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MTU size (in bytes). The normal MTU (maximum transmit unit) value for most Ethernet networks
is 1500 bytes, or 1492 bytes for PPPoE connections. Change the MTU only if you are sure that it is
necessary for your ISP connection. For more information about changing the MTU size, see
on page 45.
6.
Select an IPv6 Domain Name Server (DNS) Address radio button:
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Get Automatically from ISP. Your ISP uses DHCP to assign your DNS servers. Your ISP
automatically assigns this address.
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Use These DNS Servers. If you know that your ISP requires specific servers, select this option.
Enter the IP address of your ISP’s primary DNS server. If a secondary DNS server address is
available, enter it also.
7.
Select an IP Address Assignment radio button:
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Use DHCP Server. This method passes more information to LAN devices but some IPv6 systems
might not support the DHCPv6 client function.
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Auto Config. This is the default setting.
This setting specifies how the modem router assigns IPv6 addresses to the devices on your home
network (the LAN).
8.
(Optional) Select the Use This Interface ID check box and specify the interface ID that you want to be
used for the IPv6 address of the modem router’s LAN interface.
If you do not specify an ID here, the modem router generates one automatically from its MAC address.
9.
Click the Apply button.
Your settings are saved.
Set Up an IPv6 6to4 Tunnel Internet Connection
The remote relay modem router is the modem router to which your modem router creates a 6to4 tunnel.
Make sure that the IPv4 Internet connection is working before you apply the 6to4 tunnel settings for the IPv6
connection.
To set up an IPv6 Internet connection by using a 6to4 tunnel:
1.
Launch a web browser from a WiFi-enabled computer or mobile device that is connected to the network.
2.
Enter http://www.routerlogin.net.
A login window opens.
3.
Enter the modem router user name and password.
The user name is admin. The default password is password. The user name and password are
case-sensitive.
The BASIC Home page displays.
4.
Select ADVANCED > Advanced Setup > IPv6.
The Basic Settings page displays.
Specify Your Internet Settings
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Nighthawk AC1900 WiFi LTE Modem Router