# Copyright (c) 2016 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. *** Settings *** | Resource | resources/libraries/robot/default.robot | Resource | resources/libraries/robot/testing_path.robot | Resource | resources/libraries/robot/ipv4.robot | Resource | resources/libraries/robot/ipv6.robot | Resource | resources/libraries/robot/map.robot | Library | resources.libraries.python.IPUtil | Library | resources.libraries.python.Trace | Force Tags | HW_ENV | VM_ENV | 3_NODE_DOUBLE_LINK_TOPO | Suite Setup | Run Keywords | ... | Setup all DUTs before test | AND | ... | Setup all TGs before traffic script | Test Setup | Run Keywords | ... | Setup all DUTs before test | AND | ... | Setup all TGs before traffic script | Test Teardown | Run Keywords | ... | Show packet trace on all DUTs | ${nodes} | AND | ... | Show vpp trace dump on all DUTs | Documentation | *Test for Basic mapping rule for MAP-E*\ | ... | *[Top] Network Topologies:* TG - DUT1 - TG with two links between the | ... | nodes. | ... | *[Enc] Packet Encapsulations:* Eth-IPv4-UDP on TG-to-DUT-if1. | ... | Eth-IPv6-IPv4-UDP on TG-to-DUT-if2. | ... | *[Cfg] DUT configuration:* DUT is configured with IPv4 on one DUT-to-TG | ... | interface and IPv6 address on second DUT-to-TG interface. MAP-E domain | ... | is configured in test template based on test parameters. | ... | *[Ver] TG verification:* UDP packets in IPv4 are sent by TG to | ... | destination in MAP domain. IPv6 packets with encapsulated IPv4 are | ... | received on TG interface. | ... | *[Ref] Applicable standard specifications:* RFC7597. *** Variables *** | ${dut_ip4}= | 10.0.0.1 | ${dut_ip6}= | 2001:0::1 | ${dut_ip4_gw}= | 10.0.0.2 | ${dut_ip6_gw}= | 2001:0::2 | ${ipv4_prefix_len}= | 24 | ${ipv6_prefix_len}= | 64 | ${ipv6_br_src}= | 2001:db8:ffff::1 | ${ipv4_outside}= | 100.0.0.1 *** Test Cases *** | TC01: BMR, then an IPv4 prefix is assigned | | [Documentation] | | | ... | Basic Mapping Rule https://tools.ietf.org/html/rfc7597#section-5.2\ | | ... | IPv4 prefix length + ea bits length < 32 (o + r < 32) | | ... | psid_length = 0, ip6_prefix < 64, ip4_prefix <= 32 | | ... # TODO: replace setup when VPP-312 fixed #| | [Setup] | Set interfaces IP addresses and routes | | [Setup] | Run Keywords | | ... | Setup all DUTs before test | AND | | ... | Setup all TGs before traffic script | AND | | ... | Set interfaces IP addresses and routes | | [Template] | Check MAP configuration with traffic script # |=================|===============|================|============|=============|==========|================|==========|==================================| # | ipv4_pfx | ipv6_pfx | ipv6_src | ea_bit_len | psid_offset | psid_len | ipv4_dst | dst_port | expected_ipv6_dst | # |=================|===============|================|============|=============|==========|================|==========|==================================| | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${4} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a000::14a0:0:0 | | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${8} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a900::14a9:0:0 | | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${10} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a9c0::14a9:c000:0 | | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${16} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a9c9::14a9:c900:0 | | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${20} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a9c9:d000:0:14a9:c9d0:0 | | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${23} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a9c9:da00:0:14a9:c9da:0 | | | 20.169.201.0/24 | 2001:db8::/32 | ${ipv6_br_src} | ${4} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:d000::14a9:c9d0:0 | | | 20.169.201.0/24 | 2001:db8::/32 | ${ipv6_br_src} | ${7} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:da00::14a9:c9da:0 | | TC02: BMR, full IPv4 address is to be assigned | | [Documentation] | | | ... | Basic Mapping Rule https://tools.ietf.org/html/rfc7597#section-5.2\ | | ... | IPv4 prefix length + ea bits length == 32 (o + r == 32) | | ... | psid_length = 0, ip6_prefix < 64, ip4_prefix <= 32 | | ... # TODO: replace setup when VPP-312 fixed #| | [Setup] | Set interfaces IP addresses and routes | | [Setup] | Run Keywords | | ... | Setup all DUTs before test | AND | | ... | Setup all TGs before traffic script | AND | | ... | Set interfaces IP addresses and routes | | [Template] | Check MAP configuration with traffic script # |===================|===============|================|============|=============|==========|================|==========|==================================| # | ipv4_pfx | ipv6_pfx | ipv6_src | ea_bit_len | psid_offset | psid_len | ipv4_dst | dst_port | expected_ipv6_dst | # |===================|===============|================|============|=============|==========|================|==========|==================================| | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${24} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a9c9:db00:0:14a9:c9db:0 | | | 20.160.0.0/12 | 2001:db8::/32 | ${ipv6_br_src} | ${20} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:9c9d:b000:0:14a9:c9db:0 | | | 20.169.0.0/16 | 2001:db8::/32 | ${ipv6_br_src} | ${16} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:c9db::14a9:c9db:0 | | | 20.169.200.0/22 | 2001:db8::/32 | ${ipv6_br_src} | ${10} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:76c0::14a9:c9db:0 | | | 20.169.201.0/24 | 2001:db8::/32 | ${ipv6_br_src} | ${8} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:db00::14a9:c9db:0 | | | 20.169.201.208/28 | 2001:db8::/32 | ${ipv6_br_src} | ${4} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:b000::14a9:c9db:0 | | | 20.169.201.219/32 | 2001:db8::/32 | ${ipv6_br_src} | ${0} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8::14a9:c9db:0 | | | 20.0.0.0/8 | 2001:db8::/40 | ${ipv6_br_src} | ${24} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:a9:c9db:0:14a9:c9db:0 | | | 20.160.0.0/12 | 2001:db8::/44 | ${ipv6_br_src} | ${20} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:9:c9db:0:14a9:c9db:0 | | | 20.169.0.0/16 | 2001:db8::/48 | ${ipv6_br_src} | ${16} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:0:c9db:0:14a9:c9db:0 | | | 20.169.200.0/22 | 2001:db8::/54 | ${ipv6_br_src} | ${10} | ${0} | ${0} | 20.169.201.219 | ${1232} | 2001:db8:0:1db:0:14a9:c9db:0 | | TC03: BMR, shared IPv4 address is to be assigned | | [Documentation] | | | ... | Basic Mapping Rule https://tools.ietf.org/html/rfc7597#section-5.2\ | | ... | IPv4 prefix length + ea bits length > 32 (o + r > 32) | | ... | ip6_prefix < 64, ip4_prefix <= 32 | | ... # TODO: replace setup when VPP-312 fixed #| | [Setup] | Set interfaces IP addresses and routes | | [Setup] | Run Keywords | | ... | Setup all DUTs before test | AND | | ... | Setup all TGs before traffic script | AND | | ... | Set interfaces IP addresses and routes | | [Template] | Check MAP configuration with traffic script # |===================|===============|================|============|=============|==========|================|==========|===================================| # | ipv4_pfx | ipv6_pfx | ipv6_src | ea_bit_len | psid_offset | psid_len | ipv4_dst | dst_port | expected_ipv6_dst | # |===================|===============|================|============|=============|==========|================|==========|===================================| | | 20.0.0.0/8 | 2001::/16 | ${ipv6_br_src} | ${48} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:a9c9:db34::14a9:c9db:34 | | | 20.169.0.0/16 | 2001::/16 | ${ipv6_br_src} | ${48} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:c9db:3400::14a9:c9db:34 | | | 20.169.201.0/24 | 2001::/16 | ${ipv6_br_src} | ${48} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db34::14a9:c9db:34 | | | 20.169.201.219/32 | 2001::/16 | ${ipv6_br_src} | ${48} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:3400::14a9:c9db:34 | | | 20.0.0.0/8 | 2001::/24 | ${ipv6_br_src} | ${40} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:a9:c9db:3400:0:14a9:c9db:34 | | | 20.169.0.0/16 | 2001::/24 | ${ipv6_br_src} | ${40} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:c9:db34::14a9:c9db:34 | | | 20.169.201.0/24 | 2001::/24 | ${ipv6_br_src} | ${40} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db:3400::14a9:c9db:34 | | | 20.169.201.219/32 | 2001::/24 | ${ipv6_br_src} | ${40} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:34::14a9:c9db:34 | | | 20.169.0.0/16 | 2001::/16 | ${ipv6_br_src} | ${40} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:c9db:3400::14a9:c9db:34 | | | 20.169.201.219/32 | 2001::/16 | ${ipv6_br_src} | ${40} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:3400::14a9:c9db:34 | | | 20.0.0.0/8 | 2001:db8::/32 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:a9c9:db34:0:14a9:c9db:34 | | | 20.169.0.0/16 | 2001:db8::/32 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:c9db:3400:0:14a9:c9db:34 | | | 20.169.201.0/24 | 2001:db8::/32 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:db34::14a9:c9db:34 | | | 20.169.201.219/32 | 2001:db8::/32 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:3400::14a9:c9db:34 | | | 20.169.0.0/16 | 2001::/24 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:c9:db34::14a9:c9db:34 | | | 20.169.201.0/24 | 2001::/24 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db:3400::14a9:c9db:34 | | | 20.169.0.0/16 | 2001::/16 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:c9db:3400::14a9:c9db:34 | | | 20.169.201.0/24 | 2001::/16 | ${ipv6_br_src} | ${32} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db34::14a9:c9db:34 | | | 20.160.0.0/12 | 2001:db8::/32 | ${ipv6_br_src} | ${25} | ${6} | ${5} | 20.169.201.219 | ${1232} | 2001:db8:9c9d:b300:0:14a9:c9db:6 | | | 20.169.0.0/16 | 2001:db8::/32 | ${ipv6_br_src} | ${25} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:c9db:3400:0:14a9:c9db:34 | | | 20.169.201.0/24 | 2001:db8::/32 | ${ipv6_br_src} | ${25} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:db34::14a9:c9db:34 | | | 20.169.201.219/32 | 2001:db8::/32 | ${ipv6_br_src} | ${25} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:3400::14a9:c9db:34 | | | 20.169.192.0/20 | 2001:db8::/32 | ${ipv6_br_src} | ${17} | ${6} | ${5} | 20.169.201.219 | ${1232} | 2001:db8:9db3::14a9:c9db:6 | | | 20.169.201.0/24 | 2001:db8::/32 | ${ipv6_br_src} | ${17} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:db34::14a9:c9db:34 | | | 20.169.201.219/32 | 2001:db8::/32 | ${ipv6_br_src} | ${17} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:3400::14a9:c9db:34 | | | 20.169.201.0/24 | 2001:db8::/32 | ${ipv6_br_src} | ${12} | ${6} | ${4} | 20.169.201.219 | ${1232} | 2001:db8:db30::14a9:c9db:3 | | | 20.169.201.219/32 | 2001:db8::/32 | ${ipv6_br_src} | ${12} | ${6} | ${8} | 20.169.201.219 | ${1232} | 2001:db8:3400::14a9:c9db:34 | | TC04: End user IPv6 prefix is 64 | | [Documentation] | | | ... | Supported End-User IPv6 prefix length is 64 bit. | | ... # TODO: replace setup when VPP-312 fixed #| | [Setup] | Set interfaces IP addresses and routes | | [Setup] | Run Keywords | | ... | Setup all DUTs before test | AND | | ... | Setup all TGs before traffic script | AND | | ... | Set interfaces IP addresses and routes | | [Template] | Check MAP configuration with traffic script # |===================|=========================|================|============|=============|==========|================|==========| # | ipv4_pfx | ipv6_pfx | ipv6_src | ea_bit_len | psid_offset | psid_len | ipv4_dst | dst_port | # |===================|=========================|================|============|=============|==========|================|==========| | | 20.0.0.0/8 | 2001:db8:0012:3400::/56 | ${ipv6_br_src} | ${8} | ${0} | ${0} | 20.169.201.219 | ${1232} | | | 20.169.201.208/28 | 2001:db8:0012:3400::/56 | ${ipv6_br_src} | ${8} | ${5} | ${4} | 20.169.201.219 | ${3280} | | | 20.0.0.0/8 | 2001:db8:0012:3400::/64 | ${ipv6_br_src} | ${0} | ${0} | ${0} | 20.169.201.219 | ${1232} | | | 20.169.201.219/32 | 2001:db8:0012:3400::/64 | ${ipv6_br_src} | ${0} | ${0} | ${0} | 20.169.201.219 | ${1232} | | TC05: IPv4 prefix is 0 | | [Tags] | EXPECTED_FAILING # TODO: replace setup when VPP-312 fixed #| | [Setup] | Set interfaces IP addresses and routes | | [Setup] | Run Keywords | | ... | Setup all DUTs before test | AND | | ... | Setup all TGs before traffic script | AND | | ... | Set interfaces IP addresses and routes | | [Template] | Check MAP configuration with traffic script # |===================|=========================|================|============|=============|==========|================|==========| # | ipv4_pfx | ipv6_pfx | ipv6_src | ea_bit_len | psid_offset | psid_len | ipv4_dst | dst_port | # |===================|=========================|================|============|=============|==========|================|==========| | | 0.0.0.0/0 | 2001:db8:0000::/40 | ${ipv6_br_src} | ${8} | ${0} | ${0} | 20.169.201.219 | ${1232} | | | 0.0.0.0/0 | 2001:db8:0000::/40 | ${ipv6_br_src} | ${16} | ${0} | ${0} | 20.169.201.219 | ${1232} | | | 0.0.0.0/0 | 2001:db8::/32 | ${ipv6_br_src} | ${32} | ${0} | ${0} | 20.169.201.219 | ${1232} | | | 0.0.0.0/0 | 2001::/16 | ${ipv6_br_src} | ${48} | ${0} | ${0} | 20.169.201.219 | ${1232} | | | 0.0.0.0/0 | 2001::/16 | ${ipv6_br_src} | ${48} | ${6} | ${8} | 20.169.201.219 | ${1232} | | Bug: VPP-318 | | [Tags] | EXPECTED_FAILING | | [Documentation] | qlen < psid length | | Given Path for 2-node testing is set | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Interfaces in 2-node path are up | | And IP addresses are set on interfaces | | ... | ${dut_node} | ${dut_to_tg_if1} | ${dut_ip4} | ${ipv4_prefix_len} | | ... | ${dut_node} | ${dut_to_tg_if2} | ${dut_ip6} | ${ipv6_prefix_len} | | Then Run Keyword And Expect Error | Unable to add map domain * | | ... | Map Add Domain | ${dut_node} | 20.169.0.0/16 | 2001:db8::/32 | | ... | ${ipv6_br_src} | ${20} | ${6} | ${8} | Bug: VPP-312 | | [Tags] | EXPECTED_FAILING | | [Documentation] | | | ... | add route; add map; traffic pass; add route; add map; traffic fail | | Given Path for 2-node testing is set | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Interfaces in 2-node path are up | | When IP addresses are set on interfaces | | ... | ${dut_node} | ${dut_to_tg_if1} | ${dut_ip4} | ${ipv4_prefix_len} | | ... | ${dut_node} | ${dut_to_tg_if2} | ${dut_ip6} | ${ipv6_prefix_len} | | And Vpp Route Add | ${dut_node} | 2001:: | 16 | ${dut_ip6_gw} | | ... | ${dut_to_tg_if2} | resolve_attempts=${NONE} | count=${NONE} | | And Add IP neighbor | ${dut_node} | ${dut_to_tg_if2} | ${dut_ip6_gw} | | ... | ${tg_to_dut_if2_mac} | | Then Check MAP configuration with traffic script | | ... | 20.0.0.0/8 | 2001::/16 | ${ipv6_br_src} | ${48} | ${6} | ${8} | | ... | 20.169.201.219 | ${1232} | 2001:a9c9:db34::14a9:c9db:34 | | When IP addresses are set on interfaces | | ... | ${dut_node} | ${dut_to_tg_if1} | ${dut_ip4} | ${ipv4_prefix_len} | | ... | ${dut_node} | ${dut_to_tg_if2} | ${dut_ip6} | ${ipv6_prefix_len} | | And Vpp Route Add | ${dut_node} | 2001:: | 16 | ${dut_ip6_gw} | | ... | ${dut_to_tg_if2} | resolve_attempts=${NONE} | count=${NONE} | | And