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[chassis] Fix the Loopback0 IPv6 address of LC's in chassis not reachable from peer devices #16026

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Merged
yxieca merged 1 commit into from
Aug 7, 2023
Merged

[chassis] Fix the Loopback0 IPv6 address of LC's in chassis not reachable from peer devices #16026

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3 changes: 3 additions & 0 deletions dockers/docker-fpm-frr/frr/bgpd/bgpd.main.conf.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -104,6 +104,9 @@ router bgp {{ DEVICE_METADATA['localhost']['bgp_asn'] }}
network {{ get_ipv6_loopback_address(LOOPBACK_INTERFACE, "Loopback0") | ip }}/128
{% else %}
network {{ get_ipv6_loopback_address(LOOPBACK_INTERFACE, "Loopback0") | ip }}/64
{% if DEVICE_METADATA['localhost']['switch_type'] == 'voq' or DEVICE_METADATA['localhost']['switch_type'] == 'chassis-packet' %}
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@arlakshm arlakshm Aug 4, 2023

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In multi asic linecard, both asics will have same Loopback0. how will this change effect in this case?

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@abdosi abdosi Aug 4, 2023

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connected routes in the local table have the highest priority

network {{ get_ipv6_loopback_address(LOOPBACK_INTERFACE, "Loopback0") | ip }}/128 route-map HIDE_INTERNAL
{% endif %}
{% endif %}
exit-address-family
{% endif %}
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1 change: 1 addition & 0 deletions src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis.conf
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Expand Up @@ -47,6 +47,7 @@ router bgp 55555
!
address-family ipv6
network fc00::1/64
network fc00::1/128 route-map HIDE_INTERNAL
exit-address-family
!
network 10.10.10.1/24
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1 change: 1 addition & 0 deletions src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/voq_chassis.conf
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Expand Up @@ -48,6 +48,7 @@ router bgp 55555
!
address-family ipv6
network fc00::1/64
network fc00::1/128 route-map HIDE_INTERNAL
exit-address-family
address-family ipv6
network fc00::2/128 route-map HIDE_INTERNAL
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