Subject: Re: IPsec, NAT, and Firewalling
To: Dave Burgess <firstname.lastname@example.org>
From: None <email@example.com>
Date: 01/23/2001 10:23:25
> However: since gif and IPsec tunnel implement different encapsulation
> from each other, use of gif can cause interoperability problem,
> especially if the other end is non-NetBSD box. It is documented in
> gif(4) manpage, at the bottom.
To add some more: the encapsulation are NOT bit-by-bit compatible.
They are spec'ed to do different things. So if the other end is picky
about the difference between two configurations, the other end can
drop packets on the floor if you configure it with gif.