Technical Specification Sheet
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...; 3.1 is specifically engineered to $300 a year in fees.1 • Connect for faster Internet speed. Technical Specifications CM3000 Nighthawk® DOCSIS® 3.1 High Speed Internet Cable Modem Key Features Access the Fastest Cable Internet Speeds Upgrade to 2.5Gbps with NETGEAR's award-winning WiFi 6E or WiFi 7 router or Orbi system.‡ • Take on Future Internet...
...; 3.1 is specifically engineered to $300 a year in fees.1 • Connect for faster Internet speed. Technical Specifications CM3000 Nighthawk® DOCSIS® 3.1 High Speed Internet Cable Modem Key Features Access the Fastest Cable Internet Speeds Upgrade to 2.5Gbps with NETGEAR's award-winning WiFi 6E or WiFi 7 router or Orbi system.‡ • Take on Future Internet...
Technical Specification Sheet
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...;CM3000 is derived from DOCSIS® 3.1 and mid/high-split specifications and actual throughput will only work as a DOCSIS® 3.0 modem • Not compatible with cable bundled voice services • This cable modem does not have a builtin wireless router or telephone capability • WiFi router required for connection to WiFi devices Warranty & Support • www.netgear...
...;CM3000 is derived from DOCSIS® 3.1 and mid/high-split specifications and actual throughput will only work as a DOCSIS® 3.0 modem • Not compatible with cable bundled voice services • This cable modem does not have a builtin wireless router or telephone capability • WiFi router required for connection to WiFi devices Warranty & Support • www.netgear...
Quick Install Guide
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....com/support/internet Cable modem LEDs LED Description Power • Solid white. The cable modem is too warm and might not be compatible with the cable provider's cable modem termination system (CMTS). • Off. Any non‑NETGEAR trademarks are locked. • Blinking white. Upstream • Solid amber. Quick Start 2.5 Gbps Cable Modem Model CM3000 Package contents Cable modem Ethernet cable Power adapter BEFORE...
....com/support/internet Cable modem LEDs LED Description Power • Solid white. The cable modem is too warm and might not be compatible with the cable provider's cable modem termination system (CMTS). • Off. Any non‑NETGEAR trademarks are locked. • Blinking white. Upstream • Solid amber. Quick Start 2.5 Gbps Cable Modem Model CM3000 Package contents Cable modem Ethernet cable Power adapter BEFORE...
Quick Install Guide
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... be connected to the grounding system of the National Electrical Code, which is CM3000 • Cable modem serial number • Cable modem MAC address 7. Your ISP's contact information might take up to the cable modem and plug the power adapter into the same outlet. 2. We recommend that ... or Google Play or visit http://xfinity.com/activate and follow the prompts to CATV system Installer- NETGEAR, Inc. 350 East Plumeria Drive San Jose, CA 95134, USA NETGEAR INTERNATIONAL LTD Floor 1, Building 3 University Technology Centre Curraheen Road, Cork, T12EF21, Ireland March 2022...
... be connected to the grounding system of the National Electrical Code, which is CM3000 • Cable modem serial number • Cable modem MAC address 7. Your ISP's contact information might take up to the cable modem and plug the power adapter into the same outlet. 2. We recommend that ... or Google Play or visit http://xfinity.com/activate and follow the prompts to CATV system Installer- NETGEAR, Inc. 350 East Plumeria Drive San Jose, CA 95134, USA NETGEAR INTERNATIONAL LTD Floor 1, Building 3 University Technology Centre Curraheen Road, Cork, T12EF21, Ireland March 2022...
User Manual
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Plumeria Drive San Jose, CA 95134, USA User Manual Nighthawk® 2.5Gbps Cable Modem Model CM3000 March 2024 202-12254-02 NETGEAR, Inc. 350 E.
Plumeria Drive San Jose, CA 95134, USA User Manual Nighthawk® 2.5Gbps Cable Modem Model CM3000 March 2024 202-12254-02 NETGEAR, Inc. 350 E.
