一、基础知识
二、场景
三、配置
SW1
interface GigabitEthernet0/0/1
port link-type trunk
port trunk allow-pass vlan 20 30
#
interface GigabitEthernet0/0/2
port link-type access
port default vlan 20
#
interface GigabitEthernet0/0/3
port link-type access
port default vlan 30
#
SW2
interface GigabitEthernet0/0/1
port link-type dot1q-tunnel
port default vlan 10
#
interface GigabitEthernet0/0/2
port link-type trunk
port trunk allow-pass vlan 10
SW3
interface GigabitEthernet0/0/1
port link-type trunk
port trunk allow-pass vlan 10
#
interface GigabitEthernet0/0/2
port link-type dot1q-tunnel
port default vlan 10
#
SW4
interface GigabitEthernet0/0/1
port link-type trunk
port trunk allow-pass vlan 20 30
#
interface GigabitEthernet0/0/2
port link-type access
port default vlan 20
#
interface GigabitEthernet0/0/3
port link-type access
port default vlan 30
| 业务名称 | vlan区间 | 外层vlan |
| 租户1 | 20 | 10 |
| 租户2 | 30 | 10 |
PC1中的数据——>进入SW2的GE0/0/1的报文封装外层vlan 10,反之相同
SW2<——>SW3允许VLAN10的报文通过
[HUAWEI] interface gigabitethernet0/0/1
[HUAWEI-GigabitEthernet0/0/1] port link-type hybrid
[HUAWEI-GigabitEthernet0/0/1] port hybrid untagged vlan 2 3 #外层标签
[HUAWEI-GigabitEthernet0/0/1] port hybrid tagged vlan 1000 #接口透传单层VLAN 1000，内层标签
[HUAWEI-GigabitEthernet0/0/1] port vlan-stacking vlan 100 to 200 stack-vlan 2 #对内层VLAN 100～200的报文添加上VLAN ID为2的外层Tag
[HUAWEI-GigabitEthernet0/0/1] port vlan-stacking vlan 300 to 400 stack-vlan 3 #对内层VLAN 300～400的报文添加上VLAN ID为3的外层Tag
[HUAWEI-GigabitEthernet0/0/1] port vlan-mapping vlan 1000 map-vlan 1000 #对单层透传的VLAN，需要配置自身映射到自身的VLAN Mapping，其他形态不需要配置
[HUAWEI-GigabitEthernet0/0/1] qinq vlan-translation enable #盒式设备，必须先使能VLAN转换功能
[HUAWEI-GigabitEthernet0/0/1] quit
