hi~
VMware克隆虚拟机后,网卡只有lo、virbr0,缺少网卡
- 平台:VMware
- 环境:centos7
[root@localhost network-scripts]# ifconfig
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 0 (Local Loopback)
RX packets 384 bytes 33408 (32.6 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 384 bytes 33408 (32.6 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
virbr0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 192.168.122.1 netmask 255.255.255.0 broadcast 192.168.122.255
ether 52:54:00:8e:82:c8 txqueuelen 0 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
[root@localhost network-scripts]# ifconfig -a
ens33: flags=4098<BROADCAST,MULTICAST> mtu 1500
ether 00:0c:29:f6:05:c7 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 0 (Local Loopback)
RX packets 384 bytes 33408 (32.6 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 384 bytes 33408 (32.6 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
virbr0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 192.168.122.1 netmask 255.255.255.0 broadcast 192.168.122.255
ether 52:54:00:8e:82:c8 txqueuelen 0 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
virbr0-nic: flags=4098<BROADCAST,MULTICAST> mtu 1500
ether 52:54:00:8e:82:c8 txqueuelen 500 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
[root@localhost network-scripts]# nmcli con show
名称 UUID 类型 设备
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad 802-3-ethernet --
70-persistent-ipoib.rules文件
# This file was automatically generated on systemd update
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="00:0c:29:59:6d:5a", NAME="eno16777736"
90-eno-fix.rules文件
#ACTION=="add", SUBSYSTEM=="net", DRIVERS=="?*", ATTR{type}=="32", ATTR{address}=="?*00:02:c9:03:00:31:78:f2", NAME="mlx4_ib3"
[root@localhost Desktop]# vim /etc/sysconfig/network-scripts/ifcfg-ens33
#BOTPROTO=dhcp
BOOTPROTO=static
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
NAME=eno16777736
#HWADDR=00:0c:29:59:6d:5a
#UUID=0ae9d555-0fa5-427b-a186-ffe9c2e98aa4
DEVICE=ens33
ONBOOT=yes
PEERDNS=yes
PEERROUTES=yes
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes
IPADDR=192.168.176.107
DNS1=192.168.176.2
重启error:
[root@localhost rules.d]# journalctl -xe
11月 07 05:07:21 localhost.localdomain network[5941]: Bringing up interface ens3
11月 07 05:07:22 localhost.localdomain network[5941]: [FAILED]
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:23 localhost.localdomain network[5941]: RTNETLINK answers: File ex
11月 07 05:07:25 localhost.localdomain systemd[1]: network.service: control proc
11月 07 05:07:25 localhost.localdomain systemd[1]: Failed to start LSB: Bring up
-- Subject: Unit network.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit network.service has failed.
--
-- The result is failed.
通过查阅一些资料,配置如上
网上方法有如下:
- method1:centos7直接注释掉uuid、HWADDR,重启
- method2:将HWADDR修改成对应rules里的网关地址,重启
- 等等
还是不行= =
重启网络服务的时候是什么错误呢?