Clean: L2 bridge domain

Signed-off-by: Peter Mikus <pmikus@cisco.com>
Change-Id: I3721900b91a9c8e9db8766bdcb9771b6bcf95bca

2 files changed, 796 insertions, 182 deletions

diff --git a/resources/libraries/robot/l2/l2_bridge_domain.robot b/resources/libraries/robot/l2/l2_bridge_domain.robot
index 4c3d629b98..6a3a466cdb 100644
--- a/resources/libraries/robot/l2/l2_bridge_domain.robot
+++ b/resources/libraries/robot/l2/l2_bridge_domain.robot
@@ -16,21 +16,82 @@
 | Library | resources.libraries.python.InterfaceUtil
 | Library | resources.libraries.python.NodePath
 | Library | resources.libraries.python.VhostUser
-| Resource | resources/libraries/robot/shared/interfaces.robot
-| Resource | resources/libraries/robot/l2/l2_traffic.robot
+| Library | resources.libraries.python.Memif
 
 *** Keywords ***
-| Configure L2BD forwarding
-| | [Documentation] | Setup BD between 2 interfaces on VPP node and if learning
-| | ...             | is off set static L2FIB entry on second interface
-| | [Arguments] | ${dut_node} | ${if1} | ${if2} | ${learn}=${TRUE}
-| | ... | ${mac}=${EMPTY}
-| | Set Interface State | ${dut_node} | ${if1} | up
-| | Set Interface State | ${dut_node} | ${if2} | up
-| | Vpp Add L2 Bridge Domain | ${dut_node} | ${1} | ${if1} | ${if2} | ${learn}
-| | Run Keyword If | ${learn} == ${FALSE}
-| | ... | Vpp Add L2fib Entry | ${dut_node} | ${mac} | ${if2} | ${1}
-| | Vpp Node Interfaces Ready Wait | ${dut_node}
+| Show Bridge Domain Data On All DUTs
+| | [Documentation] | Show Bridge Domain data on all DUTs.
+| | ...
+| | :FOR | ${dut} | IN | @{duts}
+| | | VPP Get Bridge Domain Data | ${nodes['${dut}']}
+
+| Create bridge domain
+| | [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}
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Create bridge domain \| ${nodes['DUT1']} \| 2 \|
+| | ... | \| Create bridge domain \| ${nodes['DUT1']} \| 5 \
+| | ... | \| learn=${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}
+
+| Add interface to bridge domain
+| | [Documentation]
+| | ... | Set given interface admin state to up and add this
+| | ... | interface to required L2 bridge domain on defined VPP node.
+| | ...
+| | ... | *Arguments:*
+| | ... | - ${dut_node} - DUT node. Type: dictionary
+| | ... | - ${dut_if} - DUT node interface name. Type: string
+| | ... | - ${bd_id} - Bridge domain ID. Type: integer
+| | ... | - ${shg} - Split-horizon group ID. Type: integer, default value: 0
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Add interface to bridge domain \| ${nodes['DUT2']} \
+| | ... | \| GigabitEthernet0/8/0 \| 3 \|
+| | ...
+| | [Arguments] | ${dut_node} | ${dut_if} | ${bd_id} | ${shg}=0
+| | ...
+| | Set Interface State | ${dut_node} | ${dut_if} | up
+| | Add Interface To L2 BD | ${dut_node} | ${dut_if} | ${bd_id} | ${shg}
+
+| Add destination port to L2FIB
+| | [Documentation]
+| | ... | Create a static L2FIB entry for required destination port
+| | ... | on defined interface and bridge domain ID of the given VPP node.
+| | ...
+| | ... | *Arguments:*
+| | ... | - ${dest_node} - Destination node. Type: dictionary
+| | ... | - ${dest_node_if} - Destination node interface name. Type: string
+| | ... | - ${vpp_node} - DUT node to add L2FIB entry on. Type: dictionary
+| | ... | - ${vpp_node_if} - DUT node interface name. Type: string
+| | ... | - ${bd_id} - Bridge domain ID. Type: integer
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Add destination port to L2FIB \| ${nodes['TG']} \
+| | ... | \| eth1 \| ${nodes['DUT2']} \| GigabitEthernet0/8/0 \| 3 \|
+| | ...
+| | [Arguments] | ${node} | ${dest_node_if} | ${vpp_node}
+| | ... | ${vpp_node_if} | ${bd_id}
+| | ...
+| | ${mac}= | Get Interface Mac | ${node} | ${dest_node_if}
+| | Vpp Add L2fib Entry | ${vpp_node} | ${mac} | ${vpp_node_if} | ${bd_id}
 
 | Initialize L2 bridge domain on node
 | | [Documentation]
@@ -50,9 +111,9 @@
 | | ...
 | | :FOR | ${id} | IN RANGE | 1 | ${count} + 1
 | | | ${dut_str}= | Convert To Lowercase | ${dut}
-| | | Add interface to bridge domain
+| | | Add Interface To L2 BD
 | | | ... | ${nodes['${dut}']} | ${${dut_str}_${prev_layer}_${id}_1} | ${id}
-| | | Add interface to bridge domain
+| | | Add Interface To L2 BD
 | | | ... | ${nodes['${dut}']} | ${${dut_str}_${prev_layer}_${id}_2} | ${id}
 
 | Initialize L2 bridge domain
@@ -73,204 +134,757 @@
 | | :FOR | ${dut} | IN | @{duts}
 | | | Initialize L2 bridge domain on node | ${dut} | count=${count}
 
-| Configure path for 3-node BD-SHG test
-| | [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.
+| Initialize L2 bridge domains with Vhost-User on node
+| | [Documentation]
+| | ... | Create pairs of Vhost-User interfaces for defined number of VMs on
+| | ... | defined VPP node. Add each Vhost-User interface into L2 bridge
+| | ... | domains with learning enabled with physical inteface or Vhost-User
+| | ... | interface of another VM.
 | | ...
 | | ... | *Arguments:*
-| | ... | - ${tg_node} - TG node. Type: dictionary
-| | ... | - ${dut1_node} - DUT1 node. Type: dictionary
-| | ... | - ${dut2_node} - DUT2 node. Type: dictionary
+| | ... | - dut - DUT node. Type: string
+| | ... | - nf_chain - NF chain. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per chain. Type: integer
 | | ...
-| | ... | *Return:*
-| | ... | - No value returned
+| | ... | *Note:*
+| | ... | Socket paths for VM are defined in following format:
+| | ... | - /var/run/vpp/sock-\${VM_ID}-1
+| | ... | - /var/run/vpp/sock-\${VM_ID}-2
 | | ...
-| | ... | _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:*
+| | ...
+| | ... | \| Initialize L2 bridge domains with Vhost-User on node \| DUT1 \
+| | ... | \| 1 \| 1 \|
+| | ...
+| | [Arguments] | ${dut} | ${nf_chain}=${1} | ${nf_nodes}=${1}
+| | ...
