Netgear CG3000Dv2 Cable Modem Router user manual
- June 7, 2024
- Cox
Table of Contents
Netgear CG3000Dv2 Cable Modem Router
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Modem Information
DOCSIS 3.0 Single Band WiFi Modem
8×4 channel bonding with speeds of up to 150 Mbps
Cox recommends a DOCSIS 3.1 modem or gateway
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Highest Service Level
Preferred 150
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Front View
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- The retail version of this device is known as the N450.
- The highest service level is based on wired connectivity speeds.
- After the device is successfully registered on the network, the POWER , DS , US , and ONLINE indicators illuminate continuously to indicate that it is online and fully operational.
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Back View
| | The Netgear CG3000Dv2 has the following ports available on the back of the WiFi modem.
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GE 1-4 (Gigabit Ethernet 1-4 also known as LAN 1-4) – Four 10/100/1000 auto-sensing RJ-45 ports. Connect devices on your LAN (Local Area Network) such as a computer, hub or switch to these ports. Only one port is active at a time.
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USB – Connects to the USB port on your computer.
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RESET – Use this button in the unlikely event that you want to restore the default factory settings. This button is recessed to prevent accidental resets of your WiFi modem. See for steps on how to reset your device to factory settings.
Check for further information:login/Reset instructions -
CABLE – Connect your coaxial cable line to this port.
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AC IN – Connect the supplied power cord to this port.
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MAC Address
| | MAC addresses are written as 12 digits containing both letters and numbers (0-9, A-F). A MAC address is unique. The first six characters of the MAC address are unique to the manufacturer of the device.
Troubleshooting
The lights indicate the current status of your gateway. To troubleshoot any connection problems, use the table below.
| Modem Light | Status | Problem |
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Power
| Off| No power – Verify all cable connections and try resetting the modem.
Solid Green| None
DS
(Downstream)
| Blinking Green| Scanning for downstream channel – Verify all cable
connections and try resetting the modem.
Solid Green| None – connection from the computer to the Internet
Solid Blue| None – operating on more than one channel (downstream bond mode)
US
(Upstream)
| Off| Upstream channel inactive – Verify all cable connections and try
resetting the modem.
Blinking Green| Scanning for upstream channel – Verify all cable connections
and try resetting the modem.
Solid Green| None – connection from the Internet to the computer established
on one channel.
Solid Blue| None – operating on more than one channel (upstream bond mode)
Internet
| Off| No connection – Verify all cable connections and try resetting the
modem.
Solid Green| None – cable WiFi modem operational
Slow Blink| None – cable WiFi modem receiving DHCP information
Fast Blink| None – cable WiFi modem downloading a configuration file
LINK 1 – 4
| Off| No Ethernet link detected
Blinking Green| None. Data is flowing.
Blinking Amber| None – data flowing
Solid Green| None – connected to 1000 Mbps
Solid Amber| None – connected at 10 or 100 Mbps
WPS
| Off| No WiFi client associated with the cable modem via WPS – Enable
WiFi.
Blinking Green| None – WPS is in discovery mode, (LED blinks for up to 2
minutes)
Solid Green| None – WPS configuration successful
WLAN
| Off| WiFi disabled
Blinking Green| Data flowing – Enable WiFi by pressing this button for three
seconds.
Solid Green| None – WiFi enabled