NETGEAR CG3000DCR User Manual
CG3000DCR Advanced
Cable Modem Gateway
User Manual
350 East Plumeria Drive
San Jose, CA 95134
USA
January 2013
202-11231-01
v1.0
CG3000DCR Advanced Cable Modem Gateway
Support
Thank you for selecting NETGEAR products.
After installing your device, locate the serial number on the label of your product and use it to register your product
at
https://my.netgear.com. You must register your product before you can use NETGEAR telephone support.
NETGEAR recommends registering your product through the NETGEAR website. For product updates and web
support, visit
Phone (US & Canada only): 1-888-NETGEAR.
Phone (Other Countries): Check the list of phone numbers at
http://support.netgear.com/general/contact/default.aspx.
http://support.netgear.com.
Trademarks
NETGEAR, the NETGEAR logo, and Connect with Innovation are trademarks and/or registered trademarks of
NETGEAR, Inc. and/or its subsidiaries in the United States and/or other countries. Information is subject to change
without notice. © NETGEAR, Inc. All rights reserved.
2
Contents
Chapter 1 Getting Started
Chapter 2 Cusadmin Features
Gateway Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Gateway Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Access the Gateway Menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
View the Gateway Summary Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Administration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
LAN Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Static Routing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Filtering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Switch Port Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Firewall Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Port Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Website Blocking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Set Up a DMZ Host . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Disable NAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Chapter 3 MSO Access
MSO Welcome Screen. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Initial Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Administration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
WAN IP Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
RIP Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
Chapter 4 VPN
VPN Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
VPN Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Client-to-Gateway VPN Tunnels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Gateway-to-Gateway VPN Tunnels . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Planning a VPN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Set Up a Client-to-Gateway VPN Configuration. . . . . . . . . . . . . . . . . . . . .32
Configure the VPN Client on the Remote Computer . . . . . . . . . . . . . . .32
Chapter 5 Troubleshooting
Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Use LEDs to Troubleshoot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
3
CG3000DCR Advanced Cable Modem Gateway
Access the Gateway Menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Troubleshoot the ISP Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Troubleshoot a TCP/IP Network Using a Ping Utility . . . . . . . . . . . . . . . . . 37
Test the LAN Path to Your Gateway . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Test the Path from Your Computer to a Remote Device . . . . . . . . . . . .38
Appendix A Supplementary Information
Factory Default Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Technical Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Appendix B Notification of Compliance
4
1. Getting Started
This chapter covers the following topics:
• Gateway Front Panel
• Gateway Rear Panel
• Access the Gateway Menu
• View the Gateway Summary Screen
Note: Do not mount this unit to a wall; it is not suitable for wall mounting.
For more information about the topics covered in this manual, visit the support website at
http://support.netgear.com.
Firmware updates with new features and bug fixes are made available from time to time on
downloadcenter.netgear.com. Some products can regularly check the site and download new
firmware, or you can check for and download new firmware manually. If the features or behavior
of your product do not match what is described in this guide, you might need to update your
firmware.
1
5
CG3000DCR Advanced Cable Modem Gateway
Gateway Front Panel
You can use the LEDs to verify status and connections.
Figure 1. Gateway front panel
The following table lists and describes each LED and button on the front panel of the
gateway.
Table 1. LED and front panel button descriptions
LED Description
Power
Downstream
Upstream
Internet
Ethernet)
LAN (
lid green. Power is supplied to the gateway.
•So
•Solid amber. Power has been cut off due to overheating. Make sure that the gateway
ventilation is not blocked. When the gateway cools down, power cycle the gateway.
•Blinkin
•Off. No powe
•Solid green. T
•Blin
•Off: No down
•Solid green. T
•Blin
•Off:
•So
•Blin
•Off: The
Green indicates 1,000 Mbps. Amber indicates 100/10 Mbps.
•Solid. An Ethernet device is connected and powered on.
•Blin
•Off. No Ethe
g amber. New firmware is being downloaded.
r.
he gateway is synchronized and all channels are i n use (channel
bonding).
king: The gateway is scanning for a downstream DOCSIS channel.
stream channels are locked.
he gateway is synchronized and all channels are i n use (channel
bonding).
king: The unit is scanning for an upstream channel.
No upstream channels have been established.
lid green: The gateway is online.
king: The gateway is establishing its link to the Internet.
gateway is offline.
king. Data is being transmitted or received on the Ethernet port.
rnet device is detected on the Ethernet port.
