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 2-12Solving Network Problems

Wake-on-LAN feature is not functioning.

Cause

Solution

 

 

Wake-on-LAN is not enabled.

To enable Wake-on-LAN in Windows XP:

 

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 computer out of

 

 

standby.

 

To enable Wake-on-LAN in Windows Vista:

 

1.

Select Start > Control Panel.

 

2.

Under Network and Internet, select View network

 

 

status and tasks.

 

3.

In the Tasks list, select Manage network connections.

 

4.

Double-clickLocal Area Connection.

 

5.

Click the Properties button.

 

6.

Click the Configure button.

 

7.

Click the Power Management tab, then select the check

 

 

box to Allow this device to wake the computer.

 

 

 

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.

 

 

 

 

ENWW

Solving Network Problems 35

Page 41
Image 41
HP dc7900 manual 12Solving Network Problems, Wake-on-LAN feature is not functioning Cause Solution

dc7900 specifications

The HP dc7900 is a well-regarded desktop solution that serves as a testament to HP's commitment to performance, reliability, and user accessibility. Introduced as part of HP’s Compaq line and designed primarily for business professionals, the dc7900 combines powerful processing capabilities with a compact form factor that suits various office environments.

One of the standout features of the HP dc7900 is its robust configuration options. It typically comes equipped with Intel's Core 2 Duo or Quad processors, giving users the ability to handle demanding applications seamlessly. The inclusion of Intel's technologies, such as Intel vPro, enhances remote management and IT control, making it an ideal choice for businesses looking to streamline their operations.

The dc7900 is designed with flexibility in mind. It offers multiple form factors, including mini-tower, small form factor, and ultra-slim desktop configurations. This variety enables organizations to choose a model that best fits their workspace requirements, maximizing both efficiency and aesthetics. The small footprint models are particularly beneficial in space-constrained environments, while the mini-tower version provides expandability for future upgrades.

In terms of graphics capabilities, the HP dc7900 typically features integrated Intel graphics, with options to install discrete graphics cards for users who require enhanced visual performance. This makes the dc7900 suitable for tasks ranging from standard office applications to more graphics-intensive responsibilities.

Connectivity is another key characteristic of the HP dc7900. It is equipped with a variety of ports, including USB 2.0 and audio jacks, allowing users to connect peripherals easily. Additionally, the dc7900 supports legacy connections, making it easier for businesses with older equipment to integrate new systems without hassle.

Durability and reliability are hallmarks of the HP dc7900. Built with high-quality materials and subjected to rigorous testing, this desktop is designed to withstand the demands of a bustling office environment. Furthermore, HP's comprehensive warranty and support options assure businesses of the reliability of their investment.

The HP dc7900 is not just a powerful desktop; it’s a versatile and dependable solution for modern businesses. With its combination of performance, expandability, and solid build quality, the dc7900 remains a relevant choice for those looking to enhance their productivity and efficiency in the workplace.