Touble ospf md5 authentication

Ondrej Zajicek santiago at crfreenet.org
Fri Mar 19 16:16:14 CET 2010


On Fri, Mar 19, 2010 at 04:15:27PM +0159, Vitaliy Kolodinsky wrote:
> Dear, Ondrej Zajicek.
> 
> ?? ?????? 19 ????? 2010 ?., 16:05:04:
> 
> > On Fri, Mar 19, 2010 at 01:57:36PM +0200, Vitaliy Kolodinsky wrote:
> >> Dear, bird-users at atrey.karlin.mff.cuni.cz.
> >> 
> >> Who has a working BIRD 1.2.1 ospf md5 authentication and Cisco?
> >> 
> >> 
> >> ---Log File------
> >> Mar 16 17:34:52 vulture2 bird: MyOSPF: OSPF_auth: size mismatch (88 vs 124)
> >> Mar 16 17:34:52 vulture2 bird: Bad OSPF packet from 93.125.5.141 - authentification failed
> 
> > That is strange, could you send me an output of tcpdump on that packets? (tcpdump -s 0 -x)

Hmm, it seems that Cisco just sends some trash after the end of OSPF packet.
Perhaps it would suffice to remove the check in BIRD, but i personally
don't test this compatibility.

-- 
Elen sila lumenn' omentielvo

Ondrej 'SanTiago' Zajicek (email: santiago at crfreenet.org)
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)
"To err is human -- to blame it on a computer is even more so."
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 197 bytes
Desc: Digital signature
URL: <http://trubka.network.cz/pipermail/bird-users/attachments/20100319/484c7d69/attachment-0001.asc>


More information about the Bird-users mailing list