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200
If Something Goes Wrong
Resolving a hardware conflict
3
4
5
6
❖
Use IPCONFIG to verify that the computer has a useful IP
address—one other than the private address of
169.254.xxx.xxx assigned by Windows
❖
❖
❖
❖
❖
Connect your computer directly to your router or broadband
modem, by plugging a standard CAT5 Ethernet patch cable
(sold separately) into your computer's RJ45 Ethernet port. If
your connection problem disappears, the problem lies in the
Wi-Fi
❖
Use the PING command to verify a connection to the gateway
at 192.168.1.1 (a default gateway for most wireless routers).
❖
❖
❖
❖
❖
If you have enabled any security provisions (closed system,
MAC address filtering, Wired Equivalent Privacy [WEP], etc.),
check the access point vendor's Web site for recent firmware
upgrades. Problems with WEP keys, in particular, are
frequently addressed in new firmware releases.
Right-click the name of your wireless network connection,
then click Properties.
Select Internet Protocol (TCP/IP), then click Properties.
Select Obtain an IP address automatically.
Click OK, then click Close.
Click Start, then click Run...
Enter
Cmd
and press
Enter
IPCONFIG /ALL
The IP address for each active network adapter will be
displayed.
®
part of your network.
Click Start, then click Run...
Enter
Cmd
and press
Enter
PING 192.168.1.1
Enter
.
If "Request Timed Out" or another error message appears
in response, then the problem is probably Wi-Fi
®
.
Enter
.
and press
.
Enter
Enter
.
at the command prompt, and press
®
-related.
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