+| | ${bd_id1}= | Evaluate | ${nf_nodes} * (${nf_chain} - 1) + ${nf_chain}
+| | ${bd_id2}= | Evaluate | ${nf_nodes} * ${nf_chain} + ${nf_chain}
+| | ${dut_str}= | Convert To Lowercase | ${dut}
+| | Add interface to bridge domain
+| | ... | ${nodes['${dut}']} | ${${dut_str}_${prev_layer}_${nf_chain}_1}
+| | ... | ${bd_id1}
+| | Add interface to bridge domain
+| | ... | ${nodes['${dut}']} | ${${dut_str}_${prev_layer}_${nf_chain}_2}
+| | ... | ${bd_id2}
+| | :FOR | ${nf_node} | IN RANGE | 1 | ${nf_nodes} + 1
+| | | ${qemu_id}= | Evaluate | (${nf_chain} - ${1}) * ${nf_nodes} + ${nf_node}
+| | | Configure vhost interfaces
+| | | ... | ${nodes['${dut}']}
+| | | ... | /var/run/vpp/sock-${qemu_id}-1 | /var/run/vpp/sock-${qemu_id}-2
+| | | ... | ${dut}-vhost-${qemu_id}-if1 | ${dut}-vhost-${qemu_id}-if2
+| | | ${bd_id1}= | Evaluate | ${qemu_id} + (${nf_chain} - 1)
+| | | ${bd_id2}= | Evaluate | ${bd_id1} + 1
+| | | Add interface to bridge domain
+| | | ... | ${nodes['${dut}']} | ${${dut}-vhost-${qemu_id}-if1} | ${bd_id1}
+| | | Add interface to bridge domain
+| | | ... | ${nodes['${dut}']} | ${${dut}-vhost-${qemu_id}-if2} | ${bd_id2}
+
+| Initialize L2 bridge domains with Vhost-User
+| | [Documentation]
+| | ... | Create pairs of Vhost-User interfaces for defined number of VNF nodes
+| | ... | on all defined VPP nodes. Add each Vhost-User interface into L2 bridge
+| | ... | domains with learning enabled with physical inteface or Vhost-User
+| | ... | interface of another VM.
+| | ...
+| | ... | *Arguments:*
+| | ... | - nf_chain - NF chain. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per chain. Type: integer
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Given Configure path for 3-node BD-SHG test \| ${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}
+| | ... | \| Initialize L2 bridge domains with Vhost-User \| 1 \| 1 \|
+| | ...
+| | [Arguments] | ${nf_chain}=${1} | ${nf_nodes}=${1}
+| | ...
+| | :FOR | ${dut} | IN | @{duts}
+| | | Initialize L2 bridge domains with Vhost-User on node
+| | | ... | ${dut} | nf_chain=${nf_chain} | nf_nodes=${nf_nodes}
 
-| Set interfaces in 3-node BD-SHG test up
-| | [Documentation] | Set UP state on interfaces in 3-node path on nodes and
-| | ...             | wait for all interfaces are ready.
+| Initialize L2 bridge domains for multiple chains with Vhost-User
+| | [Documentation]
+| | ... | Create pairs of Vhost-User interfaces for defined number of NF chains
+| | ... | with defined number of VNF nodes on all defined VPP nodes. Add each
+| | ... | Vhost-User interface into L2 bridge domains with learning enabled
+| | ... | with physical inteface or Vhost-User interface of another VM.
+| | ... | Put all interfaces in path up.
 | | ...
 | | ... | *Arguments:*
-| | ... | - No arguments.
+| | ... | - nf_chains - Number of chains of NFs. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per chain. Type: integer
 | | ...
-| | ... | *Return:*
-| | ... | - No value returned.
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 bridge domains for multiple chains with Vhost-User \
+| | ... | \| 1 \| 1 \|
 | | ...
-| | ... | _NOTE:_ This KW uses test variables sets in
-| | ... |         "Configure path for 3-node BD-SHG test" KW.
+| | [Arguments] | ${nf_chains}=${1} | ${nf_nodes}=${1}
+| | ...
+| | Set interfaces in path up
+| | :FOR | ${nf_chain} | IN RANGE | 1 | ${nf_chains} + 1
+| | | Initialize L2 bridge domains with Vhost-User
+| | | ... | nf_chain=${nf_chain} | nf_nodes=${nf_nodes}
+
+| Initialize L2 bridge domain with VXLANoIPv4 in 3-node circular topology
+| | [Documentation]
+| | ... | Setup L2 bridge domain topology with VXLANoIPv4 by connecting
+| | ... | physical and vxlan interfaces on each DUT. All interfaces are brought
+| | ... | up. IPv4 addresses with prefix /24 are configured on interfaces
+| | ... | between DUTs. VXLAN sub-interfaces has same IPv4 address as
+| | ... | interfaces.
+| | ...
+| | Set interfaces in path up
+| | VPP Interface Set IP Address | ${dut1} | ${dut1_if2} | 172.16.0.1
+| | ... | 24
+| | VPP Interface Set IP Address | ${dut2} | ${dut2_if1} | 172.16.0.2
+| | ... | 24
+| | VPP Add IP Neighbor | ${dut1} | ${dut1_if2} | 172.16.0.2 | ${dut2_if1_mac}
+| | VPP Add IP Neighbor | ${dut2} | ${dut2_if1} | 172.16.0.1 | ${dut1_if2_mac}
+| | ${dut1s_vxlan}= | Create VXLAN interface | ${dut1} | 24
+| | ... | 172.16.0.1 | 172.16.0.2
+| | ${dut2s_vxlan}= | Create VXLAN interface | ${dut2} | 24
+| | ... | 172.16.0.2 | 172.16.0.1
+| | VPP Add L2 Bridge Domain | ${dut1} | ${1} | ${dut1_if1} | ${dut1s_vxlan}
+| | Set Interface State | ${dut1} | ${dut1s_vxlan} | up
+| | VPP Add L2 Bridge Domain | ${dut2} | ${1} | ${dut2_if2} | ${dut2s_vxlan}
+| | Set Interface State | ${dut2} | ${dut2s_vxlan} | up
+
+| Initialize L2 bridge domain with VLAN and VXLANoIPv4 in 3-node circular topology
+| | [Documentation]
+| | ... | Setup L2 bridge domain topology with VLAN and VXLANoIPv4 by connecting
+| | ... | pairs of VLAN sub-interface and VXLAN interface to separate L2 bridge
+| | ... | domain on each DUT. All interfaces are brought up. IPv4 addresses
+| | ... | with prefix /32 are configured on interfaces between DUTs. VXLAN
+| | ... | sub-interfaces has same IPv4 address as interfaces.
+| | ...
+| | ... | *Arguments:*
+| | ... | - vxlan_count - VXLAN count. Type: integer
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Configure path for 3-node BD-SHG test \| ${nodes['TG']} \
-| | ... | \| ${nodes['DUT1']} \| ${nodes['DUT2']} \|
-| | ... | \| Set interfaces in 3-node BD-SHG test 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}
+| | ... | \| Initialize L2 bridge domain with VLAN and VXLANoIPv4 in 3-node \
+| | ... | \| circular topology \| ${1} \|
+| | ...
