Netgear Cm400 High Speed Cable Modem Docsis 3 0 User Manual

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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 some very limited 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
•Specify the...

Manage and Monitor 
12 CM400 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 13
 CM400 High Speed Cable Modem
5. 
In the Starting Frequency  field, type a number. 
6.  Click the  Apply button.
Your change takes effect.
View Cable Modem Initialization
You can track the initialization procedure of the cable modem and get det\
ails about the  downstream and upstream cable channel. The time is displayed after the cable modem is 
initialized.
The cable modem automatically goes through the following steps in the pr\
ovisioning process: 1.  Scans and locks the...

Manage and Monitor 14
CM400 High Speed Cable Modem 
The user name is 
admin. The default password is password . The user name and 
password are case-sensitive.
The BASIC Home screen displays.
4.  Select  Cable Connection.
The Cable Connection screen displays.
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...

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 CM400 High Speed Cable Modem
The user name is 
admin. The default password is password. The user name and 
password are case-sensitive.
The BASIC Home screen displays.
4.  Select  ADV
 ANCED.
The Cable Information pane displays.
 
The Cable Information pane 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...

Manage and Monitor 16
CM400 High Speed Cable Modem 
4. 
Select  ADVANCED > Administration > Event Log. 
The Event Log screen displays.
The Event Log screen shows the following information:
• T
ime. The time the event log entry was recorded.
•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.
Change the admin Password
You can change...

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 CM400 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 provider’s network, the devices...

Manage and Monitor 18
CM400 High Speed Cable Modem 
 
5. 
In the Cable Information pane, 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\...

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 CM400 High Speed Cable Modem
3. 
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 
interface, do not close the browser, click a link, or load a new page. 
Do not turn off the cable modem.
Use the Factory Reset...

Manage and Monitor 
20 CM400 High Speed Cable Modem 
6. Click the OK button.
The configuration is reset to factory default settings. When the reset is 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, do not close the browser, click a link, or load a 
new page. Do not turn off the cable modem.