Cisco DPC3929CM User Manual page 49

Renew ing the IP Address on Macintosh Sy stems
1 Close all open programs.
Open your Preferences folder.
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3 Drag the tcp/ip preferences file to the Trash.
4 Close all open windows and empty the Trash.
Restart your computer.
5
As your computer starts, simultaneously press and hold down the Command
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(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, click the Apple icon in the upper-left corner
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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.
Click Advanced in the User Mode window, and then click OK.
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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.
What if I Don't Subscribe to Cable TV?
If cable TV is available in your area, data service may be made available with or
without subscribing to cable TV service. Contact your local service provider for
complete information on cable services, including high-speed Internet access.
OL-30 505 -01
Frequently Asked Questions
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