Solving network problems

Some common causes and solutions for network problems are listed in the following table. These guidelines do not discuss the process of debugging the network cabling.

Table D-12Solving Network Problems

Wake-on-LAN feature is not functioning.

Cause

Solution

 

 

Wake-on-LAN is not enabled.

NOTE: Some NICs come with their own configuration applets that allow for more detailed control and configuration of wake features. Refer to the documentation included with the NIC for more information.

Enable Wake-on-LAN.

1. Select Start > Control Panel.

2. Double-clickNetwork Connections.

3. Double-clickLocal Area Connection.

4. Click Properties.

5. Click Configure.

6. Click the Power Management tab, then select the check box to Allow this device to bring the workstation out of standby.

Network driver does not detect network controller.

Cause

Solution

 

 

Network controller is disabled.

1. Run Computer Setup and enable network controller.

 

2. Enable the network controller in the operating system via

 

Device Manager.

 

 

Incorrect network driver.

Check the network controller documentation for the correct

 

driver or obtain the latest driver from the manufacturer’s Web

 

site.

 

 

Network status link light never flashes.

NOTE: The network status light is supposed to flash when there is network activity.

Cause

Solution

 

 

No active network is detected.

Check cabling and network equipment for proper connection.

 

 

Network controller is not set up properly.

Check for the device status within Windows, such as Device

 

Manager for driver load and the Network Connections applet

 

within Windows for link status.

 

 

Network controller is disabled.

1. Run Computer Setup and enable network controller.

 

2. Enable the network controller in the operating system via

 

Device Manager.

 

 

ENWW

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HP XW3400 Solving network problems, Table D-12Solving Network Problems, Wake-on-LAN is not enabled Enable Wake-on-LAN