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Chapter 4 Troubleshooting the D OCSIS 3.0 W ireless Residential Gateway

Click Options in the TCP/IP window, and then click Active in the TCP/IP

Options window.

Note: Make sure that the Load only when needed option is unchecked.

Verify that the Use 802.3 option located in the upper-right corner of the TCP/IP

window is unchecked. If there is a check mark in the option, uncheck the option,

and then click Info in the lower-left corner.

Is there a Hardware Address listed in this window?



If yes, click OK. To close the TCP/IP Control Panel window, click File, and

then scroll down to click Close. You have completed this procedure.



If no, you must power off your Macintosh.

With the power off, simultaneously press and hold down the Command

(Apple), Option, P, and R keys on your keyboard. Keeping those keys pressed

down, power on your Macintosh but do not release these keys until you hear the

Apple chime at least three times, then release the keys and let the computer

restart.

When your computer fully reboots, repeat Steps 1 through 7 to verify that all

TCP/IP settings are correct. If your computer still does not have a Hardware

Address, contact your authorized Apple dealer or Apple technical support center

for further assistance.

How Do I Renew the IP Address on My PC?

If your PC cannot access the Internet after the residential gateway is online, it is

possible that your PC did not renew its IP address. Follow the appropriate

instructions in this section for your operating system to renew the IP address on

your PC.

Renew ing the IP Address on Window s 7 Sy stems

Click the Windows Start button.

Type cmd in the Search field. The cmd window appears.

Type ipconfig /renew and press Enter to renew the IP address of the computer.

Renew ing the IP Address on Window s XP Sy stems

Click Start, and then click Run. The Run window appears.

Type cmd in the Open field and click OK. A window with a command prompt

appears.

Type ipconfig /release at the C:/ prompt and press Enter. The system releases

the IP address.

Type ipconfig /renew at the C:/ prompt and press Enter. The system displays a

new IP address.

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