OSPF6D NSSA

[DS819src]

Description

No Default-Route on NSSA Router.

router ospf6 vrf RB00
ospf6 router-id 203.0.113.100
area 0.0.0.1 nssa
exit
!
router ospf6 vrf RT11
ospf6 router-id 203.0.113.111
redistribute connected
area 0.0.0.1 nssa
exit
show ipv6 ospf6 vrf RT11 database

    Area Scoped Link State Database (Area 0.0.0.1)

Type LSId AdvRouter Age SeqNum Payload
Rtr 0.0.0.0 203.0.113.100 612 80000003 203.0.113.111/0.0.2.218
Rtr 0.0.0.0 203.0.113.111 611 80000004 203.0.113.111/0.0.2.218
Net 0.0.2.218 203.0.113.111 611 80000001 203.0.113.111
Net 0.0.2.218 203.0.113.111 611 80000001 203.0.113.100
IAP 0.0.0.1 203.0.113.100 652 80000001 2001:db8:10:0:203:0:113:100/128
Type7 0.0.0.1 203.0.113.111 651 80000001 2001:db8::192:168:1:0/127
Type7 0.0.0.2 203.0.113.111 651 80000001 2001:db8:10:0:203:0:113:111/128
Type7 0.0.0.3 203.0.113.111 651 80000001 2001:db8:ffff:111::/64
INP 0.0.0.0 203.0.113.111 611 80000003 2001:db8:10:0:203:0:113:111/128
INP 0.0.2.218 203.0.113.111 611 80000001 2001:db8::192:168:1:0/127

    I/F Scoped Link State Database (I/F RT11-lo0 in Area 0.0.0.1)

Type LSId AdvRouter Age SeqNum Payload
Lnk 0.0.0.2 203.0.113.111 611 80000002 fe80::1cd2:a8ff:fe9d:ed2c
Lnk 0.0.0.2 203.0.113.111 611 80000002 2001:db8:10:0:203:0:113:111

    I/F Scoped Link State Database (I/F veth-RT11-gi0 in Area 0.0.0.1)

Type LSId AdvRouter Age SeqNum Payload
Lnk 0.0.2.219 203.0.113.100 652 80000001 fe80::f04e:d5ff:feb3:743
Lnk 0.0.2.219 203.0.113.100 652 80000001 2001:db8::192:168:1:0
Lnk 0.0.2.218 203.0.113.111 651 80000001 fe80::f4da:c7ff:fe62:e393
Lnk 0.0.2.218 203.0.113.111 651 80000001 2001:db8::192:168:1:0

    AS Scoped Link State Database

Type LSId AdvRouter Age SeqNum Payload
ASE 0.0.0.1 203.0.113.111 651 80000001 2001:db8::192:168:1:0/127
ASE 0.0.0.2 203.0.113.111 651 80000001 2001:db8:10:0:203:0:113:111/128
ASE 0.0.0.3 203.0.113.111 651 80000001 2001:db8:ffff:111::/64

If ospf6 set to nssa no-summary, then the ::/0 route is available on NSSA Router

router ospf6 vrf RB00
ospf6 router-id 203.0.113.100
area 0.0.0.1 nssa
exit
!
router ospf6 vrf RT11
ospf6 router-id 203.0.113.111
redistribute connected
area 0.0.0.1 nssa
exit

show ipv6 ospf6 vrf RT11 database

    Area Scoped Link State Database (Area 0.0.0.1)

