Product Data Sheet
Page 2
...122Mbps† upload • IPv6 next generation Internet addressing support • Gigabit Ethernet port with auto-sensing...CM400 Package Contents • High Speed Cable Modem-DOCSIS 3.0 (CM400) • Stand • Ethernet cable • Quick install guide • Power adapter Physical Specifications • Dimensions: 5.8 x 3.8 x 1.8 in the United States and/or other operating systems running a TCP/IP...NETGEAR, Inc. Plumeria Drive, San Jose, CA 95134-1911 USA, 1-888-NETGEAR (638-4327), E-mail: info@NETGEAR.com, www.NETGEAR.com D-CM400-1 PAGE 2 OF 2 NETGEAR, the NETGEAR...
...122Mbps† upload • IPv6 next generation Internet addressing support • Gigabit Ethernet port with auto-sensing...CM400 Package Contents • High Speed Cable Modem-DOCSIS 3.0 (CM400) • Stand • Ethernet cable • Quick install guide • Power adapter Physical Specifications • Dimensions: 5.8 x 3.8 x 1.8 in the United States and/or other operating systems running a TCP/IP...NETGEAR, Inc. Plumeria Drive, San Jose, CA 95134-1911 USA, 1-888-NETGEAR (638-4327), E-mail: info@NETGEAR.com, www.NETGEAR.com D-CM400-1 PAGE 2 OF 2 NETGEAR, the NETGEAR...
User Manual
Page 7
... modem. To attach the feet: 1. Attaching the feet Hardware and Internet Setup 7 CM400 High Speed Cable Modem Product Label The product label on the bottom of the cable modem displays the serial number and MAC address of the cable modem pointing down. 2. Snap the feet onto the cable modem. Figure...modem in the upright (vertical) position, attach the feet that come with the left side of the cable modem and login information, including the default IP address, default user name, and default password. Hold the cable modem in either a horizontal or vertical position. Figure 4.
... modem. To attach the feet: 1. Attaching the feet Hardware and Internet Setup 7 CM400 High Speed Cable Modem Product Label The product label on the bottom of the cable modem displays the serial number and MAC address of the cable modem pointing down. 2. Snap the feet onto the cable modem. Figure...modem in the upright (vertical) position, attach the feet that come with the left side of the cable modem and login information, including the default IP address, default user name, and default password. Hold the cable modem in either a horizontal or vertical position. Figure 4.
User Manual
Page 13
.... To view the status of the cable modem and get details about the downstream and upstream cable channel. CM400 High Speed Cable Modem 5. Your change takes effect. A login screen displays. 3. Obtains a WAN IP address for the cable modem. 3. View Cable Modem Initialization You can track the initialization procedure of the cable modem...
.... To view the status of the cable modem and get details about the downstream and upstream cable channel. CM400 High Speed Cable Modem 5. Your change takes effect. A login screen displays. 3. Obtains a WAN IP address for the cable modem. 3. View Cable Modem Initialization You can track the initialization procedure of the cable modem...
User Manual
Page 18
.... After you reset the cable modem to factory default settings, you must use either the Reset button on the back panel. The LAN IP address is password. On the back of the cable modem or the Factory Reset software button. Manage and Monitor 18 A confirmation message displays. ...6. Using a straightened paper clip, press and hold the Reset button until the Upstream and Downstream LEDs light amber. CM400 High Speed Cable Modem 5. Reset the Cable Modem to Factory Default Settings To reset the cable modem to factory default settings, the user name...
.... After you reset the cable modem to factory default settings, you must use either the Reset button on the back panel. The LAN IP address is password. On the back of the cable modem or the Factory Reset software button. Manage and Monitor 18 A confirmation message displays. ...6. Using a straightened paper clip, press and hold the Reset button until the Upstream and Downstream LEDs light amber. CM400 High Speed Cable Modem 5. Reset the Cable Modem to Factory Default Settings To reset the cable modem to factory default settings, the user name...
User Manual
Page 22
... Make sure that your cable Internet provider provisioned your home. Cannot Log In to the Cable Modem If you cannot access the cable modem from NETGEAR for a port with an Ethernet connection. • Make sure that the Ethernet cable connections are secure at the cable modem and at the ... using the LEDs for cable modem service. CM400 High Speed Cable Modem Use LEDs to Troubleshoot The following : • If your computer is connected to the cable modem with an Ethernet cable, check the connection. • Make sure that your computer's IP address is on the same subnet as the cable...
... Make sure that your cable Internet provider provisioned your home. Cannot Log In to the Cable Modem If you cannot access the cable modem from NETGEAR for a port with an Ethernet connection. • Make sure that the Ethernet cable connections are secure at the cable modem and at the ... using the LEDs for cable modem service. CM400 High Speed Cable Modem Use LEDs to Troubleshoot The following : • If your computer is connected to the cable modem with an Ethernet cable, check the connection. • Make sure that your computer's IP address is on the same subnet as the cable...