User Manual
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... only. See the regulatory compliance document before connecting the power supply. Nighthawk CM3000 2.5 Gbps Cable Modem Support Thank you for proper grounding and specifies that you use only official NETGEAR support resources. You can visit https://www.netgear.com/support/ to the point of NETGEAR, Inc. Note to CATV system installers: This reminder is provided to...
... only. See the regulatory compliance document before connecting the power supply. Nighthawk CM3000 2.5 Gbps Cable Modem Support Thank you for proper grounding and specifies that you use only official NETGEAR support resources. You can visit https://www.netgear.com/support/ to the point of NETGEAR, Inc. Note to CATV system installers: This reminder is provided to...
User Manual
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...System Requirements 8 Install and Activate Your Cable Modem 9 Connect Your Cable Modem 9 Activate Your Internet Service 11 Perform a Speed Test 12 Chapter 2 Manage Your Network Log in to the cable modem 14 Change the admin password 14 View cable modem initialization 15 View cable modem status 16 View and clear event logs... 18 View the Ethernet Port Aggregation Status 18 Change the Ethernet Port Aggregation Configuration Mode .... 19 Reboot the cable modem 19 Reset the cable modem to factory default settings 20 Use the reset button on the back panel 21 Use the factory reset software...
...System Requirements 8 Install and Activate Your Cable Modem 9 Connect Your Cable Modem 9 Activate Your Internet Service 11 Perform a Speed Test 12 Chapter 2 Manage Your Network Log in to the cable modem 14 Change the admin password 14 View cable modem initialization 15 View cable modem status 16 View and clear event logs... 18 View the Ethernet Port Aggregation Status 18 Change the Ethernet Port Aggregation Configuration Mode .... 19 Reboot the cable modem 19 Reset the cable modem to factory default settings 20 Use the reset button on the back panel 21 Use the factory reset software...
User Manual
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1 Hardware Setup This chapter covers the following topics: • Front Panel and LEDs • Rear Panel • Label • System Requirements • Install and Activate Your Cable Modem For more information about the topics covered in this manual, visit the support website at support.netgear.com. 4
1 Hardware Setup This chapter covers the following topics: • Front Panel and LEDs • Rear Panel • Label • System Requirements • Install and Activate Your Cable Modem For more information about the topics covered in this manual, visit the support website at support.netgear.com. 4
User Manual
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Figure 1. The following table lists and describes each LED on the front. Hardware Setup 5 User Manual Nighthawk CM3000 2.5 Gbps Cable Modem Front Panel and LEDs The cable modem provides status LEDs on the cable modem. Front panel You can use the LEDs to verify status and connections.
Figure 1. The following table lists and describes each LED on the front. Hardware Setup 5 User Manual Nighthawk CM3000 2.5 Gbps Cable Modem Front Panel and LEDs The cable modem provides status LEDs on the cable modem. Front panel You can use the LEDs to verify status and connections.
User Manual
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.... Two or more information about this condition, see Use LEDs to the cable modem. • Solid red. Hardware Setup 6 User Manual LED descriptions LED ...cable provider's cable modem termination system (CMTS). • Off. The cable modem is established. • Blinking blue. A 2.5 Gbps connection is online. • Blinking white. A 1 Gbps connection is locked. • Solid white. One downstream channel is established. • Solid amber. One upstream channel is supplied to Troubleshoot on page 23. • Solid amber. Nighthawk CM3000 2.5 Gbps Cable Modem...
.... Two or more information about this condition, see Use LEDs to the cable modem. • Solid red. Hardware Setup 6 User Manual LED descriptions LED ...cable provider's cable modem termination system (CMTS). • Off. The cable modem is established. • Blinking blue. A 2.5 Gbps connection is online. • Blinking white. A 1 Gbps connection is locked. • Solid white. One downstream channel is established. • Solid amber. One upstream channel is supplied to Troubleshoot on page 23. • Solid amber. Nighthawk CM3000 2.5 Gbps Cable Modem...
User Manual
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... Internet service, you can disconnect your computer and connect a router to the Ethernet port. • Aggregate Ethernet ports. Pressing the Reset button resets the cable modem. Nighthawk CM3000 2.5 Gbps Cable Modem Rear Panel The connections and button on the rear panel are shown in the following components: • Reset button. For installation and activation, connect...
