CSIT-197: Add basic mapping rule tests for MAP-E

- IPv4 prefix length + ea bits length < 32
- IPv4 prefix length + ea bits length == 32
- IPv4 prefix length + ea bits length > 32
- End user IPv6 prefix is 64
- IPv4 preffix is 0

Change-Id: Ib8d76abfebfb206fbbaa3c1422b2d321a3ed8712
Signed-off-by: Matej Klotton <mklotton@cisco.com>

1 files changed, 318 insertions, 0 deletions

diff --git a/tests/func/softwire/map_e.robot b/tests/func/softwire/map_e.robot
new file mode 100644
index 0000000000..e0b09e56bb
--- /dev/null
+++ b/tests/func/softwire/map_e.robot
@@ -0,0 +1,318 @@
+# 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
+| | [Tags] | EXPECTED_FAILING
+| | [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
+| | [Tags] | EXPECTED_FAILING
+| | [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}