RE: VoIP over IPsec

["Ejay Hire" <ejay.hire () isdn net>]

More specifically, dynamic routing protocols like ospf and rip.

-----Original Message-----
From: Petri Helenius [mailto:pete () he iki fi]
Sent: Monday, February 17, 2003 5:21 PM
To: Iljitsch van Beijnum; Steve Feldman
Cc: nanog () nanog org
Subject: Re: VoIP over IPsec



> 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.

Pete