Peering problem between AS4242422923 and AS65043

[Marek Küthe]

Hallöchen,

unser Peering scheint immer noch down zu sein. Könnte sich das jemand
anschauen?

Mit freundlichen Grüßen
Marek Küthe

On Tue, 26 May 2026 22:28:15 +0000
dn42-peering-service at mk16.de wrote:

> Hello AS65043,
> 
> this is an automated email from AS4242422923. I have encountered a problem with our BGP session.
> 
> The following is the problem: Problem with wireguard
> 
> The problem occurs on my host `p2p-router.de`.
> 
> I have configured `10.119.0.5` as the BGP address for our session.
> 
> BGP status:
> ```
> BIRD 2.19.0 ready.
> Name       Proto      Table      State  Since         Info
> icvpn_dle_gw3_v4 BGP        ---        start  06:42:28.780  Connect       
>   BGP state:          Connect
>     Neighbor address: 10.119.0.5
>     Neighbor AS:      65043
>     Local AS:         4242422923
>   Channel ipv4
>     State:          DOWN
>     Table:          master4
>     Preference:     100
>     Input filter:   (unnamed)
>     Output filter:  (unnamed)
>     Import limit:   5000
>       Action:       block
> ```
> 
> I have configured the interface `icvpndlrgw3` for our peering.
> 
> Unfortunately I could not ping your address:
> ```
> PING 10.119.0.5 (10.119.0.5) from 172.22.149.226 icvpndlrgw3: 56(84) bytes of data.
> 
> --- 10.119.0.5 ping statistics ---
> 10 packets transmitted, 0 received, 100% packet loss, time 9206ms
> ```
> 
> 
> WireGuard status:
> ```
> interface: icvpndlrgw3
>   public key: mdCQuVgx36w4Agbt7qyOHClRk8GlzW+L4dwcDTKuRkQ=
>   private key: (hidden)
>   listening port: 34303
> 
> peer: +YBiA0JissgSDQe5h1/Auf3MDR/JLEmfR+pmT5dbSxE=
>   endpoint: [2001:4ba0:ffea:6a::2]:42012
>   allowed ips: 0.0.0.0/0, ::/0
>   transfer: 0 B received, 1.71 MiB sent
> ```
> It appears that no handshake has been established. This may indicate a faulty key configuration.
> I have configured `+YBiA0JissgSDQe5h1/Auf3MDR/JLEmfR+pmT5dbSxE=` as your WireGuard public key and `gw3.ff3l.net:42012` as your endpoint.
> 
> Could you take a look at this?
> 
> Greetings
> Marek Küthe
> AS4242422923


-- 
Marek Küthe
m.k at mk16.de
er/ihm he/him
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