Product Data Sheet
Page 2
CM1200 • Four (4) Gigabit Ethernet ports • DOCSIS 3.1 • Supports IPv6 • Secure connection • Easy installation Performance and Use • DOCSIS® 3.1-Up to connect your router or computer. • Ready for Fastest Speeds Available by cable service providers. Data Sheet | CM1200 Nighthawk® CM1200 Multi-Gig Speed Cable Modem World's Fastest Internet • Delivers true Multi-Gig Internet speeds with link aggregation • Up to 10X faster Internet speeds than DOCSIS® 3.0. The NETGEAR Difference - DOCSIS...
CM1200 • Four (4) Gigabit Ethernet ports • DOCSIS 3.1 • Supports IPv6 • Secure connection • Easy installation Performance and Use • DOCSIS® 3.1-Up to connect your router or computer. • Ready for Fastest Speeds Available by cable service providers. Data Sheet | CM1200 Nighthawk® CM1200 Multi-Gig Speed Cable Modem World's Fastest Internet • Delivers true Multi-Gig Internet speeds with link aggregation • Up to 10X faster Internet speeds than DOCSIS® 3.0. The NETGEAR Difference - DOCSIS...
Product Data Sheet
Page 5
... your provider. **Check the CM1200 product page for faster access and downloads Support • 90-day complimentary technical support following purchase from a NETGEAR authorized reseller. ‡10Gbps is the maximum data transfer rate in DOCSIS® 3.0 mode • Supports IPv6 • Gigabit Ethernet ports for the Link aggregation compatible router list. NETGEAR, Inc. 350 E. Visit http://community.netgear.com System Requirements • Cable Broadband Internet service • Please check your Internet speeds will be...
... your provider. **Check the CM1200 product page for faster access and downloads Support • 90-day complimentary technical support following purchase from a NETGEAR authorized reseller. ‡10Gbps is the maximum data transfer rate in DOCSIS® 3.0 mode • Supports IPv6 • Gigabit Ethernet ports for the Link aggregation compatible router list. NETGEAR, Inc. 350 E. Visit http://community.netgear.com System Requirements • Cable Broadband Internet service • Please check your Internet speeds will be...
Installation Guide - All MSOs
Page 1
....spectrum.net/ 1-(833) 267-6094 https://register.xfinity.com/ https://www.xfinity.com/support/articles/activatepurchased-modem 1-800-XFINITY (1-800-934-6489) Note: Your cable Internet provider's contact information might change. Wait for cable Internet providers that came with your Internet service. Use an Ethernet cable to connect the Ethernet port on the cable modem to stop blinking and light solid green. 3. Wait until the router is CM1200 •• Cable modem serial number •• Cable modem MAC address Your cable modem's serial number and MAC address...
....spectrum.net/ 1-(833) 267-6094 https://register.xfinity.com/ https://www.xfinity.com/support/articles/activatepurchased-modem 1-800-XFINITY (1-800-934-6489) Note: Your cable Internet provider's contact information might change. Wait for cable Internet providers that came with your Internet service. Use an Ethernet cable to connect the Ethernet port on the cable modem to stop blinking and light solid green. 3. Wait until the router is CM1200 •• Cable modem serial number •• Cable modem MAC address Your cable modem's serial number and MAC address...
Installation Guide - All MSOs
Page 2
... this NETGEAR cable modem is complete, the Power LED lights green. If you for proper grounding and in the On position. 5. You can remove the plug to the LAN port on your email address or user name and password). 2. If you use only official NETGEAR support resources. stops blinking and 6. Activate your cable Internet provider information. We recommend that this quick start guide. Collect your cable account number, account phone number, and login information (your cable network.
... this NETGEAR cable modem is complete, the Power LED lights green. If you for proper grounding and in the On position. 5. You can remove the plug to the LAN port on your email address or user name and password). 2. If you use only official NETGEAR support resources. stops blinking and 6. Activate your cable Internet provider information. We recommend that this quick start guide. Collect your cable account number, account phone number, and login information (your cable network.
User Manual
Page 1
Plumeria Drive San Jose, CA 95134, USA User Manual Nighthawk Multi-Gig Speed Cable Modem Model CM1200 December 2018 202-11964-01 NETGEAR, Inc. 350 E.
Plumeria Drive San Jose, CA 95134, USA User Manual Nighthawk Multi-Gig Speed Cable Modem Model CM1200 December 2018 202-11964-01 NETGEAR, Inc. 350 E.
