Verizon 4G LTE User Manual page 89

The time to live for the advertisement is measured in hops (steps) for each UPnP packet
sent. Hops are the steps a packet takes between routers, ranging from 1 to 255, with a
default value of four hops. If you notice that some computers, smartphones, tablets or
consoles are not being updated or reached correctly, it might be necessary to increase
this value.
6. Click Apply.
The UPnP Portmap table shows the IP address of each UPnP device that is accessing
the router and which ports (internal and external) it has opened. The UPnP Portmap table
also shows what kind of port is open and whether that port is still active for each IP
address.
7. (Optional) To refresh the information in the UPnP Portmap table, click Refresh.
Verizon 4G LTE Broadband Router
Advanced Router Settings
88