[afnog] Two mail servers in the same domain

Mon Dec 15 14:04:03 UTC 2008

On Mon, Dec 15, 2008 at 02:55:50PM +0100,
 Phil Regnauld <regnauld at x0.dk> wrote 
 a message of 11 lines which said:

> 	VRRP is patented 

XOR is patented and everyone still uses it. Email is probably patented
too.

I mean, is it a serious patent or not? Reading
<https://datatracker.ietf.org/ipr/19/> is not sufficient to decide.

Variant: is CARP supported on non-Unix systems, such as Juniper?