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Netgear CG3000D

Details

     

Modem Information

DOCSIS 3.0 Single Band WiFi Modem

8x4 channel bonding with speeds of up to 150 Mbps on a wired connection

Cox recommends a DOCSIS 3.0 16x4 or higher device for optimal Internet performance.

Highest Service Level

Preferred 100

   

Front View

Front View of DPQ3925 gateway

Click to enlarge.

 

     

Back View

Back View of DPQ3925 gateway

Click to enlarge.

 

The Netgear CG3000D has the following ports available on the back of the gateway.

  • ETHERNET - Four ports connect to the Ethernet port on your computer or home network.
  • USB - Connects to selected client devices.
  • CABLE - Connects to the cable wall outlet.
  • POWER - Connects the gateway to the power adapter.
  • POWER ON / OFF - Turns the gateway on and off.
     

MAC Address

Label showing MAC address

Click to enlarge.

 

The Netgear CG3000D comes configured with wireless security. By default, the Netgear home networking gateway supports up to 802.11n wireless standards and uses WPA / WPA2 wireless security settings. The SSID and Passphrase are printed on the label on the gateway.

  • The SSID on the gateway is the same as the last 6 characters of the Wireless MAC address.
  • The Passphrase is the same as the 9-digit serial number of the home networking gateway.

Troubleshooting

Lights on the front of the modem


The lights indicate the current status of your gateway. To troubleshoot any connection problems, use the table below.

Modem Light Status Problem
Power
 

Power light

Off No power - Verify all cable connections and try resetting the modem.
Solid Green None

DS

(Downstream)
 

Downstream light

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)
 

Upstream light

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
 

Internet light

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
 

Link light

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
 

WPS light

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
 

WLAN light

Off WiFi disabled
Blinking Green Data flowing - Enable WiFi by pressing this button for three seconds.
Solid Green None - WiFi enabled

Manufacturer Resources

Netgear CG3000D Router Manual (PDF)

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