| | Add arp on dut | ${dut2} | ${dut2_if1} | ${dut1_dut2_ip4_address}
| | ... | ${dut1_if2_mac}
-| Initialize SNAT in 3-node circular topology
-| | [Documentation] | Initialization of 3-node topology with SNAT between DUTs:
+| Initialize NAT44 in 3-node circular topology
+| | [Documentation] | Initialization of 3-node topology with NAT44 between DUTs:
| | ... | - set interfaces up
| | ... | - set IP addresses
| | ... | - set ARP
| | ... | - create routes
-| | ... | - set SNAT - only on DUT1
+| | ... | - set NAT44 - only on DUT1
| | ...
| | Set Interface State | ${dut1} | ${dut1_if1} | up
| | Set Interface State | ${dut1} | ${dut1_if2} | up
| | ...
| | Configure inside and outside interfaces
| | ... | ${dut1} | ${dut1_if1} | ${dut1_if2}
-| | Configure deterministic mode for SNAT
+| | Configure deterministic mode for NAT44
| | ... | ${dut1} | 20.0.0.0 | 18 | 200.0.0.0 | 30
| Initialize L2 xconnect for '${nr}' memif pairs in 3-node circular topology
| | Set Interface State | ${dut2} | ${dut2_if1} | up
| | Set Interface State | ${dut2} | ${dut2_if2} | up
| | :FOR | ${number} | IN RANGE | 1 | ${nr}+1
-| | | ${sock1}= | Set Variable | /tmp/memif-${number}-1
-| | | ${sock2}= | Set Variable | /tmp/memif-${number}-2
+| | | ${sock1}= | Set Variable | /tmp/memif-DUT1_VNF${number}-1
+| | | ${sock2}= | Set Variable | /tmp/memif-DUT1_VNF${number}-2
| | | ${prev_index}= | Evaluate | ${number}-1
| | | Set up memif interfaces on DUT node | ${dut1}
| | | ... | ${sock1} | ${sock2} | ${number} | dut1-memif-${number}-if1
| | | ... | ${dut1-memif-${prev_index}-if2}
| | | Configure L2XC | ${dut1} | ${dut1_xconnect_if1}
| | | ... | ${dut1-memif-${number}-if1}
+| | | ${sock1}= | Set Variable | /tmp/memif-DUT2_VNF${number}-1
+| | | ${sock2}= | Set Variable | /tmp/memif-DUT2_VNF${number}-2
| | | Set up memif interfaces on DUT node | ${dut2}
| | | ... | ${sock1} | ${sock2} | ${number} | dut2-memif-${number}-if1
| | | ... | dut2-memif-${number}-if2
| | | ... | ${dut1} | ${dut1-memif-${number}-if2} | ${dut1_if2}
| | | Run Keyword If | ${number}==${nr} | Configure L2XC
| | | ... | ${dut2} | ${dut2-memif-${number}-if2} | ${dut2_if2}
+
+| Initialize L2 Bridge Domain for '${nr}' memif pairs in 3-node 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.
+| | ...
+| | ... | *Arguments:*
+| | ... | _None_
+| | ...
+| | ... | *Note:*
+| | ... | Socket paths for Memif are defined in following format:
+| | ... | - /tmp/memif-${number}-1
+| | ... | - /tmp/memif-${number}-2
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 Bridge Domain for '1' memif pairs in 3-node circular\
+| | ... | topology \|
+| | ...
+| | ${bd_id2}= | Evaluate | ${nr}+1
+| | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${1}
+| | Add interface to bridge domain | ${dut1} | ${dut1_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut2} | ${dut2_if1} | ${1}
+| | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id2}
+| | :FOR | ${number} | IN RANGE | 1 | ${nr}+1
+| | | ${sock1}= | Set Variable | /tmp/memif-DUT1_VNF${number}-1
+| | | ${sock2}= | Set Variable | /tmp/memif-DUT1_VNF${number}-2
+| | | Set up memif interfaces on DUT node | ${dut1}
+| | | ... | ${sock1} | ${sock2} | ${number} | dut1-memif-${number}-if1
+| | | ... | dut1-memif-${number}-if2
+| | | ${bd_id2}= | Evaluate | ${number}+1
+| | | Add interface to bridge domain | ${dut1}
+| | | ... | ${dut1-memif-${number}-if1} | ${number}
+| | | Add interface to bridge domain | ${dut1}
+| | | ... | ${dut1-memif-${number}-if2} | ${bd_id2}
+| | | ${sock1}= | Set Variable | /tmp/memif-DUT2_VNF${number}-1
+| | | ${sock2}= | Set Variable | /tmp/memif-DUT2_VNF${number}-2
+| | | Set up memif interfaces on DUT node | ${dut2}
+| | | ... | ${sock1} | ${sock2} | ${number} | dut2-memif-${number}-if1
+| | | ... | dut2-memif-${number}-if2
+| | | Add interface to bridge domain | ${dut2}
+| | | ... | ${dut2-memif-${number}-if1} | ${number}
+| | | Add interface to bridge domain | ${dut2}
+| | | ... | ${dut2-memif-${number}-if2} | ${bd_id2}