How to successfully install Atheros AR8151 network card in CentOS 5.5 system

After the installation of CentOS 5.5 system, some people appear to be unable to surf the internet phenomenon, detected by the detection is Atheros AR8151 network card can not recognize, encounter this problem do not be afraid, the following small series to give you the next CentOS 5.5 unrecognized Atheros network card solution.

Phenomenon

A while ago, install CentOS 5.5 on a computer, the installation process is very smooth, the graphics card is integrated, because it can be CentOS 5.5 recognition, so you can install GUI graphics interface, but after the installation is completed, but found that the Internet, after tracing, found that the motherboard integrated network card can not be recognized by the system. The motherboard of this computer is gigabyte GA-78LMT-S2P, the integrated NIC is Atheros AR8151 pci-e Gigabit Ethernet. Before also installed too many computers, the first time this problem, but fortunately, after efforts, there is a solution.

Solving method

First download the driver for the AR81FAMILY-LINUX-V1.0.1.14.TAR.GZ network card

Specific download directory in/2012/November/29th/centos 5.5 Unrecognized Atheros AR8151 NIC problem resolution

After downloading, unzip and put it under the/usr/local/src/nicdriver directory, and then execute the following command:

1. Cd/usr/local/src/nicdriver

2. Make

3. Make install

4. CD/LIB/MODULES/2.6.18-194.EL5PAE/KERNEL/DRIVERS/NET/ATL1E (The reason for the directory to switch to here, because of the above operation, A Atl1e.ko file is generated below this directory, which is exactly what we need.

5. Insmod Atl1e.ko (in performing this step, the message "Insmod:error inserting ' Atl1e.ko ':-1 File exists" will be displayed, and continue to execute the following command)

6. Lsmod |grep atl1e (if you perform this step, display "atl1e 744000" information indicating that the driver has been successfully installed)

7. Ifconfig-a (Confirm again, if the output of the command shows the word "eth0", that means the NIC is already normal)

The top is CentOS 5.5 system can not recognize the Atheros AR8151 network card solution introduced, if you install the CentOS system after the problem can not be online, then may be Atheros AR8151 network card can not identify the cause, You can use the methods described in this article to resolve them.