centos 6.3命令行网络设置

centos 6版本操作系统默认是没有设置网络配置,需要在启动后自行配置网络:

动态地址模式(DHCP)

  1.检查网络ip a

      ip a

       

 2.修改/etc/sysconfig/networking-scripts下的ifcfg-eth0

     

DEVICE="eth0"
HWADDR="00:22:19:09:4D:3C"
NM_CONTROLLED="yes"
ONBOOT="no"

 如下:

    

DEVICE="eth0"
HWADDR="00:22:19:09:4D:3C"
NM_CONTROLLED="yes"
ONBOOT="yes"    # Interface enabled
BOOTPROTO="dhcp"  #Assigning IP from DHCP

重新启动网络服务

    service network restart

静态地址模式(STATIC)

     1.查看现有网络 ip a

       

      2.修改/etc/sysconfig/networking-scripts下的eth0

          DEVICE="eth0"

HWADDR="00:22:19:09:4D:3C"
NM_CONTROLLED="yes"
ONBOOT="no"

        如下:
    

DEVICE=eth0
BOOTPROTO=static
HWADDR=00:0c:29:20:23:72
NM_CONTROLLED=yes
ONBOOT=yes
TYPE=Ethernet
UUID="78457eda-3132-40da-9637-e770306b6315"
IPADDR=172.16.80.15
NETMASK=255.255.192.0
GATEWAY=172.16.64.1
DNS1=172.16.2.129

     3.重启网络服务

      service network restart

     再检查网络

      ip a:如eth0正常,一切ok.

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转载自blueheart2008.iteye.com/blog/1844934