+| Vpp l2bd forwarding setup
+| | [Documentation] | Setup BD between 2 interfaces on VPP node and if learning
+| | ... | is off set static L2FIB entry on second interface
+| | [Arguments] | ${node} | ${if1} | ${if2} | ${learn}=${TRUE} | ${mac}=${EMPTY}
+| | Set Interface State | ${node} | ${if1} | up
+| | Set Interface State | ${node} | ${if2} | up
+| | Vpp Add L2 Bridge Domain | ${node} | ${1} | ${if1} | ${if2} | ${learn}
+| | Run Keyword If | ${learn} == ${FALSE}
+| | ... | Vpp Add L2fib Entry | ${node} | ${mac} | ${if2} | ${1}
+| | All Vpp Interfaces Ready Wait | ${nodes}
+
+| Path for 3-node BD-SHG testing is set
+| | [Documentation] | Compute path for bridge domain split-horizon group testing
+| | ... | on three given nodes with following interconnections
+| | ... | TG - (2 links) - DUT1 - (1 link) - DUT2 - (2 links) - TG
+| | ... | and set corresponding test case variables.
+| | ...
+| | ... | *Arguments:*
+| | ... | - ${tg_node} - TG node. Type: dictionary
+| | ... | - ${dut1_node} - DUT1 node. Type: dictionary
+| | ... | - ${dut2_node} - DUT2 node. Type: dictionary
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned
+| | ...
+| | ... | _NOTE:_ This KW sets following test case variables:
+| | ... | - ${tg_node} - TG node.
+| | ... | - ${tg_to_dut1_if1} - TG interface 1 towards DUT1.
+| | ... | - ${tg_to_dut1_if2} - TG interface 2 towards DUT1.
+| | ... | - ${tg_to_dut2_if1} - TG interface 1 towards DUT2.
+| | ... | - ${tg_to_dut2_if2} - TG interface 2 towards DUT2.
+| | ... | - ${dut1_node} - DUT1 node.
+| | ... | - ${dut1_to_tg_if1} - DUT1 interface 1 towards TG.
+| | ... | - ${dut1_to_tg_if2} - DUT1 interface 2 towards TG.
+| | ... | - ${dut1_to_dut2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_node} - DUT2 node.
+| | ... | - ${dut2_to_tg_if1} - DUT2 interface 1 towards TG.
+| | ... | - ${dut2_to_tg_if2} - DUT2 interface 2 towards TG.
+| | ... | - ${dut2_to_dut1} - DUT2 interface towards DUT1.
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Given Path for 3-node BD-SHG testing is set \| ${nodes['TG']} \
+| | ... | \| ${nodes['DUT1']} \| ${nodes['DUT2']} \|
+| | [Arguments] | ${tg_node} | ${dut1_node} | ${dut2_node}
+| | # Compute path TG - DUT1 with two links in between
+| | Append Nodes | ${tg_node} | ${dut1_node} | ${tg_node}
+| | Compute Path | always_same_link=${FALSE}
+| | ${tg_to_dut1_if1} | ${tmp}= | First Interface
+| | ${tg_to_dut1_if2} | ${tmp}= | Last Interface
+| | ${dut1_to_tg_if1} | ${tmp}= | First Ingress Interface
+| | ${dut1_to_tg_if2} | ${tmp}= | Last Egress Interface
+| | # Compute path TG - DUT2 with two links in between
+| | Clear Path
+| | Append Nodes | ${tg_node} | ${dut2_node} | ${tg_node}
+| | Compute Path | always_same_link=${FALSE}
+| | ${tg_to_dut2_if1} | ${tmp}= | First Interface
+| | ${tg_to_dut2_if2} | ${tmp}= | Last Interface
+| | ${dut2_to_tg_if1} | ${tmp}= | First Ingress Interface
+| | ${dut2_to_tg_if2} | ${tmp}= | Last Egress Interface
