成功添加网卡的机器centos6.9
[root@server ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 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 forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:25:90:a4:e9:74 brd ff:ff:ff:ff:ff:ff
inet 192.154.108.42/29 brd 192.154.108.47 scope global eth0
inet 192.154.108.43/29 brd 192.154.108.47 scope global secondary eth0
inet6 fe80::225:90ff:fea4:e974/64 scope link
valid_lft forever preferred_lft forever
3: eth1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
link/ether 00:25:90:a4:e9:75 brd ff:ff:ff:ff:ff:ff
无法获取设备名称
centos 7.0
[root@server ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 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
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
link/ether 0c:c4:7a:85:47:0c brd ff:ff:ff:ff:ff:ff
inet 104.37.212.104/28 brd 104.37.212.111 scope global eno1
valid_lft forever preferred_lft forever
inet6 fe80::ec4:7aff:fe85:470c/64 scope link
valid_lft forever preferred_lft forever
3: eno2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
link/ether 0c:c4:7a:85:47:0d brd ff:ff:ff:ff:ff:ff
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