华为交换机-配置灵活QinQ示例-VLAN Mapping接入

组网需求

图1所示,家庭网关连接的用户业务有PC上网业务、IPTV业务、VoIP业务。

楼道交换机分配各种业务的VLAN为:

  • PC上网业务独立的VLAN:VLAN1000~VLAN1100
  • IPTV业务共享的VLAN:VLAN1101
  • VoIP业务共享的VLAN:VLAN1102
  • 家庭网关共享的VLAN:VLAN1103

每个小区交换机下行与50个楼道交换机相连,对楼道交换机上送的PC上网业务VLAN分别映射为VLAN101、VLAN102、VLAN103、……VLAN150。

运营商的汇聚交换机下行与50个小区交换机相连,对小区交换机上送的报文添加外层VLAN,分别为:VLAN21、VLAN22、VLAN23、……VLAN70。

图1 配置灵活QinQ-VLAN Mapping接入组网图

配置思路

采用如下的思路配置灵活QinQ以及VLAN Mapping:

  1. 在SwitchA和SwitchB上创建相关VLAN。
  2. SwitchB上配置VLAN Mapping功能,并将接口加入VLAN。
  3. SwitchA上配置灵活QinQ功能,并将接口加入VLAN。
  4. SwitchA和SwitchB的其他下行接口配置与GE1/0/0类似,此处不再赘述。
  5. SwitchA的其他下行小区交换机配置与SwitchB类似,此处不再赘述。

操作步骤

  1. 配置SwitchA# 创建VLAN
    <HUAWEI> system-view
    [HUAWEI] sysname SwitchA
    [SwitchA] vlan batch 21 to 70 1101 to 1103
    

    # 配置接口加入VLAN

    [SwitchA] interface gigabitethernet 1/0/0
    [SwitchA-GigabitEthernet1/0/0] port link-type hybrid
    [SwitchA-GigabitEthernet1/0/0] port hybrid untagged vlan 21
    [SwitchA-GigabitEthernet1/0/0] port hybrid tagged vlan 1101 to 1103
    [SwitchA-GigabitEthernet1/0/0] quit
    

    # 配置接口灵活QinQ功能

    [SwitchA] interface gigabitethernet 1/0/0
    [SwitchA-GigabitEthernet1/0/0] port vlan-stacking vlan 101 to 150 stack-vlan 21
    [SwitchA-GigabitEthernet1/0/0] quit
    
  2. 配置SwitchB# 创建VLAN
    <HUAWEI> system-view
    [HUAWEI] sysname SwitchB
    [SwitchB] vlan batch 101 to 150 1000 to 1103

    # 配置接口加入VLAN

    [SwitchB] interface gigabitethernet 1/0/0
    [SwitchB-GigabitEthernet1/0/0] port link-type hybrid
    [SwitchB-GigabitEthernet1/0/0] port hybrid tagged vlan 101 1000 to 1103
    [SwitchB-GigabitEthernet1/0/0] quit
    [SwitchB] interface gigabitethernet 2/0/0
    [SwitchB-GigabitEthernet2/0/0] port link-type hybrid
    [SwitchB-GigabitEthernet2/0/0] port hybrid tagged vlan 101 to 150 1101 to 1103
    [SwitchB-GigabitEthernet2/0/0] quit
    

    # 配置接口VLAN Mapping功能

    [SwitchB] interface gigabitethernet 1/0/0
    [SwitchB-GigabitEthernet1/0/0] port vlan-mapping vlan 1000 to 1100 map-vlan 101
    [SwitchB-GigabitEthernet1/0/0] quit
    
  3. 检查配置结果PC上网业务、IPTV业务、VoIP业务都可以正常使用。

配置文件

  • SwitchA的配置文件。
    #
    sysname SwitchA
    #
    vlan batch 21 to 70 1101 to 1103
    #
    interface GigabitEthernet1/0/0
     port link-type hybrid
     port hybrid tagged vlan 1101 to 1103
     port hybrid untagged vlan 21
     port vlan-stacking vlan 101 to 150 stack-vlan 21 
    #
    return
    
  • SwitchB的配置文件。
    #
    sysname SwitchB
    #
    vlan batch 101 to 150 1000 to 1103
    #
    interface GigabitEthernet1/0/0
     port link-type hybrid
     port hybrid tagged vlan 101 1000 to 1103
     port vlan-mapping vlan 1000 to 1100 map-vlan 101
    #
    interface GigabitEthernet2/0/0
     port link-type hybrid
     port hybrid tagged vlan 101 to 150 1101 to 1103
    #
    return
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