On Friday 14 May 2004 1:15 pm, Sez wrote:
> And, with l2pt or ipsec, iptables work fine without path GRE???
IPsec does not use GRE. IPsec uses protocols 50 and 51 - ESP and AH.
IPsec works fine over NAT in Tunnel Mode (not Transport Mode without serious
fiddling with things).
GRE is protocol 47.
L2TP is a UDP-based protocol (port 1701) as far as I know.
Regards,
Antony.
--
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