+| | [Arguments] | ${vxlan_count}=${1}
+| | ...
+| | Set interfaces in path up
+| | ...
+| | ${bd_id_start}= | Set Variable | ${1}
+| | ${vni_start} = | Set Variable | ${20}
+| | ...
+| | ${ip_step} = | Set Variable | ${2}
+| | ${dut1_ip_start}= | Set Variable | 172.16.0.1
+| | ${dut2_ip_start}= | Set Variable | 172.16.0.2
+| | ...
+| | Vpp create multiple VXLAN IPv4 tunnels | node=${dut1}
+| | ... | node_vxlan_if=${dut1_if2} | node_vlan_if=${dut1_if1}
+| | ... | op_node=${dut2} | op_node_if=${dut2_if1} | n_tunnels=${vxlan_count}
+| | ... | vni_start=${vni_start} | src_ip_start=${dut1_ip_start}
+| | ... | dst_ip_start=${dut2_ip_start} | ip_step=${ip_step}
+| | ... | bd_id_start=${bd_id_start}
+| | Vpp create multiple VXLAN IPv4 tunnels | node=${dut2}
+| | ... | node_vxlan_if=${dut2_if1} | node_vlan_if=${dut2_if2}
+| | ... | op_node=${dut1} | op_node_if=${dut1_if2} | n_tunnels=${vxlan_count}
+| | ... | vni_start=${vni_start} | src_ip_start=${dut2_ip_start}
+| | ... | dst_ip_start=${dut1_ip_start} | ip_step=${ip_step}
+| | ... | bd_id_start=${bd_id_start}
 
-| Create bridge domain
-| | [Documentation] | Create bridge domain on given VPP node with defined
-| | ...             | learning status.
+| Initialize L2 bridge domains with Vhost-User and VXLANoIPv4 in 3-node circular topology
+| | [Documentation]
+| | ... | Create two Vhost-User interfaces on all defined VPP nodes. Add each
+| | ... | Vhost-User interface into L2 bridge domains with learning enabled
+| | ... | with physical inteface.
+| | ... | Setup VXLANoIPv4 between DUTs by connecting physical and vxlan
+| | ... | interfaces on each DUT. All interfaces are brought up.
+| | ... | IPv4 addresses with prefix /24 are configured on interfaces between
+| | ... | DUTs. VXLAN sub-interfaces has same IPv4 address as interfaces.
 | | ...
 | | ... | *Arguments:*
-| | ... | - ${dut_node} - DUT node. Type: dictionary
-| | ... | - ${bd_id} - Bridge domain ID. Type: integer
-| | ... | - ${learn} - Enable/disable MAC learn. Type: boolean, \
-| | ... | default value: ${TRUE}
+| | ... | - bd_id1 - Bridge domain ID. Type: integer
+| | ... | - bd_id2 - Bridge domain ID. Type: integer
 | | ...
-| | ... | *Return:*
-| | ... | - No value returned
+| | ... | *Example:*
+| | ...
+| | ... | \| L2 bridge domains with Vhost-User and VXLANoIPv4 initialized in a\
+| | ... | 3-node circular topology \| 1 \| 2 \|
+| | ...
+| | [Arguments] | ${bd_id1} | ${bd_id2}
+| | ...
+| | VPP Interface Set IP Address | ${dut1} | ${dut1_if2} | 172.16.0.1
+| | ... | 24
+| | VPP Interface Set IP Address | ${dut2} | ${dut2_if1} | 172.16.0.2
+| | ... | 24
+| | Set interfaces in path up
+| | ${dut1s_vxlan}= | Create VXLAN interface | ${dut1} | 24
+| | ... | 172.16.0.1 | 172.16.0.2
+| | ${dut2s_vxlan}= | Create VXLAN interface | ${dut2} | 24
+| | ... | 172.16.0.2 | 172.16.0.1
+| | Configure vhost interfaces | ${dut1}
+| | ... | /var/run/vpp/sock-1-${bd_id1} | /var/run/vpp/sock-1-${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${dut1s_vxlan} | ${bd_id2}
+| | Configure vhost interfaces | ${dut2}
+| | ... | /var/run/vpp/sock-1-${bd_id1} | /var/run/vpp/sock-1-${bd_id2}
+| | Add interface to bridge domain | ${dut2} | ${dut2s_vxlan} | ${bd_id1}
+| | Add interface to bridge domain | ${dut2} | ${vhost_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut2} | ${vhost_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id2}
+
+| Init L2 bridge domains with single DUT with Vhost-User and VXLANoIPv4 in 3-node circular topology
+| | [Documentation]
+| | ... | Create two Vhost-User interfaces on one VPP node. Add each
+| | ... | Vhost-User interface into L2 bridge domains with learning enabled
+| | ... | one connected to physical interface, the other to VXLAN.
+| | ... | Setup VXLANoIPv4 between DUTs and TG by connecting physical and vxlan
+| | ... | interfaces on the DUT. All interfaces are brought up.
+| | ... | IPv4 addresses with prefix /24 are configured on interfaces between
+| | ... | DUT and TG.
+| | ...
+| | ... | *Arguments:*
+| | ... | - dut1_address - Address of physical interface on DUT1. Type: string
+| | ... | - dut1_address_subnet - Subnet of the address of physical interface on
+| | ... |                         DUT1. Type: string
+| | ... | - dut2_address - Address of physical interface on DUT2. Type: string
+| | ... | - dut2_address_subnet - Subnet of the address of physical interface on
+| | ... |                         DUT2. Type: string
+| | ... | - dut1_gw - Address of the _gateway_ to which the traffic will be
+| | ... |             forwarded on DUT1. Type: string
+| | ... | - dut2_gw - Address of the _gateway_ to which the traffic will be
+| | ... |             forwarded on DUT2. Type: string
+| | ... | - dut1_vxlans - List of VXLAN params to be configured on DUT1.
+| | ... |                 Type: list of dicts, dict params vni, vtep
+| | ... | - dut2_vxlans - List of VXLAN params to be configured on DUT2.
+| | ... |                 Type: list of dicts, dict params vni, vtep
+| | ... | - dut1_route_subnet - Subnet address to forward to  _gateway_ on DUT1.
+| | ... |                       Type: string
+| | ... | - dut1_route_mask - Subnet address mask to forward to  _gateway_
+| | ... |                     on DUT1. Type: string
+| | ... | - dut2_route_subnet - Subnet address to forward to  _gateway_ on DUT2.
+| | ... |                       Type: string
+| | ... | - dut2_route_mask - Subnet address mask to forward to  _gateway_
+| | ... |                     on DUT2. Type: string
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Create bridge domain \| ${nodes['DUT1']} \| 2 \|
-| | ... | \| Create bridge domain \| ${nodes['DUT1']} \| 5 \
-| | ... | \| learn=${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}
+| | [Arguments] | ${dut1_address} | ${dut1_address_subnet} |
+| | ... | ${dut2_address} | ${dut2_address_subnet} | ${dut1_gw} | ${dut2_gw} |
+| | ... | ${dut1_vxlans} | ${dut2_vxlans} | ${dut1_route_subnet} |
+| | ... | ${dut1_route_mask} | ${dut2_route_subnet} | ${dut2_route_mask}
+| | ...
