•Secured. In secured mode, which is the default mode, the modem router inspects both TCP and
•Open. In open mode, the modem router inspects UDP packets only.
10. Click the Apply button.
Your settings are saved.
Set Up an IPv6 Fixed Connection
A fixed IPv6 connection is based on a static or fixed IPv6 address that your IPv6 ISP gave you.
Follow the directions that your IPv6 ISP gave you.Note
To set up a fixed IPv6 Internet connection:
1. Launch a web browser from a computer or WiFi 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
The BASIC Home page displays.
4. Select ADVANCED > Advanced Setup > IPv6.
The IPv6 page displays.
5. From the Internet Connection Type menu, select Fixed.
The page adjusts.
6. Configure the fixed IPv6 addresses for the WAN connection:
•IPv6 Address/Prefix Length.The IPv6 address and prefix length of the modem router WAN interface
that your ISP provided to you.
•Default IPv6 Gateway. The IPv6 address of the default IPv6 gateway for the modem router’s WAN
interface that your ISP provided to you.
•Primary DNS. The primary DNS server that resolves IPv6 domain name records for the modem
router that your ISP provided to you.
•Secondary DNS. The secondary DNS server that resolves IPv6 domain name records for the
modem router that your ISP provided to you.
If you do not specify the DNS servers, the modem router uses the DNS servers that
are configured for the IPv4 Internet connection on the Internet Setup page (see
Manually Set Up an ADSL Internet Connection on page 36, Manually Set Up a VDSL
Internet Connection on page 43, or Manually Set Up a Cable or Fiber Internet
Connection on page 48).
Manage the Internet Settings Manually
Nighthawk AC1900 WiFi VDSL/ADSL Modem Router Model D7000v2