centos7 虚拟机错误Failed to start LSB: Bring

[root@localhost Desktop]# 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 Sun 2016-10-30 10:16:58 CST; 3min 12s ago

     Docs: man:systemd-sysv-generator(8)

  Process: 11052 ExecStop=/etc/rc.d/init.d/network stop (code=exited, status=0/SUCCESS)

  Process: 11318 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)

Oct 30 10:16:13 localhost.localdomain network[11318]: Could not load file '/e...

Oct 30 10:16:13 localhost.localdomain network[11318]: Could not load file '/e...

Oct 30 10:16:13 localhost.localdomain network[11318]: [  OK  ]

Oct 30 10:16:58 localhost.localdomain network[11318]: Bringing up interface W...

Oct 30 10:16:58 localhost.localdomain network[11318]: [FAILED]

Oct 30 10:16:58 localhost.localdomain network[11318]: Bringing up interface e...

Oct 30 10:16:58 localhost.localdomain systemd[1]: network.service: control pr...

Oct 30 10:16:58 localhost.localdomain systemd[1]: Failed to start LSB: Bring ...

Oct 30 10:16:58 localhost.localdomain systemd[1]: Unit network.service entere...

Oct 30 10:16:58 localhost.localdomain systemd[1]: network.service failed.

Hint: Some lines were ellipsized, use -l to show in full.

[root@localhost Desktop]# ip addr

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: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000

    link/ether 08:00:27:f9:72:2c brd ff:ff:ff:ff:ff:ff

3: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN 

    link/ether 52:54:00:9f:61:80 brd ff:ff:ff:ff:ff:ff

    inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0

       valid_lft forever preferred_lft forever

4: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc pfifo_fast master virbr0 state DOWN qlen 500

    link/ether 52:54:00:9f:61:80 brd ff:ff:ff:ff:ff:ff

-----------------------------------------------------------------

注意上面加粗加红的字，这就是新的mac地址。

接下来就剩下修改ifcfg-XXX文件了，只修改HWADDR就可以了。接下来执行service network restart就正常了。
---------------------------------------------------------------
TYPE="Ethernet"

BOOTPROTO=dhcp

DEFROUTE="yes"

IPV4_FAILURE_FATAL="no"

IPV6INIT="yes"

IPV6_AUTOCONF="yes"

IPV6_DEFROUTE="yes"

IPV6_FAILURE_FATAL="no"

NAME="enp0s3"

UUID="7431ccd8-03a3-4717-b141-119851579162"

DEVICE="enp0s3"

ONBOOT="yes"
HWADDR=08:00:27:8B:CB:E5

PEERDNS=yes

PEERROUTES=yes

IPV6_PEERDNS=yes

IPV6_PEERROUTES=yes

~