+| | Configure vhost interfaces | ${dut1}
+| | ... | /var/run/vpp/sock-1-${dut1_bd_id1}
+| | ... | /var/run/vpp/sock-1-${dut1_bd_id2}
+| | VPP Interface Set IP Address | ${dut1} | ${dut1_if1} |
+| | ... | ${dut1_address} | ${dut1_address_subnet}
+| | VPP Interface Set IP Address | ${dut2} | ${dut2_if2} |
+| | ... | ${dut2_address} | ${dut2_address_subnet}
+| | ${dut1_bd_id1}= | Set Variable | 1
+| | ${dut1_bd_id2}= | Set Variable | 2
+| | ${dut2_bd_id1}= | Set Variable | 1
+| | :FOR | ${vxlan} | IN | @{dut1_vxlans}
+| | | ${dut1s_vxlan}= | Create VXLAN interface | ${dut1} | ${vxlan.vni}
+| | | ... | ${dut1_address} | ${vxlan.vtep}
+| | | Add interface to bridge domain | ${dut1} | ${dut1s_vxlan} | ${dut1_bd_id1}
+| | :FOR | ${vxlan} | IN | @{dut2_vxlans}
+| | | ${dut2s_vxlan}= | Create VXLAN interface | ${dut2} | ${vxlan.vni}
+| | | ... | ${dut2_address} | ${vxlan.vtep}
+| | | Add interface to bridge domain | ${dut2} | ${dut2s_vxlan} | ${dut2_bd_id1}
+| | VPP Add IP Neighbor | ${dut1} | ${dut1_if1} | ${dut1_gw} | ${tg_if1_mac}
+| | VPP Add IP Neighbor | ${dut2} | ${dut2_if2} | ${dut2_gw} | ${tg_if2_mac}
+| | Vpp Route Add | ${dut1} | ${dut1_route_subnet} | ${dut1_route_mask}
+| | ... | gateway=${dut1_gw} | interface=${dut1_if1}
+| | Vpp Route Add | ${dut2} | ${dut2_route_subnet} | ${dut2_route_mask}
+| | ... | gateway=${dut2_gw} | interface=${dut2_if2}
+| | Add interface to bridge domain | ${dut1} | ${dut1_if2} | ${dut1_bd_id2}
+| | Add interface to bridge domain | ${dut2} | ${dut2_if1} | ${dut2_bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if1} | ${dut1_bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if2} | ${dut1_bd_id2}
 
-| Add interface to bridge domain
-| | [Documentation] | Set given interface admin state to up and add this
-| | ...             | interface to required L2 bridge domain on defined
-| | ...             | VPP node.
+| Initialize L2 bridge domains with VLAN dot1q sub-interfaces in circular topology
+| | [Documentation]
+| | ... | Setup L2 bridge domain topology with learning enabled with VLAN by
+| | ... | connecting physical and vlan interfaces on each DUT. In case of 3-node
+| | ... | topology create VLAN sub-interfaces between DUTs. In case of 2-node
+| | ... | topology create VLAN sub-interface on dut1-if2 interface. All
+| | ... | interfaces are brought up.
 | | ...
 | | ... | *Arguments:*
-| | ... | - ${dut_node} - DUT node. Type: dictionary
-| | ... | - ${dut_if} - DUT node interface name. Type: string
-| | ... | - ${bd_id} - Bridge domain ID. Type: integer
-| | ... | - ${shg} - Split-horizon group ID. Type: integer, default value: 0
+| | ... | - bd_id1 - Bridge domain ID. Type: integer
+| | ... | - bd_id2 - Bridge domain ID. Type: integer
+| | ... | - subid - ID of the sub-interface to be created. Type: string
+| | ... | - tag_rewrite - Method of tag rewrite. Type: string
 | | ...
-| | ... | *Return:*
-| | ... | - No value returned
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - dut1 - DUT1 node.
+| | ... | - dut2 - DUT2 node.
+| | ... | - dut1_if2 - DUT1 interface towards DUT2.
+| | ... | - dut2_if1 - DUT2 interface towards DUT1.
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Add interface to bridge domain \| ${nodes['DUT2']} \
-| | ... | \| GigabitEthernet0/8/0 \| 3 \|
-| | [Arguments] | ${dut_node} | ${dut_if} | ${bd_id} | ${shg}=0
-| | Set Interface State | ${dut_node} | ${dut_if} | up
-| | Add Interface To L2 BD | ${dut_node} | ${dut_if} | ${bd_id} | ${shg}
+| | ... | \| Initialize L2 bridge domains with VLAN dot1q sub-interfaces
+| | ... | in a 3-node circular topology \| 1 \| 2 \| 10 \| pop-1 \|
+| | ...
+| | [Arguments] | ${bd_id1} | ${bd_id2} | ${subid} | ${tag_rewrite}
+| | ...
+| | ${dut2_status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut2}
+| | ...
+| | Set interfaces in path up
+| | ...
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${dut1_if2} | ${dut2} | ${dut2_if1} | ${subid}
+| | ... | ELSE | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${dut1_if2} | SUB_ID=${subid}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Configure L2 tag rewrite method on interfaces | ${dut1}
+| | ... | ${subif_index_1} | ${dut2} | ${subif_index_2} | ${tag_rewrite}
+| | ... | ELSE | Configure L2 tag rewrite method on interfaces
+| | ... | ${dut1} | ${subif_index_1} | TAG_REWRITE_METHOD=${tag_rewrite}
+| | ...
+| | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${subif_index_1} | ${bd_id1}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${subif_index_2}
+| | ... | ${bd_id2}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${dut2_if2}
+| | ... | ${bd_id2}
 
-| Add destination port to L2FIB
-| | [Documentation] | Create a static L2FIB entry for required destination port
-| | ...             | on defined interface and bridge domain ID
-| | ...             | of the given VPP node.
+| Initialize L2 bridge domains with Vhost-User and VLAN in circular topology
+| | [Documentation]
+| | ... | Create two Vhost-User interfaces on all defined VPP nodes. Add each
+| | ... | Vhost-User interface into L2 bridge domains with learning enabled
+| | ... | with physical inteface. In case of 3-node topology create VLAN
+| | ... | sub-interfaces between DUTs. In case of 2-node topology create VLAN
+| | ... | sub-interface on dut1-if2 interface. All interfaces are brought up.
 | | ...
 | | ... | *Arguments:*
-| | ... | - ${dest_node} - Destination node. Type: dictionary
-| | ... | - ${dest_node_if} - Destination node interface name. Type: string
-| | ... | - ${vpp_node} - DUT node to add L2FIB entry on. Type: dictionary
-| | ... | - ${vpp_node_if} - DUT node interface name. Type: string
-| | ... | - ${bd_id} - Bridge domain ID. Type: integer
+| | ... | - bd_id1 - Bridge domain ID. Type: integer
+| | ... | - bd_id2 - Bridge domain ID. Type: integer
+| | ... | - subid - ID of the sub-interface to be created. Type: string
+| | ... | - tag_rewrite - Method of tag rewrite. Type: string
 | | ...
