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Date: Wed, 18 Jul 2007 14:21:56 +0200
From: "Beschorner Daniel" <Daniel.Beschorner@...ton.com>
To: "Patrick McHardy" <kaber@...sh.net>
Cc: <netdev@...r.kernel.org>
Subject: pmtu discovery on SA
> > No more crashes with IPComp and smaller PMTUs.
> > But the "pmtu discovery on SA ESP/..." messages don't disappear.
>
> Thats probably a different issue. Please post the output of
> "ip -x xfrm state" (obfuscate keys if you care ..).
Linux (MTU 1500) <-> ADSL router (1492) <-> ... <-> Linux (1500)
Both boxes show these messages.
src 1.1.1.1 dst 2.2.2.2
proto comp spi 0x0000e901 reqid 16398 mode tunnel
replay-window 0
comp deflate 0x
src 2.2.2.2 dst 1.1.1.1
proto comp spi 0x000001a3 reqid 16398 mode tunnel
replay-window 0
comp deflate 0x
src 1.1.1.1 dst 2.2.2.2
proto esp spi 0x767eaf0b reqid 16397 mode transport
replay-window 32
auth hmac(sha1) 0xxxxxxxxxxxxxxxxxxxxxx
enc cbc(aes) 0xxxxxxxxxxxxxxxxxxxxxx
src 2.2.2.2 dst 1.1.1.1
proto esp spi 0x44c5adda reqid 16397 mode transport
replay-window 32
auth hmac(sha1) 0xxxxxxxxxxxxxxxxxxxxxx
enc cbc(aes) 0xxxxxxxxxxxxxxxxxxxxxx
src 2.2.2.2 dst 1.1.1.1
proto (null) spi 0xd527fed2 reqid 0 mode tunnel
replay-window 0
src 1.1.1.1 dst 2.2.2.2
proto (null) spi 0x4cf1a149 reqid 0 mode tunnel
replay-window 0
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