Related Manuals for NETGEAR Nighthawk CM1200
Summary of Contents for NETGEAR Nighthawk CM1200
- Page 1 User Manual Nighthawk Multi-Gig Speed Cable Modem Model CM1200 NETGEAR, Inc. December 2018 350 E. Plumeria Drive 202-11964-01 San Jose, CA 95134, USA...
- Page 2 NETGEAR support resources. Contact your Internet service provider for technical support. Trademarks ©NETGEAR, Inc. NETGEAR and the NETGEAR Logo are trademarks of NETGEAR, Inc. Any non-NETGEAR trademarks are used for reference purposes only. Compliance and Conformity For regulatory compliance information, visit https://www.netgear.com/about/regulatory/.
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Page 3: Table Of Contents
Contents Chapter 1 Hardware Setup Unpack Your Cable Modem..............6 Front Panel and LEDs................7 Rear Panel....................8 Label.....................10 System Requirements................10 Install and Activate Your Cable Modem..........11 Connect Your Cable Modem to a Computer......11 Activate Your 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... - Page 4 Nighthawk Multi-Gig Speed Cable Modem Technical Specifications..............29...
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Page 5: Chapter 1 Hardware Setup
• Unpack Your Cable Modem • 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. -
Page 6: Unpack Your Cable Modem
Nighthawk Multi-Gig Speed Cable Modem Unpack Your Cable Modem Your package contains the following items. Figure 1. Package contents 1. High Speed Cable Modem 2. Ethernet cable 3. Power adapter Hardware Setup User Manual... -
Page 7: Front Panel And Leds
Nighthawk Multi-Gig Speed Cable Modem Front Panel and LEDs The cable modem provides status LEDs on the front. Figure 2. Front panel You can use the LEDs to verify status and connections. The following table lists and describes each LED on the cable modem. Hardware Setup User Manual... -
Page 8: Rear Panel
Nighthawk Multi-Gig Speed Cable Modem Table 1. LED descriptions Icon Description Power • Solid green. Power is supplied to the cable modem. • Off. No power is supplied to the cable modem. • Solid red. The cable modem is too warm and might overheat. For more information about this condition, see Use LEDs to Troubleshoot on page 25. - Page 9 Nighthawk Multi-Gig Speed Cable Modem The connections and button on the rear panel are shown in the following figure. Figure 3. Rear panel Viewed from top to bottom, the back panel contains the following components: • Reset button. Pressing the Reset button resets the cable modem. If the Reset button is pressed for at least seven seconds, the Power LED blinks green and the cable modem returns to its factory settings.
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Page 10: Label
Nighthawk Multi-Gig Speed Cable Modem Label The cable modem label shows the login information, MAC address, and serial number. Figure 4. Cable modem label System Requirements You need the following to install your cable modem: • Compatible operating system: Windows 10 Windows 8 Windows 7 Windows Vista... -
Page 11: Install And Activate Your Cable Modem
Nighthawk Multi-Gig Speed Cable Modem Install and Activate Your Cable Modem The cable modem provides a connection between your cable Internet provider’s network and 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 can disconnect the computer and connect a router to the cable modem. -
Page 12: Activate Your Internet Service
Nighthawk Multi-Gig Speed Cable Modem Use the Ethernet cable that is provided in the package to connect a computer to the Ethernet port on the cable modem. Note: Your cable modem comes with a plug that covers the LAN 2, 3, and 4 ports. You can remove the plug to connect a router that supports Ethernet port aggregation. -
Page 13: Perform A Speed Test
Nighthawk Multi-Gig Speed Cable Modem Table 2. Cable Internet provider contact information Cable Contact Information Internet Provider CableOne http://www.cableone.net/ 1-877-MY-CABLE (1-877-692-2253) https://cox.com/activate 1-800-234-3993 Mediacom https://maestro.mediacomcc.com/walledgarden/page/login.jsp 1-855-Mediacom (1-855-633-4226) Optimum https://install.optimum.com/JointInstall/ 1-877-810-6750 Spectrum https://activate.spectrum.net/ 1-833-267-6094 Xfinity https://xfinity.com/activate https://www.xfinity.com/support/internet/activate-purchased-modem/ 1-800-XFINITY (1-800-934-6489) Note: Your cable Internet provider’s contact information might change. You can find the contact information in your monthly Internet service billing statement. -
Page 14: Connect Your Cable Modem To A Router After Installation And Activation
Nighthawk Multi-Gig Speed Cable Modem Connect Your Cable Modem to a Router After Installation and Activation After you install the cable modem and activate your Internet service, you can disconnect the computer and connect a router to the cable modem. Figure 7. -
Page 15: Chapter 2 Manage Your Network