-| | ... | *Return:*
-| | ... | - No value returned
+| | ... | *Example:*
+| | ...
+| | ... | \| L2 bridge domains with Vhost-User and VLAN initialized in circular\
+| | ... | topology \| 1 \| 2 \| 10 \| pop-1 \|
+| | ...
+| | [Arguments] | ${bd_id1} | ${bd_id2} | ${subid} | ${tag_rewrite}
+| | ...
+| | ${dut2_status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut2}
+| | ...
+| | Set interfaces in path up
+| | ...
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${dut1_if2} | ${dut2} | ${dut2_if1} | ${subid}
+| | ... | ELSE | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${dut1_if2} | SUB_ID=${subid}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Configure L2 tag rewrite method on interfaces | ${dut1}
+| | ... | ${subif_index_1} | ${dut2} | ${subif_index_2} | ${tag_rewrite}
+| | ... | ELSE | Configure L2 tag rewrite method on interfaces
+| | ... | ${dut1} | ${subif_index_1} | TAG_REWRITE_METHOD=${tag_rewrite}
+| | ...
+| | Configure vhost interfaces | ${dut1}
+| | ... | /var/run/vpp/sock-1-${bd_id1} | /var/run/vpp/sock-1-${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${subif_index_1} | ${bd_id2}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Configure vhost interfaces | ${dut2}
+| | ... | /var/run/vpp/sock-1-${bd_id1} | /var/run/vpp/sock-1-${bd_id2}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${subif_index_2}
+| | ... | ${bd_id1}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${vhost_if1} | ${bd_id1}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${vhost_if2} | ${bd_id2}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id2}
+
+| Initialize L2 bridge domains with Vhost-User and VLAN with VPP link bonding in a 3-node circular topology
+| | [Documentation]
+| | ... | Create two Vhost-User interfaces on all defined VPP nodes. Create one
+| | ... | link bonding (BondEthernet) interface on both VPP nodes. Enslave one
+| | ... | physical interface towards next DUT by BondEthernet interface. Setup
+| | ... | VLAN on BondEthernet interfaces between DUTs. Add one Vhost-User
+| | ... | interface into L2 bridge domains with learning enabled with physical
+| | ... | interface towards TG and other Vhost-User interface into L2 bridge
+| | ... | domains with learning enabled with VLAN sub-interface. All interfaces
+| | ... | are brought up.
+| | ...
+| | ... | *Arguments:*
+| | ... | - bd_id1 - Bridge domain ID. Type: integer
+| | ... | - bd_id2 - Bridge domain ID. Type: integer
+| | ... | - subid - ID of the sub-interface to be created. Type: string
+| | ... | - tag_rewrite - Method of tag rewrite. Type: string
+| | ... | - bond_mode - Link bonding mode. Type: string
+| | ... | - lb_mode - Load balance mode. Type: string
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Add destination port to L2FIB \| ${nodes['TG']} \
-| | ... | \| eth1 \| ${nodes['DUT2']} \| GigabitEthernet0/8/0 \| 3 \|
-| | [Arguments] | ${dest_node} | ${dest_node_if} | ${vpp_node}
-| | ...         | ${vpp_node_if} | ${bd_id}
-| | ${mac}= | Get Interface Mac | ${dest_node} | ${dest_node_if}
-| | Vpp Add L2fib Entry | ${vpp_node} | ${mac} | ${vpp_node_if} | ${bd_id}
+| | ... | \| Initialize L2 bridge domains with Vhost-User and VLAN with VPP\
+| | ... | link bonding in a 3-node circular topology \| 1 \| 2 \
+| | ... | \| 10 \| pop-1 \| xor \| l34 \|
+| | ...
+| | [Arguments] | ${bd_id1} | ${bd_id2} | ${subid} | ${tag_rewrite}
+| | ... | ${bond_mode} | ${lb_mode}
+| | ...
+| | Set interfaces in path up
+| | ${dut1_eth_bond_if1}= | VPP Create Bond Interface | ${dut1} | ${bond_mode}
+| | ... | ${lb_mode}
+| | Set Interface State | ${dut1} | ${dut1_eth_bond_if1} | up
+| | VPP Set interface MTU | ${dut1} | ${dut1_eth_bond_if1}
+| | ${if2_status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut1_if2}
+| | Run Keyword If | '${if2_status}' == 'PASS'
+| | ... | VPP Enslave Physical Interface | ${dut1} | ${dut1_if2}
+| | ... | ${dut1_eth_bond_if1}
+| | ... | ELSE
+| | ... | VPP Enslave Physical Interface | ${dut1} | ${dut1_if2_1}
+| | ... | ${dut1_eth_bond_if1}
+| | Run Keyword Unless | '${if2_status}' == 'PASS'
+| | ... | VPP Enslave Physical Interface | ${dut1} | ${dut1_if2_2}
+| | ... | ${dut1_eth_bond_if1}
+| | ${dut2_eth_bond_if1}= | VPP Create Bond Interface | ${dut2} | ${bond_mode}
+| | ... | ${lb_mode}
+| | Set Interface State | ${dut2} | ${dut2_eth_bond_if1} | up
+| | VPP Set interface MTU | ${dut2} | ${dut2_eth_bond_if1}
+| | ${if1_status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut2_if1}
+| | Run Keyword If | '${if1_status}' == 'PASS'
+| | ... | VPP Enslave Physical Interface | ${dut2} | ${dut2_if1}
+| | ... | ${dut2_eth_bond_if1}
+| | ... | ELSE
+| | ... | VPP Enslave Physical Interface | ${dut2} | ${dut2_if1_1}
+| | ... | ${dut2_eth_bond_if1}
+| | Run Keyword Unless | '${if2_status}' == 'PASS'
+| | ... | VPP Enslave Physical Interface | ${dut2} | ${dut2_if1_2}
+| | ... | ${dut2_eth_bond_if1}
+| | VPP Show Bond Data On All Nodes | ${nodes} | verbose=${TRUE}
+| | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${dut1_eth_bond_if1} | ${dut2} | ${dut2_eth_bond_if1}
+| | ... | ${subid}
+| | Configure L2 tag rewrite method on interfaces
+| | ... | ${dut1} | ${subif_index_1} | ${dut2} | ${subif_index_2}
+| | ... | ${tag_rewrite}
+| | Configure vhost interfaces | ${dut1}
+| | ... | /var/run/vpp/sock-1-${bd_id1} | /var/run/vpp/sock-1-${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${vhost_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${subif_index_1} | ${bd_id2}
+| | Configure vhost interfaces | ${dut2}
+| | ... | /var/run/vpp/sock-1-${bd_id1} | /var/run/vpp/sock-1-${bd_id2}
+| | Add interface to bridge domain | ${dut2} | ${subif_index_2} | ${bd_id1}
+| | Add interface to bridge domain | ${dut2} | ${vhost_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut2} | ${vhost_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id2}
 
-| Configure vhost interfaces for L2BD forwarding
-| | [Documentation] | Create two Vhost-User interfaces on defined VPP node.
