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Ethernet
You cannot see the other computers on your network
•
Make sure that your Ethernet cable is plugged into the
Ethernet jack on your computer. Make sure that the
other end is plugged into a network router, switch, hub,
or other network device.
•
Make sure that all computers are plugged into a
powered electrical outlet and turned on.
•
Make sure that the router (if you are using one) is
plugged into a powered electrical outlet and turned on.
Most routers have lights that indicate they are working.
For more information, see the documentation that came
with your router.
•
If you are using a router, try rebooting it by unplugging
its power cord, waiting five seconds, then plugging it
back in.
•
Make sure that all computers on your network have the
same workgroup name.
•
Make sure that all computers are using the same Subnet
Mask.
•
If you assigned IP addresses to the computers, make
sure that all computers have different IP addresses. For
home networks, IP addresses should be 192.168.N.N
where N is a number you assign between 0 and 254.
The first N should be the same for all computers on your
network and the second N should be different for all
computers on your network.
The computer does not recognize an Ethernet expansion
card
•
Shut down and restart your computer.
•
Make sure that you have installed the required
software. For more information, see the documentation
that came with your Ethernet card.
•
Reseat the card. For more information about opening
your computer case, see
page
card, see the documentation that came with your
Ethernet card.
78
Chapter 6: Troubleshooting
"Opening the case" on
35. For more information about your Ethernet
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