+| | # Compute path DUT1 - DUT2 with one link in between
+| | Clear Path
+| | Append Nodes | ${dut1_node} | ${dut2_node}
+| | Compute Path
+| | ${dut1_to_dut2} | ${tmp}= | Next Interface
+| | ${dut2_to_dut1} | ${tmp}= | Next Interface
+| | # Set test variables
+| | Set Test Variable | ${tg_to_dut1_if1}
+| | Set Test Variable | ${tg_to_dut1_if2}
+| | Set Test Variable | ${tg_to_dut2_if1}
+| | Set Test Variable | ${tg_to_dut2_if2}
+| | Set Test Variable | ${dut1_to_tg_if1}
+| | Set Test Variable | ${dut1_to_tg_if2}
+| | Set Test Variable | ${dut2_to_tg_if1}
+| | Set Test Variable | ${dut2_to_tg_if2}
+| | Set Test Variable | ${dut1_to_dut2}
+| | Set Test Variable | ${dut2_to_dut1}
+| | Set Test Variable | ${tg_node}
+| | Set Test Variable | ${dut1_node}
+| | Set Test Variable | ${dut2_node}
+
+| Interfaces in 3-node BD-SHG testing are up
+| | [Documentation] | Set UP state on interfaces in 3-node path on nodes and
+| | ... | wait for all interfaces are ready.
+| | ...
+| | ... | *Arguments:*
+| | ... | - No arguments.
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned.
+| | ...
+| | ... | _NOTE:_ This KW uses test variables sets in
+| | ... | "Path for 3-node BD-SHG testing is set" KW.
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Path for 3-node BD-SHG testing is set \| ${nodes['TG']} \
+| | ... | \| ${nodes['DUT1']} \| ${nodes['DUT2']} \|
+| | ... | \| Interfaces in 3-node BD-SHG testing are up \|
+| | ...
+| | Set Interface State | ${tg_node} | ${tg_to_dut1_if1} | up
+| | Set Interface State | ${tg_node} | ${tg_to_dut1_if2} | up
+| | Set Interface State | ${tg_node} | ${tg_to_dut2_if1} | up
+| | Set Interface State | ${tg_node} | ${tg_to_dut2_if2} | up
+| | Set Interface State | ${dut1_node} | ${dut1_to_tg_if1} | up
+| | Set Interface State | ${dut1_node} | ${dut1_to_tg_if2} | up
+| | Set Interface State | ${dut2_node} | ${dut2_to_tg_if1} | up
+| | Set Interface State | ${dut2_node} | ${dut2_to_tg_if2} | up
+| | Set Interface State | ${dut1_node} | ${dut1_to_dut2} | up
+| | Set Interface State | ${dut2_node} | ${dut2_to_dut1} | up
+| | Vpp Node Interfaces Ready Wait | ${dut1_node}
+| | Vpp Node Interfaces Ready Wait | ${dut2_node}
+
+| Bridge domain on DUT node is created
+| | [Documentation] | Create bridge domain on given VPP node with defined
+| | ... | learning status.
+| | ...
+| | ... | *Arguments:*
+| | ... | - ${dut_node} - DUT node. Type: dictionary
+| | ... | - ${bd_id} - Bridge domain ID. Type: integer
+| | ... | - ${learn} - Enable/disable MAC learn. Type: boolean, \
+| | ... | default value: ${TRUE}
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Bridge domain on DUT node is created \| ${nodes['DUT1']} \| 2 \|
+| | ... | \| Bridge domain on DUT node is created \| ${nodes['DUT1']} \| 5 \
+| | ... | \| learn=${FALSE} \|
+| | [Arguments] | ${dut_node} | ${bd_id} | ${learn}=${TRUE}
+| | ${learn} = | Set Variable If | ${learn} == ${TRUE} | ${1} | ${0}
+| | Create L2 BD | ${dut_node} | ${bd_id} | learn=${learn}