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Tunnel mode
Cannot answer the other question, since I've always considered
intermediate authentication impractical.
> From: Robert Glenn <glenn@snad.ncsl.nist.gov>
> Next topic deals with the ESP Tunnel mode. On the clear IPv4 packet,
> what should the TTL be set to? My initial take was to set it to the
> value in the encrypted packet, but later decided to set it to MAXTTL
> and let the other end of the tunnel worry about the real TTL. It makes
> for some interesting observations when using traceroute. Also should
> this issue be mentioned in the spec. or is it just an implementation
> issue?
>
Try reading RFC-1853.
Bill.Simpson@um.cc.umich.edu
Key fingerprint = 2E 07 23 03 C5 62 70 D3 59 B1 4F 5E 1D C2 C1 A2