Subject: Re: New gre interface
To: None <firstname.lastname@example.org>
From: Matthias Scheler <email@example.com>
Date: 09/14/1998 07:38:03
In article <firstname.lastname@example.org>,
"Heiko W.Rupp" <email@example.com> writes:
> Traceroute does not work yet over the tunnel :(
This is AFAIK not a bug in your GRE code. Routing packes through the
tunnel will requires less hops. So if the remote host doesn't use a tunnel
route back it ICMP replies will have a too low TTL to reach your system.
You can watch the same phenomenon with Linux's IPIP tunnel.
Matthias Scheler http://home.owl.de/~tron/