BIRDv2 OSPF: Stub for loopback potentially broken: Invalid Prefix in LSA

Ondrej Zajicek santiago at crfreenet.org
Mon Apr 15 14:27:37 CEST 2019


On Mon, Apr 15, 2019 at 12:21:12PM +0000, Kenth Eriksson wrote:
> On Fri, 2019-04-12 at 14:24 +0200, Ondrej Zajicek wrote:
> > CAUTION: This email originated from outside of the organization. Do
> > not click links or open attachments unless you recognize the sender
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> > 
> > 
> > On Thu, Apr 11, 2019 at 08:38:44PM +0200, bauen1 wrote:
> > > Hello,
> > > 
> > > I've been playing around with BIRD and OSPF for a while now and ran
> > > across an error I don't quite understand, while trying to get BIRD
> > > to
> > > advertise ip addresses on the loopback interface on a debian 10
> > > server.
> > 
> > Fixed by attached patch.
> > 
> 
> Does this bug only apply to /32 addresses when running IPv4 over
> OSPFv3? Or is it also relevant for OSPFv2? 

Only to IPv4 over OSPFv3.

> Does OSPFv3 (RFC5340 / RFC5838) handle unnumbered (/32) differently
> from OSPFv2? 

Not in a significant way.

-- 
Elen sila lumenn' omentielvo

Ondrej 'Santiago' Zajicek (email: santiago at crfreenet.org)
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"To err is human -- to blame it on a computer is even more so."


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