User Manual
Page 3
... Internet Service 12 Perform a Speed Test 13 Connect Your Cable Modem to a Router After Installation and Activation 14 Chapter 2 Manage Your Network Log In to the Cable Modem 16 Change the admin Password 16 View Cable Modem Initialization 17 View Cable Modem Status 18 View and Clear Event Logs 18 Specify the Cable Connection Starting Frequency 19 Ethernet Port Aggregation 19 Set Up Ethernet Port Aggregation 20 View the Ethernet Port Aggregation Status 20 Change the Ethernet Port Aggregation Configuration Mode..21 Reboot the Cable Modem 21 Reset the Cable Modem to Factory Default...
... Internet Service 12 Perform a Speed Test 13 Connect Your Cable Modem to a Router After Installation and Activation 14 Chapter 2 Manage Your Network Log In to the Cable Modem 16 Change the admin Password 16 View Cable Modem Initialization 17 View Cable Modem Status 18 View and Clear Event Logs 18 Specify the Cable Connection Starting Frequency 19 Ethernet Port Aggregation 19 Set Up Ethernet Port Aggregation 20 View the Ethernet Port Aggregation Status 20 Change the Ethernet Port Aggregation Configuration Mode..21 Reboot the Cable Modem 21 Reset the Cable Modem to Factory Default...
User Manual
Page 8
...-Gig Speed Cable Modem Table 1. Two or more downstream channels are locked. • Blinking green. The LAN port is connected to the LAN port. • Blinking green or amber. No device is processing traffic. 8 User Manual LED descriptions LED Icon Power Downstream Upstream Internet LAN 1, 2, 3, and 4 Rear Panel Hardware Setup Description • Solid green. No power is online. • Blinking green. The cable modem is supplied to the LAN port at 1000 Mbps. • Amber. The cable modem is locked. • Solid green. One downstream channel is...
...-Gig Speed Cable Modem Table 1. Two or more downstream channels are locked. • Blinking green. The LAN port is connected to the LAN port. • Blinking green or amber. No device is processing traffic. 8 User Manual LED descriptions LED Icon Power Downstream Upstream Internet LAN 1, 2, 3, and 4 Rear Panel Hardware Setup Description • Solid green. No power is online. • Blinking green. The cable modem is supplied to the LAN port at 1000 Mbps. • Amber. The cable modem is locked. • Solid green. One downstream channel is...
User Manual
Page 9
After you install the cable modem and activate your Internet service, you can use the LAN 2 port to the DC power connector. Nighthawk Multi-Gig Speed Cable Modem The connections and button on page 19. • Coaxial cable port. If the Reset button is pressed for at least seven seconds, the Power LED blinks green and the cable modem returns to the cable modem. • DC power connector. For more information, see Ethernet Port Aggregation on the rear panel are shown...
After you install the cable modem and activate your Internet service, you can use the LAN 2 port to the DC power connector. Nighthawk Multi-Gig Speed Cable Modem The connections and button on page 19. • Coaxial cable port. If the Reset button is pressed for at least seven seconds, the Power LED blinks green and the cable modem returns to the cable modem. • DC power connector. For more information, see Ethernet Port Aggregation on the rear panel are shown...
User Manual
Page 11
... computer and connect a router to the cable modem. Use a coaxial cable to connect the cable port on the cable modem to 10 minutes. 5. Hardware Setup 11 User Manual Wait for the cable modem to the cable modem. When the startup is tightly connected. 3. Connect Your Cable Modem to a computer To connect your computer, router, or WiFi router. Connect your cable modem to a Computer After you install the cable modem and activate your Internet service, you are replacing a modem that the cable is complete, the Power LED lights green. Connect a computer to come online.
... computer and connect a router to the cable modem. Use a coaxial cable to connect the cable port on the cable modem to 10 minutes. 5. Hardware Setup 11 User Manual Wait for the cable modem to the cable modem. When the startup is tightly connected. 3. Connect Your Cable Modem to a computer To connect your computer, router, or WiFi router. Connect your cable modem to a Computer After you install the cable modem and activate your Internet service, you are replacing a modem that the cable is complete, the Power LED lights green. Connect a computer to come online.
User Manual
Page 12
...: • Your cable Internet provider account information • Cable modem model number, which is CM1200 • Cable modem serial number, which is on the cable modem label • Cable modem MAC address, which is on page 12. Hardware Setup 12 User Manual Nighthawk Multi-Gig Speed Cable Modem Use the Ethernet cable that supports Ethernet port aggregation. You can disconnect the computer and connect a router to a Router After Installation and Activation on the cable modem. For more information, see Activate Your Internet Service on the cable modem label Figure...
