Bird and loopback addresses

Ruben Laban r.laban+lists at ism.nl
Tue Mar 8 09:28:28 CET 2011


Hi Ondrej,

On Sunday 06 March 2011 at 12:05 (CET), Ondrej Zajicek wrote:
> On Thu, Mar 03, 2011 at 02:45:14PM +0100, Ruben Laban wrote:
> > It seems that bird ignores any interfaces / ip addresses which have a
> > subnet mask of 255.255.255.255. This seems to apply to both BGP as OSPF.
> > An interface configured with A.B.C.D/E (E<32) seems to be picked up just
> > fine, whereas configuring it A.B.C.D/32 and a route to A.B.C.D/E does
> > not result in the interface to be picked.
> 
> BIRD definitely did not ignore interfaces with /32 mask, (for example,
> you can have BGP or OSPF link with peer addresses without any problems).
> But if you just add IP address with /32 mask (without specifying a peer
> address) and then add a device route for some other network, IP
> addresses from such network are not considered to be neighbors. I am not
> sure if that answers your questions.

I see. I currently worked around this, but as I have several nodes left to 
configure I'll give this (specifying the peer's address) a try and report back.
Thanks for the pointer.

Regards,
Ruben Laban



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