1、查找配置文件(/etc/sysconfig/network-scripts)centos
[root@bogon network-scripts]# ll 總用量 232 -rw-r--r--. 1 root root 366 6月 7 10:39 ifcfg-eth0 -rw-r--r--. 1 root root 254 1月 3 00:29 ifcfg-lo lrwxrwxrwx. 1 root root 24 6月 7 10:17 ifdown -> ../../../usr/sbin/ifdown -rwxr-xr-x. 1 root root 654 1月 3 00:29 ifdown-bnep -rwxr-xr-x. 1 root root 6569 1月 3 00:29 ifdown-eth -rwxr-xr-x. 1 root root 781 1月 3 00:29 ifdown-ippp -rwxr-xr-x. 1 root root 4540 1月 3 00:29 ifdown-ipv6 lrwxrwxrwx. 1 root root 11 6月 7 10:17 ifdown-isdn -> ifdown-ippp -rwxr-xr-x. 1 root root 2102 1月 3 00:29 ifdown-post -rwxr-xr-x. 1 root root 1068 1月 3 00:29 ifdown-ppp -rwxr-xr-x. 1 root root 870 1月 3 00:29 ifdown-routes -rwxr-xr-x. 1 root root 1456 1月 3 00:29 ifdown-sit -rwxr-xr-x. 1 root root 1621 3月 18 2017 ifdown-Team -rwxr-xr-x. 1 root root 1556 3月 18 2017 ifdown-TeamPort -rwxr-xr-x. 1 root root 1462 1月 3 00:29 ifdown-tunnel lrwxrwxrwx. 1 root root 22 6月 7 10:17 ifup -> ../../../usr/sbin/ifup -rwxr-xr-x. 1 root root 12415 1月 3 00:29 ifup-aliases -rwxr-xr-x. 1 root root 910 1月 3 00:29 ifup-bnep -rwxr-xr-x. 1 root root 13442 1月 3 00:29 ifup-eth -rwxr-xr-x. 1 root root 12075 1月 3 00:29 ifup-ippp -rwxr-xr-x. 1 root root 11893 1月 3 00:29 ifup-ipv6 lrwxrwxrwx. 1 root root 9 6月 7 10:17 ifup-isdn -> ifup-ippp -rwxr-xr-x. 1 root root 650 1月 3 00:29 ifup-plip -rwxr-xr-x. 1 root root 1064 1月 3 00:29 ifup-plusb -rwxr-xr-x. 1 root root 4981 1月 3 00:29 ifup-post -rwxr-xr-x. 1 root root 4154 1月 3 00:29 ifup-ppp -rwxr-xr-x. 1 root root 2001 1月 3 00:29 ifup-routes -rwxr-xr-x. 1 root root 3303 1月 3 00:29 ifup-sit -rwxr-xr-x. 1 root root 1755 3月 18 2017 ifup-Team -rwxr-xr-x. 1 root root 1876 3月 18 2017 ifup-TeamPort -rwxr-xr-x. 1 root root 2711 1月 3 00:29 ifup-tunnel -rwxr-xr-x. 1 root root 1836 1月 3 00:29 ifup-wireless -rwxr-xr-x. 1 root root 5419 1月 3 00:29 init.ipv6-global -rw-r--r--. 1 root root 19948 1月 3 00:29 network-functions -rw-r--r--. 1 root root 31027 1月 3 00:29 network-functions-ipv6
[root@bogon network-scripts]# cp ifcfg-eth0 ifcfg-eth0.bak
[root@bogon network-scripts]# vi ifcfg-eth0 修改後內容以下: TYPE=Ethernet PROXY_METHOD=none BROWSER_ONLY=no BOOTPROTO=static DEFROUTE=yes #IPV4_FAILURE_FATAL=no #IPV6INIT=yes #IPV6_AUTOCONF=yes #IPV6_DEFROUTE=yes #IPV6_FAILURE_FATAL=no #IPV6_ADDR_GEN_MODE=stable-privacy NAME=eth0 UUID=a81aa960-d8db-40f3-8a3a-c430b1984c80 DEVICE=eth0 ONBOOT=yes IPADDR=10.211.55.10 NETMASK=255.255.255.0 NETWORK=10.211.55.1 DNS1=10.211.55.1
[root@bogon sysconfig]# vi network 內容以下: # Created by anaconda NETWORKING=yes NETWORKING_IPV6=no GATEWAY=10.211.55.1
[root@bogon sysconfig]# systemctl restart network
[root@bogon sysconfig]# ip addr 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 link/ether 00:1c:42:3f:bb:6f brd ff:ff:ff:ff:ff:ff inet 10.211.55.10/24 brd 10.211.55.255 scope global noprefixroute eth0 valid_lft forever preferred_lft forever inet6 fdb2:2c26:f4e4:0:21c:42ff:fe3f:bb6f/64 scope global mngtmpaddr dynamic valid_lft 2591594sec preferred_lft 604394sec inet6 fe80::21c:42ff:fe3f:bb6f/64 scope link valid_lft forever preferred_lft forever
[root@bogon sysconfig]# ip route default via 10.211.55.1 dev eth0 proto static metric 100 10.211.55.0/24 dev eth0 proto kernel scope link src 10.211.55.10 metric 100
剛裝完機器不知道個人ip和網關模式爲多少? 1.設置網卡 BOOTPROTO=dhcp ONBOOT=yes 2.重啓後執行第七步查看路由命令,便可知道當前的ip地址和默認的網關地址。