Netgear C3700 – N600 WiFi Cable Modem Router User Manual

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Hardware Setup 
11
 N600 WiFi Cable Modem Router Model C3700
Cable the Modem Router with a Simple Network
The modem router comes configured to work as both a modem and a router. You can share 
your Internet connection without connecting the modem router to a router or gateway.
Modem router
Power On/Off
Power adapter
Coaxial cable
button
Figure 4. Modem router simple network
To cable your modem router:
1. 
Connect a coaxial cable.
Use the coaxial cable that your cable company provides to connect the cable port on the 
modem router to a cable wall outlet or a line splitter.
Note:
If Charter is your cable Internet service provider (ISP), Charter 
recommends connecting your modem router directly to a cable wall 
outlet. If you must use a splitter, use a splitter that is rated at 3.5 dBmv.
2. 
Connect the power adapter to the modem router and plug the power adapter in to an 
electrical outlet.
3. 
Press the Power On/Off button on the rear panel of the modem router.
The Power LED lights green.
You can log in to the modem router to view or change its settings.
Cable Your Modem Router to a Router or Gateway
If you want to cable the modem router to a router or gateway, then you must log in to the 
modem router and change its Router Mode setting. Changing this setting prevents certain 
network conflicts that can occur when two devices on the same network perform routing 
functions such as network address translation (NAT) and DHCP (assigning IP addresses to 
devices on the network).