[知識文] Server's Network Card

In Linux( SuSE、RHEL)
Query the network information on server.
Can type the command : modinfo OO
The OO can be the beneath list.
qla2___→Qlogic Giga
tg3→Bcom Giga
igb→intel Giga
bnx2x→Bcom 10 Giga

[知識文] Through network to install OS Techology

You have a server and let other clients connect it to install OS.
if you put windows OS image in this server, it called WDS.
if you put linux OS image in this server, it called PXE.

方法很類似，同樣是透過網路安裝OS，名稱不太一樣。

[知識文] Linux runlevel

Launch a command console in linux OS.
key a command : init X(X is a number).
The number is according to linux system runlevel.
The runlevel list is :
0  系統關機
1  單人維護模式
2  很像level 3, 無NFS
3  純文字模式，有網路
4  系統保留
5  開啟X window
6  重開機