Netgear Cm500 High Speed Cable Modem Docsis 3 0 User Manual

Hardware and Internet Setup 11
 CM500 High Speed Cable Modem
Before you call Comcast Xfinity, make sure that your account number, account phone 
number, email address, and password are nearby. The cable modem’s model number is 
CM500. The serial number and MAC address are on the product label.
MAC address
Serial number
Figure 6. Find the serial number and the MAC address on the product labe\
l

To set up your Internet connection by calling Comcast Xfinity:
1.  Call Comcast Xfinity customer service at...

Router 
Cable modem
Coaxial cable to Ethernet cable
Power adapter
Computer connected
   to the router over
   WiFi or Ethernet
   cable outlet
Hardware and Internet Setup  12
CM500 High Speed Cable Modem 
Figure 7. Connect the cable modem to a router

To connect your cable modem to a router after installation and activation\
:
1.  Reboot the cable modem by unplugging the power cable from the cable mode\
m and 
plugging it back in.
Note: Do not disconnect the cable modem from the cable outlet.
When the...

13
2
2.   Manage and Monitor
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. In the unlikely situation that you experience problems 
with the cable connection and cannot get an Internet connection, technical support might ask 
you to log in to the router.
This chapter contains the following sections:
•Log In to the Cable Modem
•View...

Manage and Monitor 
14 CM500 High Speed Cable Modem 
Log In to the Cable Modem
After you set up the cable modem, you do not need to log in to the cable modem for normal 
operation.
To log in to the cable modem, you must use a web browser such as Microsoft Internet 
Explorer 5.0 or later, Firefox Mozilla 2.0 or later, Safari 1.4 or later, or Google Chrome 11.0 or 
later.
To log in to the cable modem:
1. Launch a web browser from a computer that is attached over an Ethernet cable to the 
cable modem or...

Manage and Monitor 15
 CM500 High Speed Cable Modem
4. 
Select  Cable Connection.
The Startup Procedure section displays the initialization progress.
The Downstream Bonded Channels section displays the status of each chann\
el.
5.  T
o see the Upstream Bonded Channels section and system time, scroll down.\
View Cable Modem Status
You can view some basic information about the cable modem.
To view cable modem status:
1.  Launch a web browser from a computer that is attached over an Ethernet c\
able to...

Manage and Monitor 16
CM500 High Speed Cable Modem 
 
The Cable Information screen displays the following:
• Hardware V
 ersion. The version of the cable modem model.
• Firmware Version. 
The version of the cable modem firmware.
• Cable Modem Serial Number . 
 The serial number of the cable modem.
• CM Certificate. 
 The status of the cable modem certificate. If Not installed displays as \
the status, contact your cable Internet provider.
• CM MAC. 
 The MAC address of the cable modem.
For information...

Manage and Monitor 17
 CM500 High Speed Cable Modem
The Event Log screen shows the following information:
• T
ime. The time the event log entry was recorded.
The correct time displays only after the cable modem successfully connec\
ts to the cable Internet provider
 ’s network.
• Priority . 
 The severity for the event log entry.
• Description. 
 A description of the event log entry.
5.  T
o refresh the log screen, click the Refresh  button.
6.  T
o clear the log entries, click the  Clear Log button....

Manage and Monitor 18
CM500 High Speed Cable Modem 
5. 
Type the old password.
6.  T
ype the new password in the  Set Password field.
7.  T
ype the new password in the  Repeat New Password field.
8.  Click the  Apply button.
Your change takes effect.
Reboot the Cable Modem
Rebooting the cable modem disconnects all computers from the cable modem\
’s local area 
network (LAN). After the cable modem is finished booting and reestablishes a connection\
 
with the cable Internet provider’s network, the devices...

Manage and Monitor 19
 CM500 High Speed Cable Modem
 
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. However, if you 
changed the default password to access the cable modem and lost the pass\
word, you must 
use the Reset...

Reset button
Manage and Monitor 20
CM500 High Speed Cable Modem 
3. 
Using a straightened paper clip, press and hold the  Reset button for about seven seconds 
until all LEDs blink.
4.  Release the Reset  button.
The configuration is reset to factory default settings. When the reset i\
s complete, the  cable modem reboots. 
 This process takes about one minute.
WARNING:
To avoid the risk of corrupting the firmware, do not interrupt the 
reset. For example, if you are connected to the web management...