HP xw3400 HP xw3400 Workstation - Service and Technical Reference Guide - Page 155

Solving network problems

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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-12 Solving Network Problems Wake-on-LAN feature is not functioning. Cause Solution Wake-on-LAN is not enabled. Enable Wake-on-LAN. NOTE: Some NICs come with their own configuration applets 1. that allow for more detailed control and configuration of wake features. Refer to the documentation included with the NIC for 2. more information. 3. Select Start > Control Panel. Double-click Network Connections. Double-click Local 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. Incorrect network driver. 1. Run Computer Setup and enable network controller. 2. Enable the network controller in the operating system via Device Manager. 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. Network controller is not set up properly. Network controller is disabled. Check cabling and network equipment for proper connection. Check for the device status within Windows, such as Device Manager for driver load and the Network Connections applet within Windows for link status. 1. Run Computer Setup and enable network controller. 2. Enable the network controller in the operating system via Device Manager. ENWW Solving network problems 145

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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
-
12
Solving 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-click
Network Connections
.
3
.
Double-click
Local 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
Solving network problems
145