Troubleshooting
129
N600 Wireless Dual Band Gigabit ADSL2+ Modem Router DGND3700v2
If you do not receive replies:
• Che
ck that your computer has the IP address of your wireless modem router listed as the
default gateway. If the IP configuration of your computer is assigned by DHCP, this
information is not be visible in your computer’s Network Control Panel. Verify that the IP
address of the wireless modem router is listed as the default gateway.
• Check to see th
at the network address of your computer (the portion of the IP address
specified by the subnet mask) is different from the network address of the remote device.
• Check that
your cable or DSL modem is connected and functioning.
• If your ISP
assigned a host name to your computer, enter that host name as the account
name in the Internet Basic Settings screen.
• Y
our ISP could be rejecting the Ethernet MAC addresses of all but one of your computers.
Many broadband ISPs restrict access by allowing tra
ffic only from the MAC address of your
broadband modem, but some ISPs additionally restrict access to the MAC address of a
single computer connected to that modem. If this is the case, configure your wireless modem
router to “clone” or “spoof” the MAC address from the authorized computer.