[root@localhost ~]# systemctl status network.service
network.service - LSB: Bring up/down networking
?? Loaded: loaded (/etc/rc.d/init.d/network)
Active: failed (Result: exit-code) since?三?2014-11-05 15:30:10 CST; 1min 5s ago
11月?05 15:30:10 localhost.localdomain network[2920]: RTNETLINK answers: File exists
11月?05 15:30:10 localhost.localdomain network[2920]: RTNETLINK answers: File exists
11月?05 15:30:10 localhost.localdomain network[2920]: RTNETLINK answers: File exists
11月?05 15:30:10 localhost.localdomain network[2920]: RTNETLINK answers: File exists
11月?05 15:30:10 localhost.localdomain network[2920]: RTNETLINK answers: File exists
11月?05 15:30:10 localhost.localdomain network[2920]: RTNETLINK answers: File exists
11月?05 15:30:10 localhost.localdomain network[2920]: RTNETLINK answers: File exists
11月?05 15:30:10 localhost.localdomain systemd[1]: network.service: control process exited, code=exited status=1
11月?05 15:30:10 localhost.localdomain systemd[1]:?Failed to start LSB: Bring up/down networking.
11月?05 15:30:10 localhost.localdomain systemd[1]: Unit network.service entered failed state.
root@localhost ~]# ip addr
1: lo:
??? 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: eno16777736:
??? link/ether?00:0f:19:10:12:f1?brd ff:ff:ff:ff:ff:ff
??? inet 192.168.38.135/24 brd 192.168.38.255 scope global dynamic eno16777736
?????? valid_lft 1681sec preferred_lft 1681sec
??? inet6 fe80::20c:11aa:ae11:4fe4/64 scope link
?????? valid_lft forever preferred_lft forever
注意上面加粗加紅的字囊榜，這就是新的mac地址磕洪。
接下來就剩下修改ifcfg-XXX文件了拆火，只修改HWADDR就可以了深碱。接下來執(zhí)行service network restart?就正常了鹊碍。
