e-mail problem

Craig White plug-discuss@lists.plug.phoenix.az.us
29 Nov 2002 12:51:27 -0700


On Fri, 2002-11-29 at 12:37, Thomas Tate wrote:
> 
> On Fri, 29 Nov 2002 12:28PM -0700, Craig White wrote:
> >
> > Note that Cox blocks all port 25/80 packets towards their
> > residential/DHCP clients so it will make it more difficult to run your
> > own web or mail server.
> >
> > Craig
> 
> This is not entirely accurate -- I've been running an e-mail server on 
> Cox since I got the connection, and have never had port 25 blocked 
> (though port 80 _is_ -- hence why my URL is what it is). I have reason 
> to believe that the ports that Cox block vary between regions of the 
> valley, since I have several friends that either have port 25 blocked, 
> or 80, or even both.
> 
----
OK - I defer to your analysis.

I know that in Las Vegas, Cox mandates that DHCP clients (business or
residential) cannot use port 25 (inbound or outbound - hence any mail
server other than the one that they provide) or port 80 - but fixed ip
address users can.

Craig