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NETGEAR Nighthawk CM2500, User Manual

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NETGEAR Nighthawk CM2500 User Manual Download Page 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

Summary of Contents for Nighthawk CM2500

Page 1: ...User Manual Nighthawk CM2500 Cable Modem Model CM2500 NETGEAR Inc 350 E Plumeria Drive January 2022 San Jose CA 95134 USA 202 xxxxx 01...

Page 2: ...AR trademarks are used for reference purposes only Compliance and Conformity For regulatory compliance information visit https www netgear com about regulatory See the regulatory compliance document b...

Page 3: ...logs 16 Specify the cable connection starting frequency 17 Ethernet Port Aggregation 17 Set Up Ethernet Port Aggregation 18 View the Ethernet Port Aggregation Status 18 Change the Ethernet Port Aggreg...

Page 4: ...ers 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...

Page 5: ...provides status LEDs on the front Figure 1 Front panel You can use the LEDs to verify status and connections The following table lists and describes each LED on the cable modem User Manual 5 Hardware...

Page 6: ...is locked Solid white Two or more upstream channels are locked Blinking white The cable modem is scanning for an upstream channel Off No upstream channel is locked Upstream Solid white The cable modem...

Page 7: ...e Ethernet ports If a device supports Ethernet aggregation like a NAS or managed network switch you can use the Ethernet aggregate ports to cable the device to your cable modem Use two Ethernet cables...

Page 8: ...dem Compatible operating system Windows 10 Windows 8 Windows 7 Windows Vista Windows XP Windows 2000 Mac OS Other operating systems running a TCP IP network Compatible web browser Microsoft Internet E...

Page 9: ...are replacing a modem that is currently connected in your home unplug the modem and plug the new cable modem into the same outlet 2 Connect a coaxial cable Use a coaxial cable to connect the cable po...

Page 10: ...r cable Internet provider 5 Connect a router to your cable modem a Connect the LAN port on the cable modem to the WAN or Internet port on the router b Your cable modem comes with two plugs that cover...

Page 11: ...267 6094 Spectrum Download the Xfinity app via the App Store or Google Play https xfinity com support articles activate internet gateway modem https www xfinity com support internet Xfinity Note Your...

Page 12: ...ernet speed visit the speed test website of your cable Internet provider and perform a speed test If your actual speed is lower than your subscribed speed contact your cable Internet provider User Man...

Page 13: ...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 star...

Page 14: ...Home page displays Change the admin password You can change the default password that is used to log in to the cable modem with the admin user name Note Be sure to change the password for the user nam...

Page 15: ...o the Internet To view the status of the cable modem initialization 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...

Page 16: ...e modem events To view and clear the event logs 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...

Page 17: ...se sensitive The BASIC Home page displays 4 Select Cable Connection The Cable Connection page displays the status of all downstream and upstream channels 5 In the Starting Frequency field type a numbe...

Page 18: ...uter 2 Connect the Ethernet ports on your router or computer that support Ethernet port aggregation to the LAN 1 and 2 ports on your cable modem For information about viewing your cable modem s Ethern...

Page 19: ...port if you select this mode Enable LACP IEEE 803 3ad The cable modem communicates with the router or computer that is connected to the LAN 2 port on your cable modem and checks to see if Ethernet po...

Page 20: ...y 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 However if you cha...

Page 21: ...tton 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 The de...

Page 22: ...his 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 int...

Page 23: ...Use LEDs to Troubleshoot The following table provides help when you are using the LEDs for troubleshooting User Manual 23 Troubleshooting Nighthawk CM2500 Cable Modem...

Page 24: ...hub or computer Be sure that you are using the correct cable The Ethernet LED is off for a port with an Ethernet connection Make sure that the coaxial cable connections are secure at the cable modem...

Page 25: ...ur computer s IP address is on the same subnet as the cable modem The IP address of your computer must be in the range of 192 168 100 2 to 192 168 100 254 If your cable modem does not save changes you...

Page 26: ...4 Supplemental Information This appendix covers the following topics Factory Settings Technical Specifications 26...

Page 27: ...URL Cable modem login admin User name case sensitive Printed on the product label Login password case sensitive Use default hardware address Cable modem MAC address Internet connection AutoSensing Po...

Page 28: ...40 C Operating humidity 90 maximum relative humidity noncondensing Environmental Aggregate Two aggregated 1 Gigabit RJ 45 Ethernet ports Internet Coaxial cable connector DOCSIS 3 1 backward compatible...

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