Netgear AC1600 사용자 매뉴얼

network traffic. Longer durations can compromise the freshness of the device status, but 
can significantly reduce network traffic.

Type the advertisement time to live in hops.

The time to live for the advertisement is measured in hops (steps) for each UPnP packet 
sent. The time to live hop count is the number of steps a broadcast packet is allowed to 
propagate for each UPnP advertisement before it disappears. The number of hops can 
range from 1 to 255. The default value for the advertisement time to live is 4 hops, which 
should be fine for most home networks. If you notice that some devices are not being 
updated or reached correctly, it might be necessary to increase this value.

Click the Apply button.

The UPnP Portmap Table displays the IP address of each UPnP device that is accessing 
the router and which ports (internal and external) that device has opened. The UPnP 
Portmap Table also displays what type of port is open and whether that port is still active 
for each IP address.

(Optional) To refresh the information in the UPnP Portmap Table, click the Refresh button.

You can use this feature to set up an IPv6 Internet connection type if genie does not detect it 
automatically.



Select Advanced > Advanced Setup > IPv6.

In the Internet Connection Type list, select the IPv6 connection type. 

Your Internet service provider (ISP) can provide this information.

If your ISP did not provide details, you can select IPv6 Tunnel. 

If you are not sure, select Auto Detect so that the router detects the IPv6 type that is 
in use.

If your Internet connection does not use PPPoE, DHCP, or fixed, but is IPv6, select 

Auto Config.

For more detailed information about Internet connection types, see the following sections.