Re: "netstat -ranl" and MTU

[Ignatios Souvatzis <ignatios%cs.uni-bonn.de@localhost>]

On Tue, Sep 25, 2012 at 04:40:07PM +0200, Fredrik Pettai wrote:
> On Sep 25, 2012, at 16:22 , Ignatios Souvatzis wrote:
> > On Tue, Sep 25, 2012 at 03:51:52PM +0200, Fredrik Pettai wrote:
> >> Hi,
> >> 
> >> I see that "netstat -ranl" only show MTU for the lo0 address(es).
> >> Isn't it suppose to show the local ethernet interface MTU as well?
> >> 
> >> And NetBSD doesn't seem to store the MTU for all the host routes it 
> >> learned? 
> > 
> > It does. I'm seeing one after a test with traceroute -D.
> 
> 
> I don't see that even afterward a traceroute -D.

Then, maybe, you don't get need fragment back. 

After a 

ping6 -m -s 1500 to my home machine I get:

2001:db8::1337 fe80::2d0:b7ff:fe75:c02c%xennet0 UGHD  0 3  1280  xennet0

Hm, I can't see a recorded MTU for IPv4, but I remember having seen
it in the past.

        -is


> Which NetBSD version are you running? Was this added post netbsd-6 branching?
> 
> Re,
> /P