[FROG] BGPD advertises IPv4 prefixes when only IPv6 peer is up

Donald Sharp donaldsharp72 at gmail.com
Tue Jul 22 12:48:36 UTC 2025


https://docs.frrouting.org/en/latest/bgp.html#clicmd-neighbor-A.B.C.D-activate

donald

On Tue, Jul 22, 2025 at 7:40 AM Richard Klingler <
richard.klingler at jaxforms.ch> wrote:

> Good afternoon (o;
>
> New to FRR running two VM Debian 12 instances with FRR 10.4.0 for
> testing BGP setups.
>
> On each side I have v4 and v6 peers configured, but v4 is in admin shut
> state. But I see IPv4 prefix being advertised over the v6 BGP session.
>
> Is that a normal behaviour in FRR?
>
>
>
> thanks in advance
> richard
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