[FROG] No IPv6 prefix sent to neighbor

[Patrick Boutilier]

On 11/6/21 14:48, Willy Manga wrote:
> Hi,
> 
> maybe I'm missing something (obvious) but I do not understand why I'm 
> not sending my IPv6 prefix, 2001:43fe:c000::/48, to my upstream 
> (Hurricane Electric)
> 
> 
> I'm using FRR 8.0.1 on debian 11.1 .
> 
> I have a 'v4tunnel' set in /etc/network/interfaces.d/local.interfaces . 
> Details in attachment.
> 
> 
> No advertised-routes to my neighbor :(
> 
> Excerpt of the BGP session
> 
> Message statistics:
>      Inq depth is 0
>      Outq depth is 0
>                           Sent       Rcvd
>      Opens:                  4          4
>      Notifications:          4          0
>      Updates:                0     268961
>      Keepalives:          1216          4
>      Route Refresh:          0          0
>      Capability:             0          0
>      Total:               1224     268969
>    Minimum time between advertisement runs is 0 seconds
>    Update source is 2001:470:xxxx::2
> 
>   For address family: IPv6 Unicast
>    upstream-IPv6 peer-group member
>    Update group 8, subgroup 8
>    Packet Queue length 0
>    Community attribute sent to this neighbor(all)
>    Inbound path policy configured
>    Outbound path policy configured
>    Incoming update prefix filter list is *pl-IPv6-IMPORT
>    Outgoing update prefix filter list is *pl-IPv6-EXPORT
>    Route map for incoming advertisements is *rm-rpki
>    133184 accepted prefixes
>    Maximum allowed prefixes sent 0
> 
>    Connections established 4; dropped 3
> 
> 
> When I look the detail of pl-IPv6-EXPORT, I see 'hit count:2' with BGP 
> but nothing sent to my neighbor.
> 
> bdr2(config)# do sh ipv6 prefix-list detail pl-IPv6-EXPORT
> ZEBRA: ipv6 prefix-list pl-IPv6-EXPORT:
>     count: 2, range entries: 0, sequences: 5 - 10
>     seq 5 permit 2001:43fe:c000::/48 le 48 (hit count: 0, refcount: 0)
>     seq 10 deny any (hit count: 0, refcount: 0)
> OSPF6: ipv6 prefix-list pl-IPv6-EXPORT:
>     count: 2, range entries: 0, sequences: 5 - 10
>     seq 5 permit 2001:43fe:c000::/48 le 48 (hit count: 0, refcount: 0)
>     seq 10 deny any (hit count: 0, refcount: 0)
> BGP: ipv6 prefix-list pl-IPv6-EXPORT:
>     count: 2, range entries: 0, sequences: 5 - 10
>     seq 5 permit 2001:43fe:c000::/48 le 48 (hit count: 2, refcount: 0)
>     seq 10 deny any (hit count: 7335, refcount: 0)
> 
> 
> my pl-IPv6-EXPORT contains only two rules:
> 
> ipv6 prefix-list pl-IPv6-EXPORT seq 5 permit 2001:43fe:c000::/48 le 48
> ipv6 prefix-list pl-IPv6-EXPORT seq 10 deny any
> 
> 
> Any clue ? :)
> 
> 


What does this show?

show bgp neighbors upstream-IPv6 advertised-routes




> 
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