Add IP neighbor | ${dut_node} | ${dut_to_tg_if2} | ${dut_ip6_gw} | | ... | ${tg_to_dut_if2_mac} | | Then Check MAP configuration with traffic script | | ... | 20.0.0.0/8 | 2001::/16 | ${ipv6_br_src} | ${48} | ${6} | ${8} | | ... | 20.169.201.219 | ${1232} | 2001:a9c9:db34::14a9:c9db:34 *** Keywords *** | Set interfaces IP addresses and routes | | Path for 2-node testing is set | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | Interfaces in 2-node path are up | | IP addresses are set on interfaces | | ... | ${dut_node} | ${dut_to_tg_if1} | ${dut_ip4} | ${ipv4_prefix_len} | | ... | ${dut_node} | ${dut_to_tg_if2} | ${dut_ip6} | ${ipv6_prefix_len} | | Vpp Route Add | ${dut_node} | :: | 0 | ${dut_ip6_gw} | ${dut_to_tg_if2} | | ... | resolve_attempts=${NONE} | count=${NONE} | | Add IP neighbor | ${dut_node} | ${dut_to_tg_if2} | ${dut_ip6_gw} | | ... | ${tg_to_dut_if2_mac} | | Vpp Route Add | ${dut_node} | 0.0.0.0 | 0 | ${dut_ip4_gw} | ${dut_to_tg_if1} | | ... | resolve_attempts=${NONE} | count=${NONE} | | Add IP neighbor | ${dut_node} | ${dut_to_tg_if1} | ${dut_ip4_gw} | | ... | ${tg_to_dut_if1_mac} | Check MAP configuration with traffic script | | [Documentation] | | | ... | Used as a test case template.\ | | ... | Configure MAP-E domain with given parameters, with traffic script send | | ... | UDP in IPv4 packet to given UDP destination port and IP destination | | ... | address and check if correctly received IPv6 packet. Vice versa send | | ... | IPv6 packet and check if received IPv4 packet with correct source | | ... | address. | | ... | The MAP domain is deleted in teardown. | | ... | The expected IPv6 address is compared with computed IPv6 address. | | [Arguments] | ${ipv4_pfx} | ${ipv6_pfx} | ${ipv6_br_src} | ${ea_bit_len} | | ... | ${psid_offset} | ${psid_len} | ${ipv4_dst} | ${dst_port} | | ... | ${expected_ipv6_dst}=${EMPTY} | | ${domain_index}= | Map Add Domain | ${dut_node} | ${ipv4_pfx} | ${ipv6_pfx} | | ... | ${ipv6_br_src} | ${ea_bit_len} | ${psid_offset} | ${psid_len} | | ${computed_ipv6_dst}= | Compute IPv6 map destination address | | ... | ${ipv4_pfx} | ${ipv6_pfx} | ${ea_bit_len} | ${psid_offset} | | ... | ${psid_len} | ${ipv4_dst} | ${dst_port} | | ${ipv6_dst}= | Run Keyword If | "${expected_ipv6_dst}" == "${EMPTY}" | | ... | Set Variable | ${computed_ipv6_dst} | | ... | ELSE | Set Variable | ${expected_ipv6_dst} | | Run Keyword If | "${expected_ipv6_dst}" != "${EMPTY}" | | ... | IP Addresses Should be Equal | | ... | ${computed_ipv6_dst} | ${expected_ipv6_dst} | | ${ipv6_dst}= | Set Variable | ${computed_ipv6_dst} | | Check encapsulation with traffic script | | ... | ${ipv4_dst} | ${dst_port} | ${ipv6_dst} | | Check decapsulation with traffic script | | ... | ${ipv6_dst} | ${ipv4_dst} | ${dst_port} | | [Teardown] | Run Keywords | | ... | Map Del Domain | ${dut_node} | ${domain_index} | AND | | ... | Show packet trace on all DUTs | ${nodes} | AND | | ... | Clear packet trace on all DUTs | ${nodes} | Check encapsulation with traffic script | | [Arguments] | ${ipv4_dst} | ${dst_port} | ${ipv6_dst} | | Send IPv4 UDP and check headers for lightweight 4over6 | | ... | ${tg_node} | ${tg_to_dut_if1} | ${tg_to_dut_if2} | | ... | ${dut_to_tg_if1_mac} | ${ipv4_dst} | ${ipv4_outside} | | ... | ${dst_port} | ${tg_to_dut_if2_mac} | ${dut_to_tg_if2_mac} | | ... | ${ipv6_dst} | ${ipv6_br_src} | Check decapsulation with traffic script | | [Arguments] | ${ipv6_ce_addr} | ${ipv4_inside} | ${port} | | Send IPv4 UDP in IPv6 and check headers for lightweight 4over6 | | ... | ${tg_node} | ${tg_to_dut_if2} | ${tg_to_dut_if1} | | ... | ${dut_to_tg_if2_mac} | ${tg_to_dut_if2_mac} | | ... | ${ipv6_br_src} | ${ipv6_ce_addr} | | ... | ${ipv4_outside} | ${ipv4_inside} | ${port} | | ... | ${tg_to_dut_if1_mac} | ${dut_to_tg_if1_mac}