Getting Started
6
CG3000DCR Advanced Cable Modem Gateway
Power
Ethernet LAN ports
CoaxialUSB
adapter
input
cable
connector
port
Factory
Defaults
button
Gateway Rear Panel
Figure 2. Gateway rear panel
The rear panel includes the following connections, viewed from left to right:
• Fo
• US
ur Ethernet LAN ports. Use these ports to connect local computers.
B port. The USB port is a USB host and can be used for connecting a USB hard drive,
flash drive, or printer.
• F
actory Defaults button. To return the gateway to its factory settings, press and hold
this button for over 7 seconds. See Factory Default Settings on p
• Coaxial
• Power . Power ada
cable connector. Atta ch coaxial cable to the cable service provider’s connection.
pter input.
age 40.
Access the Gateway Menu
You can use your Internet browser to log in to the gateway to view or change its settings. To
log in to the gateway you must use a computer configured for DHCP (most computers are).
To log in to the gateway:
1. On a compu
http://10.1.10.1 in the address field of your Internet browser.
A login window opens.
ter that is connected to the gateway with an Ethernet cable, type
Getting Started
7
CG3000DCR Advanced Cable Modem Gateway
The gateway has two user names with passwords, which are case-sensitive:
o access Initial Setup and Feature Settings, log in with the user name MSO and its
• T
default password of D0nt4g3tme (the password uses a zero, not the letter O).
• T
o access only the Feature Settings, log in with the user name cusadmin and its
default password of highspeed.
NETGEAR recommends that you change these to more secu
Administration on p
2. Enter
a user name and password.
age 11.
The cusadmin user Welcome screen displays.
re passwords. See
Note: If you changed the password and cannot locate it, you can use the
Factory Defaults button. See Factory Default Settings on page 40.
Getting Started
8
CG3000DCR Advanced Cable Modem Gateway
View the Gateway Summary Screen
You can use the Gateway Summary screen to see if the gateway initialization is complete
and to check its overall status.
To view the Gateway Summary screen:
From the Main menu, click the Cable Modem ta
b.
The Gateway Summary screen displays.
Four tabs are available: Gateway Status, Network, Wireless Security, and Cable Modem.
Getting Started
9
2. Cusadmin Features
This chapter describes how to use feature settings when logged in with the cusadmin user
name. For information about the Gateway Summary screen, see
Screen on page 9.
This chapter includes:
• Administration
• LAN Setup
• Firewall Settings
For information about configuring VPNs, see Chapter 4, VPN.
Viewing the Gateway Summary
2
10
CG3000DCR Advanced Cable Modem Gateway
Administration
You can use the Administration features to set up passwords and to run diagnostics.
To view administration:
From the Main menu, select Admin
istration.
The cusadmin user name default password is highspeed. You should change this to a more
secure password. You can also specify the password idle time, which is the number of
minutes the gateway waits to log out a cusadmin user if there is no user activity.
Note: If you want to run the ping diagnostic, click th e Diagnostic Tools tab.
Y ou can also run ping from Windows. See
T roubleshooting a TCP/IP
Network Using a Ping Utility on page 32.
Cusadmin Features
11
CG3000DCR Advanced Cable Modem Gateway
LAN Setup
You can use the LAN screen to configure IP setup, static routing, filtering, and wwitch
controls.
To display LAN IP setup:
From the Main menu, select LAN.
You can use this screen to specify the IP information, set up DHCP, or assign DNS manually.
Cusadmin Features
12
CG3000DCR Advanced Cable Modem Gateway
Static Routing
Static routes provide more routing information to your gateway. Typically, you do not need to
add static routes. You have to configure static routes only for unusual cases such as multiple
gateways or multiple IP subnets on your network.
To create a static route:
rom the Main menu, select LAN and click the Static Routing tab.
1. F
2. Define each static route, select its Active check box.
3. Click apply.
Cusadmin Features
13
CG3000DCR Advanced Cable Modem Gateway
Filtering
By default, the gateway allows any connected computer to access the Internet. The Filtering
screen lets you block specific computers, based on their MAC address, from access to the
Internet on selected days and times.
To use filtering:
1. From the Ma
in menu, select LAN and click the Filtering tab.
2. On the Filtering tab, select the Enable Access Filter check box.
3. Enter th
4. Click ap
e MAC address for each computer that will be allowed to access the Internet.
ply so that your changes take effect.
Cusadmin Features
14
Loading...