... Internet service, you can disconnect your computer and connect a router to the Ethernet port. • Aggregate Ethernet ports. Pressing the Reset button resets the cable modem. Nighthawk CM3000 2.5 Gbps Cable Modem Rear Panel The connections and button on the rear panel are shown in the following components: • Reset button. For installation and activation, connect...
User Manual
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... 3. Connect the power adapter that came in the product package to a cable wall outlet. • DC power connector. Use two Ethernet cables to connect these ports to the aggregated ports on a target network device. • Coaxial cable port. Nighthawk CM3000 2.5 Gbps Cable Modem device to your cable modem: • Compatible operating system: ○ Windows 10 ○ Windows 8 ○...
... 3. Connect the power adapter that came in the product package to a cable wall outlet. • DC power connector. Use two Ethernet cables to connect these ports to the aggregated ports on a target network device. • Coaxial cable port. Nighthawk CM3000 2.5 Gbps Cable Modem device to your cable modem: • Compatible operating system: ○ Windows 10 ○ Windows 8 ○...
User Manual
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... Nighthawk CM3000 2.5 Gbps Cable Modem ○ Microsoft Internet Explorer 5.0 or later ○ Firefox 2.0 or later ○ Safari 1.4 or later ○ Google Chrome 11.0 or later • Cable broadband Internet service Install and Activate Your Cable Modem The cable modem provides a connection between your cable Internet provider's network and your cable modem: 1. Use a coaxial cable to connect the cable port on the cable modem to a cable wall...
... Nighthawk CM3000 2.5 Gbps Cable Modem ○ Microsoft Internet Explorer 5.0 or later ○ Firefox 2.0 or later ○ Safari 1.4 or later ○ Google Chrome 11.0 or later • Cable broadband Internet service Install and Activate Your Cable Modem The cable modem provides a connection between your cable Internet provider's network and your cable modem: 1. Use a coaxial cable to connect the cable port on the cable modem to a cable wall...
User Manual
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.... Hardware Setup 10 User Manual Wait for the cable modem to the cable modem and plug the power adapter into an electrical outlet. Connect the LAN port on the cable modem to 10 minutes. The cable modem might take up to the WAN or Internet port...cable modem. Connect a router to your cable modem is not connected to connect a router that the cable outlet is powered on. 4. b. You can remove the plugs to the Internet yet. a. For more information, see Ethernet Port Aggregation on the router. Connect the power adapter to come online. Nighthawk CM3000 2.5 Gbps Cable Modem...
.... Hardware Setup 10 User Manual Wait for the cable modem to the cable modem and plug the power adapter into an electrical outlet. Connect the LAN port on the cable modem to 10 minutes. The cable modem might take up to the WAN or Internet port...cable modem. Connect a router to your cable modem is not connected to connect a router that the cable outlet is powered on. 4. b. You can remove the plugs to the Internet yet. a. For more information, see Ethernet Port Aggregation on the router. Connect the power adapter to come online. Nighthawk CM3000 2.5 Gbps Cable Modem...
User Manual
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... cable modem label. See Label on page 8 • Cable modem MAC address, which is on page 8 The following information: • Your cable Internet provider account information • Cable modem model number, which is CM3000 • Cable modem serial number, which is contact information for cable ... app via the App Store or Google Play. Nighthawk CM3000 2.5 Gbps Cable Modem c. https://xfinity.com/support/articles/activate-internet-gateway-modem https://www.xfinity.com/support/internet NOTE: Your cable Internet provider's contact information might change. Reboot the computer...
... cable modem label. See Label on page 8 • Cable modem MAC address, which is on page 8 The following information: • Your cable Internet provider account information • Cable modem model number, which is CM3000 • Cable modem serial number, which is contact information for cable ... app via the App Store or Google Play. Nighthawk CM3000 2.5 Gbps Cable Modem c. https://xfinity.com/support/articles/activate-internet-gateway-modem https://www.xfinity.com/support/internet NOTE: Your cable Internet provider's contact information might change. Reboot the computer...
