background image

Gpasswd

 

–a

 

student1

 

student

student1

退

student

Gpasswd

 

–d

 

student1

 

student

student

yz

Gpasswd

 

–A

 

yz

 

student

8

groupmod

groupmod   –n   student   students         

修 改

student 组 名 为 students

9

groupdel

groupdel

 

students  

  

students

10

ifconfig

 

ifconfig

 

eth0

 

192.168.0.1 

ifconfig

 

eth0

 

down  

ifconfig

 

eth0

 

up 

ifconfig

 

eth0

 

netmask

 

255.255.255.0

ifconfig

 

eth0

 

192.168.0.1

 

netmask

 

255.255.255.0

ifconfig

 

eth0

 

-broadcast

 

192.168.0.255

ifconfig

 

eth0 

ifconfig 

11

 

route

route   add   0.0.0.0   gw   172.16.19.254——   增 加 一 个 默 认 默 认 网 关
route   del   0.0.0.0   gw   172.16.19.254—— 删 除 一 个 默 认 网 关  
  route——显示出当前路由表