[ale] Comcast: can get out but not in

Jim Popovitch jimpop at yahoo.com
Sun Sep 17 19:31:09 EDT 2006


On Sun, 2006-09-17 at 15:41 -0700, Steven A. DuChene wrote:
> I am remotely located from my place in Atl but I still have a server or two
> turned on there and connecting via Comcast. Over the past couple of days
> I have not been able to get into those servers. I had a non-technical friend
> go over and look at them while I guided her over the phone. Turns out she
> can get out (nslookup works fine) but I am not able to get in either on port
> 80 (apache) or port 22 (ssh). I also had her try starting an sshd process on
> a high port but that had no effect either. I have tried this with my firewall
> rules enabled and disabled but still no luck. This is a firewall server running
> SuSE that is directly connected to the network port on the cable modem.
> 
> Does anyone else have any weirdness going on with comcast inbound connections?

Is there anything between your cable modem and your linux server?
Firewall?  Router? 

Are you sure you are using the right IP address when you try your
external ssh session?  Did your CM IP change?

Comcast does not block any inbound ports for my IP.

-Jim P.






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