Source address on OSPFv2 HELLO

[Ondrej Zajicek]

On Wed, Aug 03, 2016 at 06:44:33PM +0100, Iain Buchanan wrote:

> How is the source address for OSPFv2 HELLO packets decided?  I'm
> hitting a problem where I can see them going out with the wrong source
> address, preventing the other side from setting up communication.  I've
> got a real network adapter with Bird working over a GRE tunnel.  Bird
> chooses the real network adapter's source address, not the GRE tunnel
> (another instance of bird on the other side of the GRE tunnel correctly
> uses the tunnel address).

Hi

This should not happen. What version of BIRD are you using?
Could you send me your config file and an output of these commands:

ip address list
birdc show interfaces
birdc show ospf interface
birdc show ospf neighbors

?

(and perhaps tcpdump of problematic packets)

-- 
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."
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