...: • Your cable Internet provider account information • Cable modem model number, which is CM1200 • Cable modem serial number, which is on the cable modem label • Cable modem MAC address, which is on page 12. Hardware Setup 12 User Manual Nighthawk Multi-Gig Speed Cable Modem Use the Ethernet cable that supports Ethernet port aggregation. You can disconnect the computer and connect a router to a Router After Installation and Activation on the cable modem. For more information, see Activate Your Internet Service on the cable modem label Figure...
User Manual
Page 14
... Setup 14 User Manual Use an Ethernet cable to connect the Ethernet port on the cable modem to the router. Connect a computer to the WAN or Internet port on the router. 4. Wait for the Internet LED to set up your router, see the documentation that came with your router. Wait until the router is ready. 5. For more information about how to stop blinking and light solid green. 2. Nighthawk Multi-Gig Speed Cable Modem Connect Your Cable Modem to a Router After Installation and Activation After you install the cable modem...
... Setup 14 User Manual Use an Ethernet cable to connect the Ethernet port on the cable modem to the router. Connect a computer to the WAN or Internet port on the router. 4. Wait for the Internet LED to set up your router, see the documentation that came with your router. Wait until the router is ready. 5. For more information about how to stop blinking and light solid green. 2. Nighthawk Multi-Gig Speed Cable Modem Connect Your Cable Modem to a Router After Installation and Activation After you install the cable modem...
User Manual
Page 16
... your cable modem. 2. Change the admin Password You can change the password for the user name admin: 1. To set the password for the user name admin to a secure password. A login window opens. 3. Manage Your Network 16 User Manual You can be up to 30 characters. Enter the admin user name and password. The BASIC Home page displays. It can connect a computer to your cable modem using the following methods: • Connect a computer to your cable modem using an Ethernet connection. • Connect a WiFi router to your cable modem using an Ethernet connection...
... your cable modem. 2. Change the admin Password You can change the password for the user name admin: 1. To set the password for the user name admin to a secure password. A login window opens. 3. Manage Your Network 16 User Manual You can be up to 30 characters. Enter the admin user name and password. The BASIC Home page displays. It can connect a computer to your cable modem using the following methods: • Connect a computer to your cable modem using an Ethernet connection. • Connect a WiFi router to your cable modem using an Ethernet connection...
User Manual
Page 17
... and then ranges the upstream channels. 2. Nighthawk Multi-Gig Speed Cable Modem 4. Select ADVANCED > Administration > Set Password. The cable modem automatically goes through the following steps in the provisioning process: 1. Obtains a WAN address for the cable modem. 3. Launch a web browser from a computer that your cable modem. 2. Enter http://192.168.100.1. The default password is connected to your Internet provider uses. The page also displays the status of channels that is password. Manage Your Network 17 User Manual
... and then ranges the upstream channels. 2. Nighthawk Multi-Gig Speed Cable Modem 4. Select ADVANCED > Administration > Set Password. The cable modem automatically goes through the following steps in the provisioning process: 1. Obtains a WAN address for the cable modem. 3. Launch a web browser from a computer that your cable modem. 2. Enter http://192.168.100.1. The default password is connected to your Internet provider uses. The page also displays the status of channels that is password. Manage Your Network 17 User Manual
User Manual
Page 18
... event logs: 1. A login window opens. 3. The default password is admin. To refresh the page, click the Refresh button. The user name is password. Launch a web browser from a computer that is connected to your cable modem. 2. Enter http://192.168.100.1. The Event Log page displays the following information: • Time. The time the event was recorded. • Priority. Manage Your Network 18 User Manual Nighthawk Multi-Gig Speed Cable Modem View Cable Modem Status To view cable modem status...
... event logs: 1. A login window opens. 3. The default password is admin. To refresh the page, click the Refresh button. The user name is password. Launch a web browser from a computer that is connected to your cable modem. 2. Enter http://192.168.100.1. The Event Log page displays the following information: • Time. The time the event was recorded. • Priority. Manage Your Network 18 User Manual Nighthawk Multi-Gig Speed Cable Modem View Cable Modem Status To view cable modem status...
User Manual
Page 19
... Apply button. If a router or computer supports Ethernet aggregation, you use the LAN 1 and 2 ports on your cable modem to as instructed by your cable Internet provider. 6. Launch a web browser from a computer that Ethernet port aggregation is also referred to improve the aggregated transfer speed. The default password is admin. Manage Your Network 19 User Manual To clear the log entries, click the Clear Log button. For most Internet connections, you must enter a starting frequency, contact your cable modem. 2. To change...
... Apply button. If a router or computer supports Ethernet aggregation, you use the LAN 1 and 2 ports on your cable modem to as instructed by your cable Internet provider. 6. Launch a web browser from a computer that Ethernet port aggregation is also referred to improve the aggregated transfer speed. The default password is admin. Manage Your Network 19 User Manual To clear the log entries, click the Clear Log button. For most Internet connections, you must enter a starting frequency, contact your cable modem. 2. To change...