+| Initialize L2 Bridge Domain with memif pairs on DUT node
+| | [Documentation]
+| | ... | Create pairs of Memif interfaces on DUT node. Put each Memif interface
+| | ... | to separate L2 bridge domain with one physical or memif interface
+| | ... | to create a chain accross DUT node.
 | | ...
 | | ... | *Arguments:*
-| | ... | - ${dut_node} - DUT node. Type: dictionary
-| | ... | - ${sock1} - Socket path for first Vhost-User interface. Type: string
-| | ... | - ${sock2} - Socket path for second Vhost-User interface. Type: string
-| | ... | - ${vhost_if1} - Name of the first Vhost-User interface (Optional).
-| | ... | Type: string
-| | ... | - ${vhost_if2} - Name of the second Vhost-User interface (Optional).
-| | ... | Type: string
+| | ... | - dut - DUT node. Type: dictionary
+| | ... | - nf_chain - NF chain. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per chain. Type: integer
+| | ... | - auto_scale - Whether to use same amount of RXQs for memif interface
+| | ... | in containers as vswitch, otherwise use single RXQ. Type: boolean
+| | ...
+| | ... | *Note:*
+| | ... | Socket paths for Memif are defined in following format:
+| | ... | - /tmp/memif-\${dut}_CNF\${nf_id}-\${sid}
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 Bridge Domain with memif pairs on DUT node \
+| | ... | \| ${dut} \| 1 \| 1 \|
+| | ...
+| | [Arguments] | ${dut} | ${nf_chain}=${1} | ${nf_nodes}=${1}
+| | ... | ${auto_scale}=${True}
+| | ...
+| | ${rxq}= | Run Keyword If | ${auto_scale} == ${True}
+| | ... | Set Variable | ${rxq_count_int}
+| | ... | ELSE | Set Variable | ${1}
+| | ${bd_id2}= | Evaluate | ${nf_nodes}+1
+| | Add interface to bridge domain | ${nodes['${dut}']} | ${${dut}_if1} | ${1}
+| | Add interface to bridge domain | ${nodes['${dut}']} | ${${dut}_if2}
+| | ... | ${bd_id2}
+| | :FOR | ${nf_node} | IN RANGE | 1 | ${nf_nodes}+1
+| | | ${nf_id}= | Evaluate | (${nf_chain} - ${1}) * ${nf_nodes} + ${nf_node}
+| | | ${sock1}= | Set Variable | memif-${dut}_CNF
+| | | ${sock2}= | Set Variable | memif-${dut}_CNF
+| | | Set up memif interfaces on DUT node | ${nodes['${dut}']}
+| | | ... | ${sock1} | ${sock2} | ${nf_id} | ${dut}-memif-${nf_id}-if1
+| | | ... | ${dut}-memif-${nf_id}-if2 | ${rxq} | ${rxq}
+| | | ${bd_id2}= | Evaluate | ${nf_node}+1
+| | | Add interface to bridge domain | ${nodes['${dut}']}
+| | | ... | ${${dut}-memif-${nf_id}-if1} | ${nf_node}
+| | | Add interface to bridge domain | ${nodes['${dut}']}
+| | | ... | ${${dut}-memif-${nf_id}-if2} | ${bd_id2}
+
+| Initialize L2 Bridge Domain with memif pairs
+| | [Documentation]
+| | ... | Create pairs of Memif interfaces on all defined VPP nodes. Put each
+| | ... | Memif interface to separate L2 bridge domain with one physical or
+| | ... | virtual interface to create a chain accross DUT node.
+| | ...
+| | ... | *Arguments:*
+| | ... | - nf_chain - NF chain. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per chain. Type: integer
+| | ... | - auto_scale - Whether to use same amount of RXQs for memif interface
+| | ... | in containers as vswitch, otherwise use single RXQ. Type: boolean
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 Bridge Domain with memif pairs \| 1 \| 1 \|
+| | ...
+| | [Arguments] | ${nf_chain}=${1} | ${nf_nodes}=${1} | ${auto_scale}=${True}
+| | ...
+| | :FOR | ${dut} | IN | @{duts}
+| | | Initialize L2 Bridge Domain with memif pairs on DUT node | ${dut}
+| | | ... | nf_chain=${nf_chain} | nf_nodes=${nf_nodes}
+| | | ... | auto_scale=${auto_scale}
+
+| Initialize L2 Bridge Domain for multiple chains with memif pairs
+| | [Documentation]
+| | ... | Create pairs of Memif interfaces for defined number of NF chains
+| | ... | with defined number of NF nodes on all defined VPP nodes. Add each
+| | ... | Memif interface into L2 bridge domains with learning enabled
+| | ... | with physical inteface or Memif interface of another NF.
+| | ...
+| | ... | *Arguments:*
+| | ... | - nf_chains - Number of chains of NFs. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per chain. Type: integer
+| | ... | - auto_scale - Whether to use same amount of RXQs for memif interface
+| | ... | in containers as vswitch, otherwise use single RXQ. Type: boolean
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 Bridge Domain for multiple chains with memif pairs \
+| | ... | \| 1 \| 1 \|
+| | ...
+| | [Arguments] | ${nf_chains}=${1} | ${nf_nodes}=${1} | ${auto_scale}=${True}
+| | ...
+| | :FOR | ${nf_chain} | IN RANGE | 1 | ${nf_chains}+1
+| | | Initialize L2 Bridge Domain with memif pairs | nf_chain=${nf_chain}
+| | | ... | nf_nodes=${nf_nodes} | auto_scale=${auto_scale}
+| | Set interfaces in path up
+| | Show Memif on all DUTs | ${nodes}
+| | VPP round robin RX placement on all DUTs | ${nodes} | prefix=memif
+
+| Initialize L2 Bridge Domain for pipeline with memif pairs
+| | [Documentation]
+| | ... | Create pairs of Memif interfaces on all defined VPP nodes. Put each
+| | ... | Memif interface to separate L2 bridge domain with one physical or
+| | ... | virtual interface to create a service pipeline on DUT node.
+| | ...
+| | ... | *Arguments:*
+| | ... | - nf_chain - NF pipe. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per pipeline. Type: integer
+| | ... | - auto_scale - Whether to use same amount of RXQs for memif interface
+| | ... | in containers as vswitch, otherwise use single RXQ. Type: boolean
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 Bridge Domain for pipeline with memif pairs \
+| | ... | \| 1 \| 1 \|
+| | ...
+| | [Arguments] | ${nf_chain}=${1} | ${nf_nodes}=${1} | ${auto_scale}=${True}
+| | ...