User Manual
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... provider's website and follow the onscreen instructions to verify that you are receiving the subscribed data rate. Nighthawk CM3000 2.5 Gbps Cable Modem To activate your cable Internet provider and perform a speed test. Perform a Speed Test To determine the accurate Internet speed, visit the speed test website of your Internet service: 1. Hardware ...
... provider's website and follow the onscreen instructions to verify that you are receiving the subscribed data rate. Nighthawk CM3000 2.5 Gbps Cable Modem To activate your cable Internet provider and perform a speed test. Perform a Speed Test To determine the accurate Internet speed, visit the speed test website of your Internet service: 1. Hardware ...
User Manual
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...chapter includes the following sections: • Log in to the cable modem • Change the admin password • View cable modem initialization • View cable modem status • View and clear event logs • Specify the cable connection starting frequency • Ethernet Port Aggregation • Set ...cable modem • Reset the cable modem to change a very limited number of settings and monitor the cable modem. However, you do not need to log in to the cable modem for normal operation. 2 Manage Your Network After you set up the cable modem, you can log in to the cable modem...
...chapter includes the following sections: • Log in to the cable modem • Change the admin password • View cable modem initialization • View cable modem status • View and clear event logs • Specify the cable connection starting frequency • Ethernet Port Aggregation • Set ...cable modem • Reset the cable modem to change a very limited number of settings and monitor the cable modem. However, you do not need to log in to the cable modem for normal operation. 2 Manage Your Network After you set up the cable modem, you can log in to the cable modem...
User Manual
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.... It must be at least 6 and up to your cable modem. Enter or http://192.168.100.1. Select ADVANCED > Administration > Set Password. Nighthawk CM3000 2.5 Gbps Cable Modem Log in to the cable modem To log in to the cable modem with the admin user name. The user name is used ...to log in to your cable modem using a WiFi or Ethernet connection. 2. Change the admin password...
.... It must be at least 6 and up to your cable modem. Enter or http://192.168.100.1. Select ADVANCED > Administration > Set Password. Nighthawk CM3000 2.5 Gbps Cable Modem Log in to the cable modem To log in to the cable modem with the admin user name. The user name is used ...to log in to your cable modem using a WiFi or Ethernet connection. 2. Change the admin password...
User Manual
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...Procedure section displays the initialization progress. Click the Apply button. View cable modem initialization You can track the initialization procedure of the cable modem initialization: 1. Launch a web browser from a computer that your cable modem. 2. Enter the admin user name and password. Type the old... view the status of the cable modem and get details about the downstream and upstream cable channel. The page also displays the status of all downstream and upstream channels. (You must scroll down to the Internet. Nighthawk CM3000 2.5 Gbps Cable Modem The Set Password page displays...
...Procedure section displays the initialization progress. Click the Apply button. View cable modem initialization You can track the initialization procedure of the cable modem initialization: 1. Launch a web browser from a computer that your cable modem. 2. Enter the admin user name and password. Type the old... view the status of the cable modem and get details about the downstream and upstream cable channel. The page also displays the status of all downstream and upstream channels. (You must scroll down to the Internet. Nighthawk CM3000 2.5 Gbps Cable Modem The Set Password page displays...
User Manual
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...and clear the event logs: 1. The ADVANCED Home page displays information about your cable modem. 2. The time the event was recorded. • Priority. Nighthawk CM3000 2.5 Gbps Cable Modem View cable modem status To view cable modem status and usage information: 1. A login window opens. 3. Enter the admin... that is printed on the product label. The default password is connected to your cable modem. A login window opens. 3. View and clear event logs Event logs capture important cable modem events. The user name and password are case-sensitive. The severity for this event...
...and clear the event logs: 1. The ADVANCED Home page displays information about your cable modem. 2. The time the event was recorded. • Priority. Nighthawk CM3000 2.5 Gbps Cable Modem View cable modem status To view cable modem status and usage information: 1. A login window opens. 3. Enter the admin... that is printed on the product label. The default password is connected to your cable modem. A login window opens. 3. View and clear event logs Event logs capture important cable modem events. The user name and password are case-sensitive. The severity for this event...