At 01:17 PM 2/18/2003 -0500, smk wrote:
>Greetings All,
>
>We current user Postini mail and virus filtering for our users.
>We have seen a number of virus getting through and after looking at the
>headers, the message is not touching postini's servers.
>
>We want to only accept mail from postini's servers. We have the ip
>addresses of the primary and backup server. We have tried a few different
>configurations to only accept mail from these ip's and it failed.
>
>can somebody shed some light on this for us, how we go about in doing
>this?
Set up a router access list - or failing that, a plain old iptables / pf /
whatever rule on your MXs, accepting port 25 connections only from
Postini's IPs.
srs