Type LSId AdvRouter Age SeqNum Payload
Rtr 0.0.0.0 203.0.113.100 157 80000003 203.0.113.111/0.0.2.218
Rtr 0.0.0.0 203.0.113.111 156 80000004 203.0.113.111/0.0.2.218
Net 0.0.2.218 203.0.113.111 156 80000001 203.0.113.111
Net 0.0.2.218 203.0.113.111 156 80000001 203.0.113.100
IAP 0.0.0.1 203.0.113.100 197 80000001 ::/0
Type7 0.0.0.1 203.0.113.111 196 80000001 2001:db8::192:168:1:0/127
Type7 0.0.0.2 203.0.113.111 196 80000001 2001:db8:10:0:203:0:113:111/128
Type7 0.0.0.3 203.0.113.111 196 80000001 2001:db8:ffff:111::/64
INP 0.0.0.0 203.0.113.111 156 80000003 2001:db8:10:0:203:0:113:111/128
INP 0.0.2.218 203.0.113.111 156 80000001 2001:db8::192:168:1:0/127

    I/F Scoped Link State Database (I/F RT11-lo0 in Area 0.0.0.1)

Type LSId AdvRouter Age SeqNum Payload
Lnk 0.0.0.2 203.0.113.111 156 80000002 fe80::1cd2:a8ff:fe9d:ed2c
Lnk 0.0.0.2 203.0.113.111 156 80000002 2001:db8:10:0:203:0:113:111

    I/F Scoped Link State Database (I/F veth-RT11-gi0 in Area 0.0.0.1)

Type LSId AdvRouter Age SeqNum Payload
Lnk 0.0.2.219 203.0.113.100 197 80000001 fe80::f04e:d5ff:feb3:743
Lnk 0.0.2.219 203.0.113.100 197 80000001 2001:db8::192:168:1:0
Lnk 0.0.2.218 203.0.113.111 196 80000001 fe80::f4da:c7ff:fe62:e393
Lnk 0.0.2.218 203.0.113.111 196 80000001 2001:db8::192:168:1:0

    AS Scoped Link State Database

Type LSId AdvRouter Age SeqNum Payload
ASE 0.0.0.1 203.0.113.111 196 80000001 2001:db8::192:168:1:0/127
ASE 0.0.0.2 203.0.113.111 196 80000001 2001:db8:10:0:203:0:113:111/128
ASE 0.0.0.3 203.0.113.111 196 80000001 2001:db8:ffff:111::/64

Version

FRRouting 10.1.1 (amenonuhoko) on Linux(6.1.0-26-amd64).
Copyright 1996-2005 Kunihiro Ishiguro, et al.
configured with:
    '--build=x86_64-linux-gnu' '--prefix=/usr' '--includedir=${prefix}/include' '--mandir=${prefix}/share/man' '--infodir=${prefix}/share/info' '--sysconfdir=/etc' '--localstatedir=/var' '--disable-option-checking' '--disable-silent-rules' '--libdir=${prefix}/lib/x86_64-linux-gnu' '--libexecdir=${prefix}/lib/x86_64-linux-gnu' '--disable-maintainer-mode' '--sbindir=/usr/lib/frr' '--with-vtysh-pager=/usr/bin/pager' '--libdir=/usr/lib/x86_64-linux-gnu/frr' '--with-moduledir=/usr/lib/x86_64-linux-gnu/frr/modules' '--disable-dependency-tracking' '--enable-rpki' '--disable-scripting' '--enable-pim6d' '--with-libpam' '--enable-doc' '--enable-doc-html' '--enable-snmp' '--enable-fpm' '--disable-protobuf' '--disable-zeromq' '--enable-ospfapi' '--enable-bgp-vnc' '--enable-multipath=256' '--enable-user=frr' '--enable-group=frr' '--enable-vty-group=frrvty' '--enable-configfile-mask=0640' '--enable-logfile-mask=0640' 'build_alias=x86_64-linux-gnu' 'PYTHON=python3'

How to reproduce

just create 2 router, one on area 0.0.0.0 and one on area 0.0.0.1.
the area 0.0.0.1 is a stub area.

Expected behavior

on stub router, it should have ::/0 on route table

Actual behavior

ipv4 works, ipv6 works with nssa no-summary, stub and stub no-summary, but not nssa only

Additional context

No response

Checklist

• I have searched the open issues for this bug.
• I have not included sensitive information in this report.