Manage Your Network After you set up the cable modem, you do not need to log in to the cable modem for normal operation. However, you can log in to the cable modem to change a very limited number of settings and monitor the cable modem. This chapter includes the following sections: •... -
Page 16: Log In To The Cable Modem
Nighthawk Multi-Gig Speed Cable Modem Log In to the Cable Modem To log in to the cable modem: 1. Connect a computer to your cable modem. You can connect a computer to your cable modem using the following methods: • Connect a computer to your cable modem using an Ethernet connection. •... -
Page 17: View Cable Modem Initialization
Nighthawk Multi-Gig Speed Cable Modem 4. Select ADVANCED > Administration > Set Password. The Set Password page displays. 5. Type the old password, and type the new password twice. 6. Click the Apply button. Your settings are saved. View Cable Modem Initialization You can track the initialization procedure of the cable modem and get details about the downstream and upstream cable channel. -
Page 18: View Cable Modem Status
Nighthawk Multi-Gig Speed Cable Modem View Cable Modem Status To view cable modem status and usage information: 1. Launch a web browser from a computer that is connected to your cable modem. 2. Enter http://192.168.100.1. A login window opens. 3. Enter the admin user name and password. The user name is admin. -
Page 19: Specify The Cable Connection Starting Frequency
Nighthawk Multi-Gig Speed Cable Modem 6. To clear the log entries, click the Clear Log button. Specify the Cable Connection Starting Frequency The starting frequency is automatically generated. For most Internet connections, you do not need to specify this information. If you must enter a starting frequency, contact your Internet provider. -
Page 20: Set Up Ethernet Port Aggregation
Nighthawk Multi-Gig Speed Cable Modem To set up Ethernet port aggregation with your cable modem, you need the following: • A service provider that offers an Internet speed that's over 1 Gbps. • A router or computer that supports the following: 802.3ad LACP Ethernet port aggregation on its WAN ports Warning:... -
Page 21: Change The Ethernet Port Aggregation Configuration Mode
Nighthawk Multi-Gig Speed Cable Modem Change the Ethernet Port Aggregation Configuration Mode To change your cable modem's Ethernet port aggregation configuration mode: 1. Launch a web browser from a computer that is connected to your cable modem. 2. Enter http://192.168.100.1. A login window opens. -
Page 22: Reset The Cable Modem To Factory Default Settings
Nighthawk Multi-Gig Speed Cable Modem The BASIC Home page displays. 4. Click the ADVANCED tab. The ADVANCED Home page displays. 5. Click the Reboot button. A confirmation message displays. 6. Click the OK button. The cable modem reboots. Reset the Cable Modem to Factory Default Settings To reset the cable modem to factory default settings, you can use either the Reset button on the back panel of the cable modem or the Factory reset software button. -
Page 23: Use The Reset Button On The Back Panel
Nighthawk Multi-Gig Speed Cable Modem Use the Reset Button on the Back Panel Caution: This process erases all settings that you configured in the cable modem. To reset the cable modem to factory default settings using the Reset button: 1. On the back of the cable modem, locate the Reset button. 2. -
Page 24: Chapter 3 Troubleshooting
Troubleshooting This chapter provides information about troubleshooting your cable modem. The chapter includes the following sections: • Use LEDs to Troubleshoot • Cannot Log In to the Cable Modem • Troubleshoot the Cable Internet Connection... -
Page 25: Use Leds To Troubleshoot
Nighthawk Multi-Gig Speed Cable Modem Use LEDs to Troubleshoot The following table provides help when you are using the LEDs for troubleshooting. Troubleshooting User Manual... - Page 26 • Check that you are using the 12 VDC, 1.5 A power adapter from NETGEAR for this product. • If the error persists, a hardware problem occurred. Contact technical support.
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Page 27: Cannot Log In To The Cable Modem
Nighthawk Multi-Gig Speed Cable Modem Cannot Log In to the Cable Modem If you cannot 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: •... -
Page 28: Chapter 4 Supplemental Information
Supplemental Information This appendix covers the following topics: • Factory Settings • Technical Specifications... -
Page 29: Factory Settings
Nighthawk Multi-Gig Speed Cable Modem Factory Settings The following table shows the factory default settings for the cable modem. Table 4. Factory default settings Feature Default Setting Cable modem login User login URL http://192.168.100.1 User name (case-sensitive) admin Login password (case-sensitive) password Internet connection Cable modem MAC address... - Page 30 Nighthawk Multi-Gig Speed Cable Modem Table 5. Technical specifications Feature Specification Power adapter • Input: 110–120V, 47–60 Hz • Output: 12 VDC, 1.5 A Physical specifications • Dimensions: 6.1 x 3.4 x 10.3 in. (155 x 87 x 261 mm) •...