4.10 STABLE: IPv6 PMTU Discovery broken

Mark Andrews Mark_Andrews at isc.org
Fri Aug 13 01:48:13 PDT 2004


> 
> > 
> > 	I was looking at the problem some more.   It appears
> > 	that the ICMP6 messages are being generated but not
> > 	emitted.  Both the global and interface counters are
> > 	increasing.
> > 
> > 	"traceroute6 <remote> N"  stops showing the hop
> > 	when N exceeds 104.
> > 
> > 	Mark
> 
> 	More digging shows that if you disable ipf (ipf -D)
> 	"traceroute6 <remote> N" N > 104 now works.

	Digging further still the ipf_pullup() for ICMP6 is failing
	because m_pullup() is failing.

> > --
> > Mark Andrews, ISC
> > 1 Seymour St., Dundas Valley, NSW 2117, Australia
> > PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org
> > _______________________________________________
> > freebsd-stable at freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> > To unsubscribe, send any mail to "freebsd-stable-unsubscribe at freebsd.org"
> --
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org
> _______________________________________________
> freebsd-stable at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> To unsubscribe, send any mail to "freebsd-stable-unsubscribe at freebsd.org"
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org


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