RHEL7修改网卡名称

[root@p19c01 ~]# nmcli connection show
NAME    UUID                                  TYPE      DEVICE 
ens33   1cfeef58-9472-4de5-bbbd-eef213e0d0ed  ethernet  ens33  
ens34   b61429a4-31b7-4d4d-9d4b-b9626fad6a46  ethernet  ens34  
virbr0  d11c0e62-383f-406a-9cd5-c17ef2869251  bridge    virbr0 
[root@p19c01 ~]# nmcli connection add con-name eth0 ifname ens33 type ethernet
Connection 'eth0' (72b6ecc8-0172-4cf7-9bc8-cb32578c3a3f) successfully added.
[root@p19c01 ~]# nmcli connection add con-name eth1 ifname ens34 type ethernet
Connection 'eth1' (cf619530-3827-433d-8664-a652814066a3) successfully added.
[root@p19c01 ~]# nmcli connection down ens33
Connection 'ens33' successfully deactivated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/4)
[root@p19c01 ~]# nmcli connection down ens34
Connection 'ens34' successfully deactivated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/5)
[root@p19c01 ~]# nmcli connection show
NAME    UUID                                  TYPE      DEVICE 
eth0    72b6ecc8-0172-4cf7-9bc8-cb32578c3a3f  ethernet  ens33  CONFGI
eth1    cf619530-3827-433d-8664-a652814066a3  ethernet  ens34  
virbr0  d11c0e62-383f-406a-9cd5-c17ef2869251  bridge    virbr0 
ens33   1cfeef58-9472-4de5-bbbd-eef213e0d0ed  ethernet  --     
ens34   b61429a4-31b7-4d4d-9d4b-b9626fad6a46  ethernet  --     
[root@p19c01 ~]# nmcli connection delete ens33
Connection 'ens33' (1cfeef58-9472-4de5-bbbd-eef213e0d0ed) successfully deleted.
[root@p19c01 ~]# nmcli connection delete ens34
Connection 'ens34' (b61429a4-31b7-4d4d-9d4b-b9626fad6a46) successfully deleted.
[root@p19c01 ~]# nmcli connection show
NAME    UUID                                  TYPE      DEVICE 
virbr0  d11c0e62-383f-406a-9cd5-c17ef2869251  bridge    virbr0 
eth0    72b6ecc8-0172-4cf7-9bc8-cb32578c3a3f  ethernet  --     
eth1    cf619530-3827-433d-8664-a652814066a3  ethernet  --     
[root@p19c01 ~]# ip link show

[root@p19c01 ~]# vim /etc/sysconfig/network-scripts/ifcfg-eth0
HWADDR=00:50:56:2b:8c:62
DEVICE=eth0
[root@p19c01 ~]# vim /etc/sysconfig/network-scripts/ifcfg-eth1
#注释掉uuid
#新增HWADDR和DEVICE
HWADDR=00:50:56:3b:20:31
DEVICE=eth1


TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=none
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=eth0
#UUID=72b6ecc8-0172-4cf7-9bc8-cb32578c3a3f
DEVICE=eth0
HWADDR=00:50:56:2b:8c:62
IPADDR=192.168.30.50
PREFIX=24
GATEWAY=192.168.30.254
ONBOOT=yes


[root@p19c01 rules.d]# vim /etc/udev/rules.d/70-persistent-ipoib.rules
SUBSYSTEM==”net”,ACTION==”add”,DRIVERS==”?*”,ATTR{address}==”00:50:56:2b:8c:62”,ATTR{type}==”1″ ,KERNEL==”eth*”,NAME=”eth0″
SUBSYSTEM==”net”,ACTION==”add”,DRIVERS==”?*”,ATTR{address}==”00:50:56:3b:20:31”,ATTR{type}==”1″ ,KERNEL==”eth*”,NAME=”eth1″

[root@p19c01 rules.d]# ip link set ens33 down
[root@p19c01 rules.d]# ip link set ens34 down
[root@p19c01 rules.d]# ip link set ens33 name eth0
[root@p19c01 rules.d]# ip link set ens34 name eth1
[root@p19c01 rules.d]# ip link set eth0 up
[root@p19c01 rules.d]# ip link set eth1 up
[root@p19c01 rules.d]# nmcli connection up eth0

[root@p19c01 rules.d]# nmcli connection reload

[root@p19c01 rules.d]# systemctl restart network.service
[root@p19c01 rules.d]# nmcli connection show
NAME    UUID                                  TYPE      DEVICE 
eth0    72b6ecc8-0172-4cf7-9bc8-cb32578c3a3f  ethernet  eth0   
eth1    cf619530-3827-433d-8664-a652814066a3  ethernet  eth1   
virbr0  a8afec99-5014-46fc-a8bf-c8a555d3d0ef  bridge    virbr0