No internet when Ethernet is plugged in.

can you post the service tag number - should be on the PC on a label

and then can you post a device manager screen shot and alsp an ipconfig /all

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Device Manager

Please Post back the results in device manager as requested below

You will now need to take a screen shot and copy that back to the working PC.
Save the file to a USB flash drive or other removable media. Plug it into the working computer with internet access and copy the screen shot and attach the screen shot in a reply on the forum here.
If you do not have another PC - do you have a phone connected to the internet - can you photograph the result and post the image in a reply

how to access device manager for different windows versions
http://www.computerhope.com/issues/ch000833.htm

Hold the Windows key and press Pause key, should open to allow device manager to be seen, see the menu on the left hand side

on a laptop you may need to use Hold the Windows key and press FN key + the pause key

If the above does not work then

Start > control Panel {Vista set to classic view}> system > {Vista, device manager on left hand side} {XP hardware Tab, device manager button} >
start > control panel> System and Security> Device Manager
[/indent]
Once you are in device manager then navigate to:

network adaptors, click on the + > post back the devices that are listed under network adapters
are there any yellow ! ? or a X

post a screen shot of the device manager - network adapters

To post a screen shot of the active window.
For Windows XP

Hold the Alt key and press the PrtScn key. Open the Windows PAINT application (Start> All Programs> Accessories> Paint) and Paste the screen shot. You can then use PAINT to trim to suit, and save it as a JPG format file.

To upload the screen shot to the forum, open the full reply window ("Go Advanced" button) and use the Manage Attachments button to upload it here.
Full details are available here http://library.techguy.org/wiki/TSG_...g_a_Screenshot

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ipconfig /all

If you cannot access the internet with this PC, then you will need to paste the results into something like notepad and then copy onto a machine that can access the internet and post the results in a reply here.
Save the file to a USB flash drive or other removable media. Plug it into the working computer with internet access and copy the file and paste here.

If you do not have another PC - do you have a phone connected to the internet - can you photograph the result and post the image in a reply
Note: you will see entries named Tunnel adapter Teredo Tunneling Pseudo-Interface: we dont need to see that information - JUST the infomation above those entries

We would like to see the results from an ipconfig /all - post back the results in a reply here.

For Windows 8

To open a Cmd Prompt or an Administrator Cmd prompt from the Desktop. Use Win + X and choose Command Prompt or Command Prompt (Admin) from the list.

For windows version, XP, Vista, W7

Hold the Windows key and press R

Now type CMD

Now press Enter to open a command prompt box (A new dialogue box - black with white font, will appear on screen ):

In the command prompt window that opens, type the following command:

Note that there is a space before the /ALL, but there is NOT a space after the / in the following command.

ipconfig /all > network.txt & network.txt

It will export the results into notepad and then automatically open the notepad and display on your screen.

Now all you need to do is copy and paste those results into a reply here
to do that:
From the notepad menu - choose Edit - Select all
all the text will now be highlighted
Next
From the notepad menu - choose Edit - Copy

Now go back to the forum - goto the reply and then right click in the reply box and paste the results.
The results from the notepad should now appear in the forum reply.
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