Service Type
Specify the service type e.g. HTTP, FTP etc.
External Port
Specify the external/public port to access the computer on your local network.
Client
Select whether to manually assign Internal (Private) IP & Port.
Internal IP
Enter the IP address of the computer on your local network.
Internal Port
Specify the internal/private port you wish to use on the computer in your local network.
Protocol
Select the connection protocol: TCP, UDP or All.
http://support.verizon.com/router
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