Hi,

On Mon, 15.03.2010 at 19:10:12 +0100, Toni Mueller <openbsd-misc@oeko.net> wrote:
quoted text
> # pfctl -s a |grep mss
> # ifconfig|grep mtu|grep -v 1500
> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 33152
> enc0: flags=41<UP,RUNNING> mtu 1536
> pflog0: flags=141<UP,RUNNING,PROMISC> mtu 33152
> #
> 
> And that's it...

quoted text
> Sample message from tcpdump:
> 
> 19:03:59.805030 1.2.3.4 > 5.6.7.8: icmp: 1.2.3.20 unreachable - need to frag (mtu 1420) for 5.6.7.8.80 > 1.2.3.20.59495: 2079874237 [|tcp] (DF) (ttl 243, id 22121, len 1500) (ttl 255, id 23060, len 56)


I've rebooted the machine, and the problem went away. I don't know for
how long, though.


-- 
Kind regards,
--Toni++