[K12OSN] Proxy for Email and other apps not proxied by squid

[Les Mikesell]

On Wed, 2004-06-16 at 13:46, Sean Fichera wrote:
> After all that we found that if you open up the ports on the firewall
> and enter your ISP’s DNS IP in the network properties (or DHCP so the
> clients get the address) then email works just fine using outlook on a
> windows box.  No need for sendmail or any of that junk.

Note that some ISP's may not permit sending mail to other domains from
places outside their own networks.  If you want to allow this, you'll
need to set up an SMTP forwarder (sendmail, postfix, qmail, etc.) that
accepts local mail but has no local users for delivery.

---
  Les Mikesell
   les at futuresource.com