Ubuntu Documentation > Ubuntu 9.10 > Internet and Networks > Troubleshooting

Chapter 5. Troubleshooting

Table of Contents

Wired troubleshooting
Get information about the current connection
Check if a connection is working properly
Wireless troubleshooting
Check that the device is on
Check for device recognition
Using Windows Wireless Drivers
Check for a connection to the router
Check IP assignment
Check DNS
IPv6 Not Supported
Mobile broadband troubleshooting

Since the introduction of NetworkManager, connections can be enabled and disabled from the NetworkManager icon in the System Notification Area.

[Important]

Before attempting any troubleshooting, ensure that the connection is enabled:

  1. Right click the NetworkManager icon in the notification area.

  2. Check Enable Networking.

  3. Check Enable Wireless.
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Chapter 4. Information  Home  Wired troubleshooting