[root@admin network-scripts]# ip add1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo inet6 ::1/128 scope host valid_lft forever preferred_lft forever2: em1: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000 link/ether 90:b1:1c:34:07:04 brd ff:ff:ff:ff:ff:ff inet 192.168.20.67/24 brd 192.168.20.255 scope global em1 inet6 fe80::92b1:1cff:fe34:704/64 scope link valid_lft forever preferred_lft forever3: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000 link/ether 90:b1:1c:34:07:05 brd ff:ff:ff:ff:ff:ff inet 192.168.20.101/24 brd 192.168.20.255 scope global eth04: em3: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000 link/ether 90:b1:1c:34:07:06 brd ff:ff:ff:ff:ff:ff inet 172.16.0.67/24 brd 172.16.0.255 scope global em3 inet6 fe80::92b1:1cff:fe34:706/64 scope link valid_lft forever preferred_lft forever5: em4: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
link/ether 90:b1:1c:34:07:07 brd ff:ff:ff:ff:ff:ff
执行以下命令：
[root@admin network-scripts]# ifconfig em4 down ＃先停止
[root@admin network-scripts]# ip link set em4 name eth4 ＃在修改名字
记忆的屏障，曾经心动的声音已渐渐远去。
