CSIT-245: IPv6 - ip4-lispgpe-ip6

Change-Id: Ie88cadfc2eab31cd1f411b9648b1a3515e4baa89
Signed-off-by: Zdeno Olsovsky <zolsovsk@cisco.com>
Signed-off-by: Matej Klotton <mklotton@cisco.com>

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}