Specify Network Settings
50
WiFi Cable Modem Router Model C3000v2 and C3700v2
View or Change the WAN Settings
You can view the wide area network (WAN) settings for the Internet port. You can set up a
DMZ (demilitarized zone) server, change the maximum transmit unit (MTU) size, and enable
the modem router to respond to a ping to its WAN (Internet) port.
To view or change the WAN settings:
1.
Launch a web browser from a WiFi-enabled computer or mobile device that is
connected to the network.
2.
Type
http://routerlogin.net
or
http://192.168.0.1
.
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 > Setup > WAN Setup
.
5.
View or change the following settings:
•
Disable IPv4 Firewall Protection
. The firewall protects your network. Firewall
protection is particularly important if you use port forwarding or if you use a DMZ
server.
•
Disable Port Scan and DoS Protection
. DoS protection protects your LAN against
denial of service attacks such as Syn flood, Smurf Attack, Ping of Death, and many
others. Select this check box only in special circumstances.
•
Default DMZ Server
. This feature is sometimes helpful when you are playing online
games or videoconferencing, but it makes the firewall security less effective. See
•
Respond to Ping on Internet Port
. This feature allows your modem router to be
discovered. Use this feature only as a diagnostic tool or if there is a specific reason.