Set Networking Protocols - NETGEAR N450 User Manual

The modem router main menu displays.
3. In the main menu, under Advanced, select UPnP.
4. Select the Turn UPnP On check box.
By default, this check box is cleared. This prevents the modem router from allowing any
devices to automatically control the resources, such as port forwarding, of the modem
router.
5. Complete the Advertisement Period (in minutes) and Advertisement Time to Live (in
hops) fields.
The UPnP Portmap Table displays the IP address of each UPnP device that is accessing
the modem router and which internal and external ports of the modem router that device
opened. The UPnP Portmap Table also displays the protocol for the port that was opened
and if that port is still active for each IP address.
6. To save your changes, click the Apply button.
7. To disregard any unsaved changes, click the Cancel button.
8. To update the UPnP Portmap Table and to show the active ports that are currently opened
by UPnP devices, click the Refresh button to.

Set Networking Protocols

Network Time Protocol (NTP) is a networking protocol that synchronizes clocks between
computer systems over packet-switched, variable-latency data networks.
To enable NTP:

1. Type http://192.168.0.1 in the address field of your web browser.
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
Advanced Settings
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