+| | ${rxq}= | Run Keyword If | ${auto_scale} == ${True}
+| | ... | Set Variable | ${rxq_count_int}
+| | ... | ELSE | Set Variable | ${1}
+| | :FOR | ${dut} | IN | @{duts}
+| | | Add interface to bridge domain | ${nodes['${dut}']} | ${${dut}_if1} | ${1}
+| | | Add interface to bridge domain | ${nodes['${dut}']} | ${${dut}_if2} | ${2}
+| | | ${nf_id_frst}= | Evaluate | (${nf_chain}-${1}) * ${nf_nodes} + ${1}
+| | | ${nf_id_last}= | Evaluate | (${nf_chain}-${1}) * ${nf_nodes} + ${nf_nodes}
+| | | ${sid_frst}= | Evaluate | ${nf_id_frst} * ${2} - ${1}
+| | | ${sid_last}= | Evaluate | ${nf_id_last} * ${2}
+| | | Set up single memif interface on DUT node | ${nodes['${dut}']}
+| | | ... | memif-${dut}_CNF | mid=${nf_id_frst} | sid=${sid_frst}
+| | | ... | memif_if=${dut}-memif-${nf_id_frst}-if1
+| | | ... | rxq=${rxq} | txq=${rxq}
+| | | Set up single memif interface on DUT node | ${nodes['${dut}']}
+| | | ... | memif-${dut}_CNF | mid=${nf_id_last} | sid=${sid_last}
+| | | ... | memif_if=${dut}-memif-${nf_id_last}-if2
+| | | ... | rxq=${rxq} | txq=${rxq}
+| | | Add interface to bridge domain | ${nodes['${dut}']}
+| | | ... | ${${dut}-memif-${nf_id_frst}-if1} | ${1}
+| | | Add interface to bridge domain | ${nodes['${dut}']}
+| | | ... | ${${dut}-memif-${nf_id_last}-if2} | ${2}
+
+| Initialize L2 Bridge Domain for multiple pipelines with memif pairs
+| | [Documentation]
+| | ... | Create pairs of Memif interfaces for defined number of NF pipelines
+| | ... | with defined number of NF nodes on all defined VPP nodes. Add each
+| | ... | Memif interface into L2 bridge domains with learning enabled
+| | ... | with physical inteface or Memif interface of another NF.
 | | ...
-| | ... | _NOTE:_ This KW sets following test case variable:
-| | ... | - ${${vhost_if1}} - First Vhost-User interface.
-| | ... | - ${${vhost_if2}} - Second Vhost-User interface.
+| | ... | *Arguments:*
+| | ... | - nf_chains - Number of pipelines of NFs. Type: integer
+| | ... | - nf_nodes - Number of NFs nodes per pipeline. Type: integer
+| | ... | - auto_scale - Whether to use same amount of RXQs for memif interface
+| | ... | in containers as vswitch, otherwise use single RXQ. Type: boolean
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 Bridge Domain for multiple pipelines with memif \
+| | ... | pairs \| 1 \| 1 \|
+| | ...
+| | [Arguments] | ${nf_chains}=${1} | ${nf_nodes}=${1} | ${auto_scale}=${True}
+| | ...
+| | :FOR | ${nf_chain} | IN RANGE | 1 | ${nf_chains}+1
+| | | Initialize L2 Bridge Domain for pipeline with memif pairs
+| | | ... | nf_chain=${nf_chain} | nf_nodes=${nf_nodes}
+| | | ... | auto_scale=${auto_scale}
+| | Set interfaces in path up
+| | Show Memif on all DUTs | ${nodes}
+| | VPP round robin RX placement on all DUTs | ${nodes} | prefix=memif
+
+| Initialize L2 Bridge Domain with memif pairs and VLAN in circular topology
+| | [Documentation]
+| | ... | Create pairs of Memif interfaces on all defined VPP nodes. Put each
+| | ... | Memif interface to separate L2 bridge domain with one physical or
+| | ... | virtual interface to create a chain accross DUT node. In case of
+| | ... | 3-node topology create VLAN sub-interfaces between DUTs. In case of
+| | ... | 2-node topology create VLAN sub-interface on dut1-if2 interface. All
+| | ... | interfaces are brought up.
+| | ...
+| | ... | *Arguments:*
+| | ... | - bd_id1 - Bridge domain ID. Type: integer
+| | ... | - bd_id2 - Bridge domain ID. Type: integer
+| | ... | - subid - ID of the sub-interface to be created. Type: string
+| | ... | - tag_rewrite - Method of tag rewrite. Type: string
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 Bridge Domain with memif pairs and VLAN in circular\
+| | ... | topology \| 1 \| 2 \| 10 \| pop-1 \|
+| | ...
+| | [Arguments] | ${bd_id1} | ${bd_id2} | ${subid} | ${tag_rewrite}
+| | ...
+| | ${dut2_status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut2}
+| | ...
+| | Set interfaces in path up
+| | ...
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${dut1_if2} | ${dut2} | ${dut2_if1} | ${subid}
+| | ... | ELSE | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${dut1_if2} | SUB_ID=${subid}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Configure L2 tag rewrite method on interfaces | ${dut1}
+| | ... | ${subif_index_1} | ${dut2} | ${subif_index_2} | ${tag_rewrite}
+| | ... | ELSE | Configure L2 tag rewrite method on interfaces
+| | ... | ${dut1} | ${subif_index_1} | TAG_REWRITE_METHOD=${tag_rewrite}
+| | ...
+| | ${number}= | Set Variable | ${1}
+| | ${sock1}= | Set Variable | memif-DUT1_CNF
+| | ${sock2}= | Set Variable | memif-DUT1_CNF
+| | ${memif_if1_name}= | Set Variable | DUT1-memif-${number}-if1
+| | ${memif_if2_name}= | Set Variable | DUT1-memif-${number}-if2
+| | Set up memif interfaces on DUT node | ${dut1} | ${sock1} | ${sock2}
+| | ... | ${number} | ${memif_if1_name} | ${memif_if2_name} | ${rxq_count_int}
+| | ... | ${rxq_count_int}
+| | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${${memif_if1_name}} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${${memif_if2_name}} | ${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${subif_index_1} | ${bd_id2}
+| | ${sock1}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | memif-DUT2_CNF
+| | ${sock2}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | memif-DUT2_CNF
+| | ${memif_if1_name}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | DUT2-memif-${number}-if1
+| | ${memif_if2_name}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | DUT2-memif-${number}-if2
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set up memif interfaces on DUT node | ${dut2} | ${sock1} | ${sock2}
+| | ... | ${number} | ${memif_if1_name} | ${memif_if2_name} | ${rxq_count_int}
+| | ... | ${rxq_count_int}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${subif_index_2}
+| | ... | ${bd_id1}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${${memif_if1_name}}
+| | ... | ${bd_id1}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${${memif_if2_name}}
+| | ... | ${bd_id2}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id2}
+| | ...
+| | Show Memif on all DUTs | ${nodes}
+| | VPP round robin RX placement on all DUTs | ${nodes} | prefix=memif
+
+| Initialize L2 Bridge Domain for single memif
+| | [Documentation]
+| | ... | Create single Memif interface on all defined VPP nodes. Put Memif
+| | ... | interface to separate L2 bridge domain with one physical interface.
