centos中使用命令激活网卡配置及其它,供朋友们学习参考。
[root@localhost ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0
重新导入ifcfg-eth0网络配置文件
网卡接口关闭与激活
网络服务启动与关闭
方法一:
方法二:
网卡状态查询
临时配置网卡信息,无需重启。
[root@localhost ~]# ifconfig eth0 10.1.1.10 netmask 255.0.0.0查看网卡接口信息,默认列出所有接口
[root@localhost ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0C:29:13:5D:74
inet addr:192.168.1.11 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::20c:29ff:fe13:5d74/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:413 errors:0 dropped:0 overruns:0 frame:0
TX packets:572 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:47701 (46.5 KiB) TX bytes:64842 (63.3 KiB)
Base address:0x2000 Memory:d8920000-d8940000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:407 errors:0 dropped:0 overruns:0 frame:0
TX packets:407 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:70759 (69.1 KiB) TX bytes:70759 (69.1 KiB)查看当前路由及网关信息
[root@localhost ~]# netstat -r
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt Iface
192.168.1.0 * 255.255.255.0 U 0 0 0 eth0
169.254.0.0 * 255.255.0.0 U 0 0 0 eth0
default 192.168.1.1 0.0.0.0 UG 0 0 0 eth0
DNS:
主机名:CentOS
主DNS:202.106.46.151
第二DNS:202.106.0.20
第三DNS:8.8.8.8
网络配置:eth0
静态ip:192.168.1.106
子网掩码 255.255.255.0
默认网关 IP 192.168.1.1