Compaq laptop ethernet broadband “Limited Or No Connectivity” fixed

Problem: laptop ethernet connection to broadband via router didn’t work, but connection via WiFi (to another router) did work.   The “didn’t work” behaviour expressed itself in the form of:

  • Took ages “acquiring network address” (ultimately failed)
  • Error message: “Limited Or No Connectivity”.
  • Attempted use, e.g. web browser access to Google, failed.

The solution, from

  • ” 3) Check your network card to make sure its configured correctly and working properly. Many times setting the network card to 10Mbps/Full Duplex will solve this issue. To do this, open Control Panel, System, Device Manager. Go to the properties of the Network card, click on the Advanced tab and find the Link Speed and Duplex section. Change it from Auto Detect to 10Mbps/Full Duplex.”

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