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Managing Your Network
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Chapter 4
Managing Your Network
This chapter describes how to perform network management tasks such as viewing the gateway
status, running diagnostics, restoring factory default settings, and backing up your configuration
files.
Gateway Status
Under the Maintenance heading on the main menu, select Gateway Status. This Gateway Status
fields are described in the following table:
Table 4-1. Gateway Status Screen Settings
Setting
Description
Information
Standard Specification
Compliant
DOCSIS 2.0. This is the specification to which the gateway’s cable
interface is compatible.
Hardware Version
The hardware version of the gateway.
Software Version
The software version of the gateway.
Cable MAC Address
The MAC address used by the cable modem port of the gateway.
This MAC address may need to be registered with your cable
service provider.
Device MAC Address
The MAC address of the gateway. This is the equivalent of your
PC when connected to a cable modem. You can use the MAC
cloning feature to replace this MAC address with another address
when sending packets to the WAN.
Cable Modem Serial
Number
The serial number of the gateway hardware.
CM Certificate
If the cable modem certificate is Installed, it is possible for the
service provider to upgrade your Data Over Cable service
securely.
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Connection Status
Under the Maintenance heading on the main menu, select Connection. The Connection screen
appears:
This screen shows detailed information about the status of your cable service provider connection
that can be used for troubleshooting. The gateway goes through these steps to be provisioned:
1.
Acquire and lock Downstream Channel.
2.
Acquire upstream parameters and range.
3.
Lock Upstream Channel.
4.
Acquire IP Address through DHCP.
Status
System Up Time
The time since the gateway has registered with your cable service
provider.
Network Access
This field will change to Allowed when the registration with your
cable service provider is complete.
Device IP Address
The IP address of the gateway, as seen from the Internet.
Figure 4-1
Table 4-1. Gateway Status Screen Settings
(continued)
Setting
Description
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The date and time is acquired from your cable service provider as part of the registration
procedure.
Viewing and Emailing Event Logs
The gateway logs security-related events such as denied incoming service requests and hacker
probes. You can enable e-mail notification to receive these logs in an e-mail message. Log entries
are described in the following table.
To receive logs and alerts by e-mail, you must provide your e-mail information in the Email
section of the Event Logs screen. From the main menu, select Event Log. The Event Log screen
displays:
Table 4-1:
Security Log entry descriptions
Field
Description
Description
The type of event and what action was taken if any.
Count
This is a reference number for each event.
Last Occurrence
The date and time the log entry was recorded.
Target
The name or IP address of the destination device of Web site.
Source
The IP address of the initiating device for this log entry.
Figure 4-2
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To enable emailing of logs:
1.
In the
Contact Email Address
field, type the e-mail address to which the logs will be sent.
2.
In the
SMTP Server Name
field, type the outgoing SMTP mail server of your ISP (for
example, mail.myISP.com). You may be able to find this information in the configuration
menu of your e-mail program. If you leave this field blank, no alerts or logs will be sent.
3.
Select the
E-mail Alerts Enable
check box.
4.
Click
E-mail Log
to send the log immediately
5.
Click
Apply
.
.
Restoring Factory Default Configuration Settings
The configuration settings are stored in a configuration file in the gateway. You can use Erase to
restore the factory default configuration settings. The default settings are listed in
“Factory Default
Settings” in Appendix A
.
To erase the configuration settings and return them to the factory default settings:
1.
Under the Maintenance heading on the main menu, select Set Password.
2.
For
Restore Factory Defaults
, select
Yes
.
3.
Click
Apply
. The gateway reboots.
After an erase, the gateway user name is
admin
and the password is
password
. The LAN IP
address is
192.168.0.1, and the DHCP client is enabled.
Figure 4-3
Note:
To restore the factory default configuration settings without knowing the login
password or IP address, use the reset button on the rear panel of the gateway.
Use a paper clip to press the button for at least 5 seconds.
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Running Diagnostic Utilities
You can use diagnostics to test connectivity to a PC with the ping command. From the main menu,
below the Maintenance heading, select Diagnostics. The Ping screen appears:
To perform a ping test:
1.
In the
Target
field, enter the IP address of the PC that you want to ping.
2.
If you want to specify additional details, you can set the Ping Size, No. of Pings, and the Ping
Interval.
3.
Click
Start Test
to begin the test. Test results are displayed on this screen.
•
To stop a test in progress, click
Abort Test
.
•
To delete the results of a ping test from the Results display, click
Clear Results
.
•
To update the results of a ping test, click
REFRESH
.
Setup Features
Setup features include viewing the MTA status, guest network, and Wi-Fi Multimedia (WMM).
Figure 4-4
19216811.live