Unable to get Bird 2 to listen on the BGP socket
Skyler Mäntysaari
sm at samip.fi
Thu Sep 3 17:54:49 CEST 2020
You probably missed the fact that I’m using Link-Local Addresses.
"Multihop BGP cannot be used with link-local addresses"
> On 3. Sep 2020, at 17.52, Valery Lutoshkin <vpluto at gmail.com> wrote:
>
> Try it.
> It is not about real multihop session, it is about how bird choose interfaces to listen.
>
> From: Skyler Mäntysaari <sm at samip.fi> <mailto:sm at samip.fi>
> Reply: Skyler Mäntysaari <sm at samip.fi> <mailto:sm at samip.fi>
> Date: 3 September 2020 at 21:51:41
> To: Valery Lutoshkin <vpluto at gmail.com> <mailto:vpluto at gmail.com>
> Subject: Re: Unable to get Bird 2 to listen on the BGP socket
>
>> They're directly connected, so it's not a multihop session so no.
>>
>> On Thu, Sep 3, 2020, at 17:49, Valery Lutoshkin wrote:
>>> Hi!
>>>
>>> Have you tried to add option “multihop” in the BGP peer configuration? Usually it helps.
>>>
>>> Best regards.
>>> Valery
>>>
>>>
>>>
>>> From: Skyler Mäntysaari <sm at samip.fi> <mailto:sm at samip.fi>
>>> Reply: Skyler Mäntysaari <sm at samip.fi> <mailto:sm at samip.fi>
>>> Date: 3 September 2020 at 21:48:13
>>> To: bird-users at network.cz <mailto:bird-users at network.cz> <bird-users at network.cz> <mailto:bird-users at network.cz>
>>> Subject: Re: Unable to get Bird 2 to listen on the BGP socket
>>>
>>>>
>>>> Yes, absolutely nothing appears to be binded according to netstat and nmap.
>>>>
>>>> I only saw bird bind the control socket when debugging with strace.
>>>>
>>>> The logs only has the "Waiting for fe80:10::1%wg1 to bocame my neighbor".
>>>>
>>>> The user is root, and I can ping/nmap fine over the tunnel.
>>>>
>>>> On Thu, Sep 3, 2020, at 10:04, Alexander Zubkov wrote:
>>>>> Hi,
>>>>>
>>>>> So nothing in netstat? And what have you seen in strace? Maybe
>>>>> something in logs?
>>>>>
>>>>> On Thu, Sep 3, 2020 at 1:05 AM Skyler Mäntysaari <sm at samip.fi <mailto:sm at samip.fi>> wrote:
>>>>> >
>>>>> > Hi there,
>>>>> >
>>>>> > I’m fairly certain that my issue is something rather small, or stupid but I’m unable to get Bird to listen on the 179 port.
>>>>> >
>>>>> > The other side has direct in the protocol definition which is correct, and I tried this side with that as well but it only says “as213021_hel_node: Waiting for fe80:10::1%wg1 to become my neighbor” so I don’t really have more clues.
>>>>> >
>>>>> > I did try to do strace and look for bind events, but couldn’t find any except for the control socket.
>>>>> >
>>>>> > My config can be seen here: https://dpaste.com/6P6NAUPNX <https://dpaste.com/6P6NAUPNX> & peer config: https://dpaste.com/HJ3SNL8RH <https://dpaste.com/HJ3SNL8RH>
>>>>> >
>>>>>
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