华为模拟器ensp入门之hybrid接口

hybrid接口

hybrid接口既可以连接普通终端的接入链路也可以连接交换机间的干道链路,它允许多个vlan通过,并可以在出接口方向将某些vlan帧的标签剥掉。

拓扑

hybrid理解

一个需求

vlan10自由访问,vlan20自由访问,vlan 10、vlan 20不能自由访问

第一种方法:access+trunk代码参照上一节。

第二种方法:

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S1:
int e0/0/2
undo port default vlan (撤销vlan)
port link-type hybrid
port hybrid untagged vlan 20 (交换机转发vlan 20帧时,剥离vlan tag 20,以untagged方式发给PC)
port hybrid pvid vlan 20 (设置hybrid接口默认vlan id,使得该接口上接收到PC的未带vlan tag帧时,加上vlan tag 20,并转发到vlan 20)

int e0/0/3
undo port default vlan
port link-type hybrid
port hybrid untagged vlan 10
port hybrid pvid vlan 10

int e0/0/1
port trunk allow-pass vlan 1
port link-type hybrid
port hybrid tagged vlan 10 20

S2:
int e0/0/2
undo port default vlan
port link-type hybrid
port hybrid untagged vlan 20
port hybrid pvid vlan 20

int e0/0/3
undo port default vlan
port link-type hybrid
port hybrid untagged vlan 10
port hybrid pvid vlan 10

int e0/0/1
port trunk allow-pass vlan 1
port link-type hybrid
port hybrid tagged vlan 10 20

需求改了

要求网管员对所有终端访问(PC-5)。即vlan 30能够访问vlan 10、vlan 20。

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vlan 30
int e0/0/4
port hybrid pvid vlan 30 (将e0/0/4加入vlan 30)
port hybird untagged vlan 10 20 30
int e0/0/2
port hybrid untagged vlan 20 30
int e0/0/3
port hybrid untagged vlan 10 30
int e0/0/1
port hybrid tagged vlan 10 20 30
S2:
int e0/0/1
port hybrid tagged vlan 10 20 30
int e0/0/2
port hybrid untagged vlan 20 30
int e0/0/3
port hybrid untagged vlan 10 30