CentOS7下vlan网卡配置

操作系统：CentOS-7-x86_64-Everything-1804

开源虚拟软件：Oracle VM VirtualBox

因为使用VirtualBox默认配置所以网卡设备名是enp0s3

[root@localhost ~]# lsmod | grep 8021q

[root@localhost ~]# /sbin/modprobe -a 8021q

[root@localhost ~]# cp /etc/sysconfig/network-scripts/ifcfg-enp0s3 /etc/sysconfig/network-scripts/ifcfg-enp0s3.10

[root@localhost ~]# cp /etc/sysconfig/network-scripts/ifcfg-enp0s3 /etc/sysconfig/network-scripts/ifcfg-enp0s3.20

[root@localhost ~]# vim /etc/sysconfig/network-scripts/ifcfg-enp0s3.10

PHYSDEV=enp0s3
VLAN=yes
TYPE=Vlan
VLAN_ID=10
REORDER_HDR=yes
GVRP=no
MVRP=no
BOOTPROTO=none
IPADDR=192.168.1.100
PREFIX=24
GATEWAY=192.168.1.1
DEFROUTE=yes
IPV4_FAILURE_FATAL=yes
NAME=enp0s3.10
ONBOOT=yes

 

[root@localhost ~]# vim /etc/sysconfig/network-scripts/ifcfg-enp0s3.20

 

PHYSDEV=enp0s3
VLAN=yes
TYPE=Vlan
VLAN_ID=20
REORDER_HDR=yes
GVRP=no
MVRP=no
BOOTPROTO=none
IPADDR=192.168.1.200
PREFIX=24
GATEWAY=192.168.1.1
DEFROUTE=yes
IPV4_FAILURE_FATAL=yes
NAME=enp0s3.20
ONBOOT=yes

[root@localhost ~]# systemctl restart network

[root@localhost ~]# ifup enp0s3.10

[root@localhost ~]# ifup enp0s3.20

[root@localhost ~]# cat /proc/net/vlan/config 查看交换机配置是否成功