Re: Do you use or see FQDN capability?

[Alarig Le Lay via NANOG <nanog () lists nanog org>]

On Thu 13 Nov 2025 13:25:10 GMT, Tore Anderson via NANOG wrote:
> Den 12.11.2025 23:14, skreiv John Kristoff via NANOG:
> > I'd be interested in hearing if people set a hostname on their BGP
> > routers and send it to peers (internal and/or external).
> >
> > I'm also interested in hearing if you see external peers sending it to
> > you.
>
> Yes and yes. We see a few route server operators (Netnod and Verizon) to 
> be specific advertise it to us. We find it useful, as it makes the 
> neighbour summary more human readable for those peers, as we do not have 
> to remember their IP addresses and/or AS numbers to know which peer it 
> is at a glance:
>
> $ show bgp ipv4 unicast vrf internet summary
>
> …
>
> r1.nix.dnadm.se(185.1.55.200)      4       8674   2289433   2289357      
>    0    0    0 04w2d03h            0        4
> r1.osl.dnadm.se(185.1.55.201)                   4       8674  2289420  
>   2289341        0    0    0 02w1d02h            0   4
> athenalb1.elosl3.electra.vrsn.com(185.1.55.204) 4      26415  2286083  

I also see it on some eBGP sessions on the RS as an IXP operator.

On my side, I use it on iBGP on my RRs as I configured a range to be the
dynamic peers, and I know who’s who with it.

-- 
Alarig
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