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Re: VoIP over IPsec
From: "Petri Helenius" <pete () he iki fi>
Date: Tue, 18 Feb 2003 01:21:08 +0200

On Mon, 17 Feb 2003, Steve Feldman wrote:

through the corporate enterprise net, Cisco routers with IPSEC/GRE tunnels
over the public Internet.

Maybe a stupid question... why would you need GRE tunneling while IPsec
has a tunnel mode of its own?

Probably because a major router vendor, despite of repeated customer requests,
declined to implement routing across such tunnel mode.


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