+| | ...
+| | ... | *Arguments:*
+| | ... | - number - Memif ID. Type: integer
+| | ...
+| | ... | *Note:*
+| | ... | Socket paths for Memif are defined in following format:
+| | ... | - /tmp/memif-DUT1_CNF\${number}-\${sid}
+| | ...
+| | ... | KW uses test variable ${rxq_count_int} set by KW Add worker threads
+| | ... | and rxqueues to all DUTs
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Configure vhost interfaces for L2BD forwarding \
-| | ... | \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \|
-| | ... | \| Configure vhost interfaces for L2BD forwarding \
-| | ... | \| ${nodes['DUT2']} \| /tmp/sock1 \| /tmp/sock2 \| dut2_vhost_if1 \
-| | ... | \| dut2_vhost_if2 \|
-| | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${vhost_if1}=vhost_if1
-| | ... | ${vhost_if2}=vhost_if2
-| | ${vhost_1}= | Vpp Create Vhost User Interface | ${dut_node} | ${sock1}
-| | ${vhost_2}= | Vpp Create Vhost User Interface | ${dut_node} | ${sock2}
-| | Set Interface State | ${dut_node} | ${vhost_1} | up
-| | Set Interface State | ${dut_node} | ${vhost_2} | up
-| | Set Test Variable | ${${vhost_if1}} | ${vhost_1}
-| | Set Test Variable | ${${vhost_if2}} | ${vhost_2}
+| | ... | \| Initialize L2 Bridge Domain for single memif \| 1 \|
+| | ...
+| | [Arguments] | ${number}=${1}
+| | ...
+| | :FOR | ${dut} | IN | @{duts}
+| | | ${sock}= | Set Variable | memif-${dut}_CNF
+| | | ${sid}= | Evaluate | (${number} * ${2}) - ${1}
+| | | Set up single memif interface on DUT node | ${nodes['${dut}']} | ${sock}
+| | | ... | mid=${number} | sid=${sid} | memif_if=${dut}-memif-${number}-if1
+| | | ... | rxq=${rxq_count_int} | txq=${rxq_count_int}
+| | | Add interface to bridge domain | ${nodes['${dut}']} | ${${dut}_if1}
+| | | ... | ${number}
+| | | Add interface to bridge domain | ${nodes['${dut}']}
+| | | ... | ${${dut}-memif-${number}-if1} | ${number}
+| | Set single interfaces in path up
+| | Show Memif on all DUTs | ${nodes}
+
+| Initialize L2 bridge domain with MACIP ACLs on DUT1 in 3-node circular topology
+| | [Documentation]
+| | ... | Setup L2BD topology by adding two interfaces on DUT1 into bridge
+| | ... | domain that is created automatically with index 1. Learning is
+| | ... | enabled. Interfaces are brought up. Apply required MACIP ACL rules to
+| | ... | DUT1 interfaces.
+| | ...
+| | Set interfaces in path up
+| | VPP Add L2 Bridge Domain | ${dut1} | ${1} | ${dut1_if1} | ${dut1_if2}
+| | Configure L2XC | ${dut2} | ${dut2_if1} | ${dut2_if2}
+| | Configure MACIP ACLs | ${dut1} | ${dut1_if1} | ${dut1_if2}
+
+| Initialize L2 bridge domain with IPv4 ACLs on DUT1 in 3-node circular topology
+| | [Documentation]
+| | ... | Setup L2BD topology by adding two interfaces on DUT1 into bridge
+| | ... | domain that is created automatically with index 1. Learning is
+| | ... | enabled. Interfaces are brought up. Apply required ACL rules to DUT1
+| | ... | interfaces.
+| | ...
+| | Set interfaces in path up
+| | VPP Add L2 Bridge Domain | ${dut1} | ${1} | ${dut1_if1} | ${dut1_if2}
+| | Configure L2XC | ${dut2} | ${dut2_if1} | ${dut2_if2}
+| | Configure IPv4 ACLs | ${dut1} | ${dut1_if1} | ${dut1_if2}
diff --git a/resources/libraries/robot/l2/l2_xconnect.robot b/resources/libraries/robot/l2/l2_xconnect.robot
index 64a967e551..42fe837676 100644
--- a/resources/libraries/robot/l2/l2_xconnect.robot
+++ b/resources/libraries/robot/l2/l2_xconnect.robot
@@ -123,7 +123,7 @@
 | | | ${sock1}= | Set Variable | /var/run/vpp/sock-${number}-1
 | | | ${sock2}= | Set Variable | /var/run/vpp/sock-${number}-2
 | | | ${prev_index}= | Evaluate | ${number}-1
-| | | Configure vhost interfaces for L2BD forwarding | ${nodes['${dut}']}
+| | | Configure vhost interfaces | ${nodes['${dut}']}
 | | | ... | ${sock1} | ${sock2} | ${dut}-vhost-${number}-if1
 | | | ... | ${dut}-vhost-${number}-if2
 | | | ${dut_xconnect_if1}= | Set Variable If | ${number}==1 | ${${dut}_if1}
@@ -175,12 +175,12 @@
 | | Configure L2 tag rewrite method on interfaces
 | | ... | ${dut1} | ${subif_index_1} | ${dut2} | ${subif_index_2}
 | | ... | ${tag_rewrite}
-| | Configure vhost interfaces for L2BD forwarding | ${dut1}
-| | ... | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
+| | Configure vhost interfaces
+| | ... | ${dut1} | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
 | | Configure L2XC | ${dut1} | ${dut1_if1} | ${vhost_if1}
 | | Configure L2XC | ${dut1} | ${subif_index_1} | ${vhost_if2}
-| | Configure vhost interfaces for L2BD forwarding | ${dut2}
-| | ... | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
+| | Configure vhost interfaces
+| | ... | ${dut2} | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
 | | Configure L2XC | ${dut2} | ${subif_index_2} | ${vhost_if1}
 | | Configure L2XC | ${dut2} | ${dut2_if2} | ${vhost_if2}
 
@@ -244,12 +244,12 @@
 | | Configure L2 tag rewrite method on interfaces
 | | ... | ${dut1} | ${subif_index_1} | ${dut2} | ${subif_index_2}
 | | ... | ${tag_rewrite}
-| | Configure vhost interfaces for L2BD forwarding | ${dut1}
-| | ... | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
+| | Configure vhost interfaces
+| | ... | ${dut1} | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
 | | Configure L2XC | ${dut1} | ${dut1_if1} | ${vhost_if1}
 | | Configure L2XC | ${dut1} | ${subif_index_1} | ${vhost_if2}
-| | Configure vhost interfaces for L2BD forwarding | ${dut2}
-| | ... | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
+| | Configure vhost interfaces
+| | ... | ${dut2} | /var/run/vpp/sock-1-1 | /var/run/vpp/sock-1-2
 | | Configure L2XC | ${dut2} | ${subif_index_2} | ${vhost_if1}
 | | Configure L2XC | ${dut2} | ${dut2_if2} | ${vhost_if2}