[leafnode-list] Re: error message question

[Matthias Andree]

Am 23.05.2010, 17:13 Uhr, schrieb Theodore Heise:

>
>
>
> On Sat, 22 May 2010, Theodore Heise wrote:
>
>> I'm polling news.eternal-september.org with leafnode (version
>> leafnode-2.0.0.alpha 20060608b in case it matters) running on
>> Slackware 10.2.  I've been using this setup for years with a
>> variety of nntp servers (including ES since it was motz) without
>> problem, and on May 21 at 08:24:03 (EDT) began getting the
>> following error message:
>>
>> connecting to news.eternal-september.org:nntp: cannot create
>> socket: Address family not supported by protocol
>
> Well, it turns out there probably is some relationship to leafnode.
>
> Short answer is that ES had some DNS changes and my firewall was
> blocking connections, and I think that was causing leafnode to try
> an IPv6 address returned by DNS.  My kernel isn't set up for IPv6,
> so the attempts were barfing.

Sounds plausible.  Leafnode will try all addresses it gets from the  
upstream.
You can run leafnode-2's configure script with --disable-IPv6 option to  
avoid that.

-- 
Matthias Andree