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Part Number 4021203 Rev A 31
Frequently Asked Questions
Renewing the IP Address on Macintosh Systems
1 Close all open programs.
2 Open your
Preferences folder.
3 Drag the
tcp/ip preferences file to the Trash.
4 Close all open windows and empty the Trash.
5 Restart your computer.
6 As your computer starts, 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.
7 When your computer fully reboots, click the
Apple icon in the upper-left corner
of the Finder. Scroll down to
Control Panels, and then click TCP/IP.
8 Click
Edit on the Finder at the top of the screen. Scroll down to the bottom of the
menu, and then click
User Mode.
9 Click
Advanced in the User Mode window, and then click OK.
10 Click the Up/Down selector arrows located to the right of the Connect Via
section of the TCP/IP window, and then click
Using DHCP Server.
11 Click
Options in the TCP/IP window, and then click Active in the TCP/IP
Options window.
Note: In some cases, the Load only when needed option does not appear. If it
appears, select the option. A check mark appears in the option.
12 Verify that the
Use 802.3 option located in the upper-right corner of the TCP/IP
window is not selected. If there is a check mark in the option, select the option to
clear the check mark, and then click
Info in the lower-left corner.
13 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.
If
no, repeat these instructions from step 6.
14 Reboot your computer.
Q. How do I configure my PC for TCP/IP?
A. If your PC cannot access the Internet after the cable modem is online, it is possible
that your PC did has not been configured for TCP/IP. Follow the appropriate
instructions in this section for your operating system to configure your PC for
TCP/IP.