
Logging into Comcast Modems - Port Forwarding
Go to the login screen:

From
the welcome screen click on
FIREWALL:

Now
click on the Port Configuration:

Now
click on the ADD NEW button:

Application
name:DVR
Public: 50000 & 50000
Private 50000 & 50000
Input the IP address of the DVR

Example:

Click
on the APPLY button