ZyXEL Communications P-660HN-TxA - Manual (Page 199)

Chapter 17 Universal Plug-and-Play (UPnP)
P-660HN-TxA User’s Guide
199
4
You may edit or delete the port mappings or click Add to manually add port
mappings.
Internet Connection Properties: Advanced Settings
Internet Connection Properties: Advanced Settings: Add
5
When the UPnP-enabled device is disconnected from your computer, all port
mappings will be deleted automatically.