User Manual
Page 20
.... 4. A login window opens. 3. Enter the admin user name and password. Configure your router or computer before connecting it to the LAN 1 and 2 ports on page 20. For information about viewing your cable modem's Ethernet port aggregation status, see the documentation that is password. For information about how to set up Ethernet port aggregation: 1. Enter http://192.168.100.1. The default password is connected to the LAN 1 and 2 port on your router or computer that supports the following : • A service...
.... 4. A login window opens. 3. Enter the admin user name and password. Configure your router or computer before connecting it to the LAN 1 and 2 ports on page 20. For information about viewing your cable modem's Ethernet port aggregation status, see the documentation that is password. For information about how to set up Ethernet port aggregation: 1. Enter http://192.168.100.1. The default password is connected to the LAN 1 and 2 port on your router or computer that supports the following : • A service...
User Manual
Page 21
... that is supported on the router or computer. Enter the admin user name and password. This mode disables the Ethernet port aggregation function on your cable modem. 2. A login window opens. 3. After the cable modem is connected to the cable modem's local area network (LAN). The user name and password are case-sensitive. The BASIC Home page displays. 4. Enter the admin user name and password. Manage Your Network 21 User Manual Nighthawk Multi-Gig Speed Cable Modem Change the Ethernet Port Aggregation Configuration Mode To change your cable modem. 2. Launch a web browser...
... that is supported on the router or computer. Enter the admin user name and password. This mode disables the Ethernet port aggregation function on your cable modem. 2. A login window opens. 3. After the cable modem is connected to the cable modem's local area network (LAN). The user name and password are case-sensitive. The BASIC Home page displays. 4. Enter the admin user name and password. Manage Your Network 21 User Manual Nighthawk Multi-Gig Speed Cable Modem Change the Ethernet Port Aggregation Configuration Mode To change your cable modem. 2. Launch a web browser...
User Manual
Page 23
... of the cable modem, locate the Reset button. 2. To reset the cable modem to factory default settings using the Factory reset software button: 1. This process takes about one minute. A login window opens. 3. When the reset is password. Do not turn off the cable modem. Launch a web browser from a computer that you configured in the cable modem. The user name is admin. For example, do not interrupt the reset. To reset the cable modem to factory default settings using the Reset button: 1. Enter the admin user name and password. Click the ADVANCED tab. Click...
... of the cable modem, locate the Reset button. 2. To reset the cable modem to factory default settings using the Factory reset software button: 1. This process takes about one minute. A login window opens. 3. When the reset is password. Do not turn off the cable modem. Launch a web browser from a computer that you configured in the cable modem. The user name is admin. For example, do not interrupt the reset. To reset the cable modem to factory default settings using the Reset button: 1. Enter the admin user name and password. Click the ADVANCED tab. Click...
User Manual
Page 26
... 3. Troubleshooting with LEDs LED Behavior Action All LEDs are off for a port with good ventilation. 5. Contact technical support. Make sure that you installed on . • Reset the configuration of minutes to the point where the cable enters your cable line. Make sure that you are using the 12 VDC, 1.5 A power adapter from NETGEAR for cable modem service. • Remove any excessive splitters that the cable modem is securely connected to its factory defaults. • If the error persists, a hardware problem...
... 3. Troubleshooting with LEDs LED Behavior Action All LEDs are off for a port with good ventilation. 5. Contact technical support. Make sure that you installed on . • Reset the configuration of minutes to the point where the cable enters your cable line. Make sure that you are using the 12 VDC, 1.5 A power adapter from NETGEAR for cable modem service. • Remove any excessive splitters that the cable modem is securely connected to its factory defaults. • If the error persists, a hardware problem...
User Manual
Page 27
... access your cable modem from a computer that is connected to your cable modem or to a router that is connected your cable modem, check the following : • When entering configuration settings, be in the range of your cable modem is registered with an Ethernet cable, check the connection. • Make sure that Java, JavaScript, or ActiveX is enabled in the web browser. If you are using Internet Explorer, click the Refresh button to make sure that the cable MAC address or device MAC address...
... access your cable modem from a computer that is connected to your cable modem or to a router that is connected your cable modem, check the following : • When entering configuration settings, be in the range of your cable modem is registered with an Ethernet cable, check the connection. • Make sure that Java, JavaScript, or ActiveX is enabled in the web browser. If you are using Internet Explorer, click the Refresh button to make sure that the cable MAC address or device MAC address...