ip6o4} | ${dut_prefix6o4} -| | ... | ${dut2_node} | ${dut2_to_tg} -| | ... | ${dut2_to_tg_ip6o4} | ${tg_prefix6o4} -| | And VPP IP Probe | ${dut1_node} | ${dut1_to_dut2} | ${dut2_to_dut1_ip6o4} -| | And VPP IP Probe | ${dut2_node} | ${dut2_to_dut1} | ${dut1_to_dut2_ip6o4} -| | And Add Arp On Dut | ${dut2_node} | ${dut2_to_tg} | ${tg2_ip6o4} -| | ... | ${tg_to_dut2_mac} -| | And Add Arp On Dut | ${dut1_node} | ${dut1_to_tg} | ${tg1_ip6o4} -| | ... | ${tg_to_dut1_mac} +| | And Interfaces in 3-node path are up +| | And IP addresses are set on interfaces +| | ... | ${dut1_node} | ${dut1_to_dut2} +| | ... | ${dut1_to_dut2_ip6o4} | ${dut_prefix6o4} +| | ... | ${dut1_node} | ${dut1_to_tg} +| | ... | ${dut1_to_tg_ip6o4} | ${tg_prefix6o4} +| | ... | ${dut2_node} | ${dut2_to_dut1} +| | ... | ${dut2_to_dut1_ip6o4} | ${dut_prefix6o4} +| | ... | ${dut2_node} | ${dut2_to_tg} +| | ... | ${dut2_to_tg_ip6o4} | ${tg_prefix6o4} +| | And VPP IP Probe | ${dut1_node} | ${dut1_to_dut2} | ${dut2_to_dut1_ip6o4} +| | And VPP IP Probe | ${dut2_node} | ${dut2_to_dut1} | ${dut1_to_dut2_ip6o4} +| | And Add Arp On Dut | ${dut2_node} | ${dut2_to_tg} | ${tg2_ip6o4} +| | ... | ${tg_to_dut2_mac} +| | And Add Arp On Dut | ${dut1_node} | ${dut1_to_tg} | ${tg1_ip6o4} +| | ... | ${tg_to_dut1_mac} | | When Set up Lisp topology -| | ... | ${dut1_node} | ${dut1_to_dut2} | ${NONE} -| | ... | ${dut2_node} | ${dut2_to_dut1} | ${NONE} -| | ... | ${duts_locator_set} | ${dut1_ip6o4_eid} | ${dut2_ip6o4_eid} -| | ... | ${dut1_ip6o4_static_adjacency} | ${dut2_ip6o4_static_adjacency} +| | ... | ${dut1_node} | ${dut1_to_dut2} | ${NONE} +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${NONE} +| | ... | ${duts_locator_set} | ${dut1_ip6o4_eid} | ${dut2_ip6o4_eid} +| | ... | ${dut1_ip6o4_static_adjacency} | ${dut2_ip6o4_static_adjacency} | | Then Send Packet And Check Headers -| | ... | ${tg_node} | ${tg1_ip6o4} | ${tg2_ip6o4} -| | ... | ${tg_to_dut1} | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} -| | ... | ${tg_to_dut2} | ${dut2_to_tg_mac} | ${tg_to_dut2_mac} +| | ... | ${tg_node} | ${tg1_ip6o4} | ${tg2_ip6o4} +| | ... | ${tg_to_dut1} | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} +| | ... | ${tg_to_dut2} | ${dut2_to_tg_mac} | ${tg_to_dut2_mac} | | And Send Packet And Check Headers -| | ... | ${tg_node} | ${tg2_ip6o4} | ${tg1_ip6o4} -| | ... | ${tg_to_dut2} | ${tg_to_dut2_mac} | ${dut2_to_tg_mac} -| | ... | ${tg_to_dut1} | ${dut1_to_tg_mac} | ${tg_to_dut1_mac} +| | ... | ${tg_node} | ${tg2_ip6o4} | ${tg1_ip6o4} +| | ... | ${tg_to_dut2} | ${tg_to_dut2_mac} | ${dut2_to_tg_mac} +| | ... | ${tg_to_dut1} | ${dut1_to_tg_mac} | ${tg_to_dut1_mac} | | When Change Lisp Configuration | ${dut1_node} | ${dut2_node} -| | ... | ${dut1_to_dut2} | ${dut2_to_dut1} | ${dut1_to_dut2_mac} -| | ... | ${dut2_to_dut1_mac} | ${dut1_to_dut2_ip6o4} -| | ... | ${dut2_to_dut1_ip6o4_reconf} | ${dut_prefix6o4} -| | ... | ${dut1_ip6o4_static_adjacency} -| | ... | ${dut1_ip6o4_static_adjacency_reconf} +| | ... | ${dut1_to_dut2} | ${dut2_to_dut1} | ${dut1_to_dut2_mac} +| | ... | ${dut2_to_dut1_mac} | ${dut1_to_dut2_ip6o4} +| | ... | ${dut2_to_dut1_ip6o4_reconf} | ${dut_prefix6o4} +| | ... | ${dut1_ip6o4_static_adjacency} +| | ... | ${dut1_ip6o4_static_adjacency_reconf} | | Then Send Packet And Check Headers -| | ... | ${tg_node} | ${tg1_ip6o4} | ${tg2_ip6o4} -| | ... | ${tg_to_dut1} | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} -| | ... | ${tg_to_dut2} | ${dut2_to_tg_mac} | ${tg_to_dut2_mac} +| | ... | ${tg_node} | ${tg1_ip6o4} | ${tg2_ip6o4} +| | ... | ${tg_to_dut1} | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} +| | ... | ${tg_to_dut2} | ${dut2_to_tg_mac} | ${tg_to_dut2_mac} | | And Send Packet And Check Headers -| | ... | ${tg_node} | ${tg2_ip6o4} | ${tg1_ip6o4} -| | ... | ${tg_to_dut2} | ${tg_to_dut2_mac} | ${dut2_to_tg_mac} -| | ... | ${tg_to_dut1} | ${dut1_to_tg_mac} | ${tg_to_dut1_mac}
\ No newline at end of file +| | ... | ${tg_node} | ${tg2_ip6o4} | ${tg1_ip6o4} +| | ... | ${tg_to_dut2} | ${tg_to_dut2_mac} | ${dut2_to_tg_mac} +| | ... | ${tg_to_dut1} | ${dut1_to_tg_mac} | ${tg_to_dut1_mac} + +| TC02: DUT1 and DUT2 route IPv6 bidirectionally over LISP GPE tunnel using physical interfaces and VRF is enabled +| | [Documentation] +| | ... | [Top] TG-DUT1-DUT2-TG. +| | ... | [Enc] Eth-IPv4-LISPGPE-IPv6-ICMPv6 on DUT1-DUT2, Eth-IPv6-ICMPv6 on\ +| | ... | TG-DUTn. +| | ... | [Cfg] Configure IPv4 LISP static adjacencies on DUT1 and DUT2. +| | ... | [Ver] Case: ip6-lispgpe-ip4 - vrf, phy2lisp +| | ... | Make TG send ICMPv4 Echo Req between its interfaces across both\ +| | ... | DUTs and LISP GPE tunnel between them; verify IPv6 headers on\ +| | ... | received packets are correct. +| | ... | [Ref] RFC6830. +| | ... +| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} +| | ... | AND | Show vpp trace dump on all DUTs +| | ... | AND | Show Vpp Settings | ${nodes['DUT1']} +| | ... | AND | Show Vpp Settings | ${nodes['DUT2']} +| | ... +| | Given Path for 3-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} +| | And Interfaces in 3-node path are up +| | And Assign Interface To Fib Table | ${dut1_node} +| | ... | ${dut1_to_tg} | ${fib_table_1} | ip6=${TRUE} +| | And Assign Interface To Fib Table | ${dut2_node} +| | ... | ${dut2_to_tg} | ${fib_table_1} | ip6=${TRUE} +| | And Add IP Neighbors | ${fib_table_1} +| | And IP addresses are set on interfaces +| | ... | ${dut1_node} | ${dut1_to_dut2} | ${dut1_to_dut2_ip6o4} +| | ... | ${dut_prefix6o4} +| | ... | ${dut1_node} | ${dut1_to_tg} | ${dut1_to_tg_ip6o4} | ${tg_prefix6o4} +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${dut2_to_dut1_ip6o4} +| | ... | ${dut_prefix6o4} +| | ... | ${dut2_node} | ${dut2_to_tg} | ${dut2_to_tg_ip6o4} | ${tg_prefix6o4} +| | When Set up LISP GPE topology +| | ... | ${dut1_node} | ${dut1_to_dut2} | ${NONE} +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${NONE} +| | ... | ${duts_locator_set} | ${dut1_ip6o4_eid} | ${dut2_ip6o4_eid} +| | ... | ${dut1_ip6o4_static_adjacency} +| | ... | ${dut2_ip6o4_static_adjacency} +| | ... | ${dut1_dut2_vni} | ${fib_table_1} +| | Then Send Packet And Check Headers +| | ... | ${tg_node} | ${tg1_ip6o4} | ${tg2_ip6o4} +| | ... | ${tg_to_dut1} | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} +| | ... | ${tg_to_dut2} | ${dut2_to_tg_mac} | ${tg_to_dut2_mac} +| | And Send Packet And Check Headers +| | ... | ${tg_node} | ${tg2_ip6o4} | ${tg1_ip6o4} +| | ... | ${tg_to_dut2} | ${tg_to_dut2_mac} | ${dut2_to_tg_mac} +| | ... | ${tg_to_dut1} | ${dut1_to_tg_mac} | ${tg_to_dut1_mac} + +| TC03: DUT1 and DUT2 route IPv6 bidirectionally over LISP GPE tunnel using vhost interfaces +| | [Documentation] +| | ... | [Top] TG-DUT1-DUT2-TG. +| | ... | [Enc] Eth-IPv4-LISPGPE-IPv6-ICMPv6 on DUT1-DUT2, Eth-IPv6-ICMPv6 on\ +| | ... | TG-DUTn. +| | ... | [Cfg] Configure IPv4 LISP static adjacencies on DUT1 and DUT2. +| | ... | [Ver] Case: ip6-lispgpe-ip4 - main fib, virt2lisp +| | ... | Make TG send ICMPv6 Echo Req between its interfaces across both\ +| | ... | DUTs and LISP GPE tunnel between them; verify IPv6 headers on\ +| | ... | received packets are correct. +| | ... +| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} +| | ... | AND | Show vpp trace dump on all DUTs +| | ... | AND | Show Vpp Settings | ${nodes['DUT1']} +| | ... | AND | Show Vpp Settings | ${nodes['DUT2']} +| | ... | AND | Stop and Clear QEMU | ${dut1_node} | ${vm_node} +| | ... +| | Given Path for 3-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} +| | And Interfaces in 3-node path are up +| | And IP addresses are set on interfaces +| | ... | ${dut1_node} | ${dut1_to_dut2} | ${dut1_to_dut2_ip6o4} +| | ... | ${dut_prefix6o4} +| | ... | ${dut1_node} | ${dut1_to_tg} | ${dut1_to_tg_ip6o4} | ${tg_prefix6o4} +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${dut2_to_dut1_ip6o4} +| | ... | ${dut_prefix6o4} +| | ... | ${dut2_node} | ${dut2_to_tg} | ${dut2_to_tg_ip6o4} | ${tg_prefix6o4} +| | And Add Arp On Dut | ${dut1_node} | ${dut1_to_tg} | ${tg1_ip6o4} +| | ... | ${tg_to_dut1_mac} +| | And Add Arp On Dut | ${dut2_node} | ${dut2_to_tg} | ${tg2_ip6o4} +| | ... | ${tg_to_dut2_mac} +| | And Add Arp On Dut | ${dut1_node} | ${dut1_to_dut2} | ${dut2_to_dut1_ip6o4} +| | ... | ${dut2_to_dut1_mac} +| | And Add Arp On Dut | ${dut2_node} | ${dut2_to_dut1} | ${dut1_to_dut2_ip6o4} +| | ... | ${dut1_to_dut2_mac} +| | When Set up LISP GPE topology +| | ... | ${dut1_node} | ${dut1_to_dut2} | ${NONE} +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${NONE} +| | ... | ${duts_locator_set} | ${dut1_ip6o4_eid} | ${dut2_ip6o4_eid} +| | ... | ${dut1_ip6o4_static_adjacency} +| | ... | ${dut2_ip6o4_static_adjacency} +| | And Setup Qemu DUT1 +| | Then Send Packet And Check Headers +| | ... | ${tg_node} | ${tg1_ip6o4} | ${tg2_ip6o4} +| | ... | ${tg_to_dut1} | ${tg_to_dut1_mac} | ${dst_vhost_mac} +| | ... | ${tg_to_dut2} | ${dut2_to_tg_mac} | ${tg_to_dut2_mac} +| | And Send Packet And Check Headers +| | ... | ${tg_node} | ${tg2_ip6o4} | ${tg1_ip6o4} +| | ... | ${tg_to_dut2} | ${tg_to_dut2_mac} | ${dut2_to_tg_mac} +| | ... | ${tg_to_dut1} | ${dut1_to_tg_mac} | ${tg_to_dut1_mac} + + +*** Keywords *** +| Add IP Neighbors +| | [Documentation] +| | ... | Add IP neighbors to physical interfaces on DUTs.\ +| | ... | You can specify fib table ID for DUT-TG interfaces. Default is 0. +| | ... +| | [Arguments] | ${fib_id}=0 +| | Add IP Neighbor | ${dut1_node} | ${dut1_to_tg} | ${tg1_ip6o4} +| | ... | ${tg_to_dut1_mac} | ${fib_id} +| | Add IP Neighbor | ${dut2_node} | ${dut2_to_tg} | ${tg2_ip6o4} +| | ... | ${tg_to_dut2_mac} | ${fib_id} +| | Add IP Neighbor | ${dut1_node} | ${dut1_to_dut2} | ${dut2_to_dut1_ip6o4} +| | ... | ${dut2_to_dut1_mac} +| | Add IP Neighbor | ${dut2_node} | ${dut2_to_dut1} | ${dut1_to_dut2_ip6o4} +| | ... | ${dut1_to_dut2_mac} + +| Setup Qemu DUT1 +| | [Documentation] | Setup Vhosts on DUT1 and setup IP on one of them. Setup\ +| | ... | Qemu and bridge the vhosts. +| | ... +| | ${vhost1}= | Vpp Create Vhost User Interface | ${dut1_node} | ${sock1} +| | ${vhost2}= | Vpp Create Vhost User Interface | ${dut1_node} | ${sock2} +| | Set Interface Address | ${dut1_node} | ${vhost2} | ${vhost_ip} | ${prefix4} +| | Set Interface State | ${dut1_node} | ${vhost1} | up +| | Set Interface State | ${dut1_node} | ${vhost2} | up +| | Bridge domain on DUT node is created | ${dut1_node} | ${bid} | learn=${TRUE} +| | Interface is added to bridge domain | ${dut1_node} +| | ... | ${dut1_to_tg} | ${bid} | 0 +| | Interface is added to bridge domain | ${dut1_node} +| | ... | ${vhost1} | ${bid} | 0 +| | ${vhost_mac}= | Get Vhost User Mac By SW Index | ${dut1_node} | ${vhost2} +| | Set test variable | ${dst_vhost_mac} | ${vhost_mac} +| | VM for Vhost L2BD forwarding is setup | ${dut1_node} | ${sock1} | ${sock2} |