Antony Gelberg wrote:
> Tom Eastep wrote:
>> Antony Gelberg wrote:
>>> This used to work with Linux 2.4.  Can anybody assist?  I suspect it is
>>> to do with policy matching but I don't really know enough about the
>>> detail to know where to go from here.  I have put a dump at
>>> http://www.wayforth.co.uk/Members/antony/shorewall_dump/.
>> You appear to be doing IPIP encapsulation within the IPSEC SA. So you need
>> to define the IPIP tunnel as well.
>>
>> /etc/shorewall/tunnels:
>>
>> #TYPE                ZONE    GATEWAY
>> ipip         vpn     82.68.107.174
>>
> 
> Great, thank you!  Just for my knowledge, how did you know that?  We've
> been using openswan like this for years and I've never even heard of IPIP.

From the dump (from /var/log/messages):

Jan 19 15:52:24 all2all:REJECT:IN=eth0 OUT= SRC=82.68.107.174
DST=82.69.161.254 LEN=104 TOS=0x00 PREC=0x00 TTL=57 ID=18630 DF PROTO=4

Protocol 4 is IPIP.

-Tom
-- 
Tom Eastep    \ Nothing is foolproof to a sufficiently talented fool
Shoreline,     \ http://shorewall.net
Washington USA  \ [EMAIL PROTECTED]
PGP Public Key   \ https://lists.shorewall.net/teastep.pgp.key

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