
在LSW1和LSW2上创建Eth-Trunk 1并配置该Eth-Trunk为静态LACP模式,然后将G0/0/9和G0/0/10接口加入Eth-Trunk 1,在LSW1上将LACP优先级设为100,将LSW1设为主动端
展开代码# LSW1配置 [LSW1]interface Eth-Trunk 1 [LSW1-Eth-Trunk1]mode lacp [LSW1-Eth-Trunk1]q [LSW1]lacp priority 100 [LSW1]interface GigabitEthernet 0/0/9 [LSW1-GigabitEthernet0/0/9]eth-trunk 1 Info: This operation may take a few seconds. Please wait for a moment...done. [LSW1-GigabitEthernet0/0/9]q [LSW1]interface GigabitEthernet 0/0/10 [LSW1-GigabitEthernet0/0/10]eth-trunk 1 Info: This operation may take a few seconds. Please wait for a moment...done. [LSW1-GigabitEthernet0/0/10]q [LSW1] # LSW2配置 [LSW2]interface Eth-Trunk 1 [LSW2-Eth-Trunk1]mode lacp [LSW2-Eth-Trunk1]trunkport GigabitEthernet 0/0/9 Info: This operation may take a few seconds. Please wait for a moment...done. [LSW2-Eth-Trunk1]trunkport GigabitEthernet 0/0/10 Info: This operation may take a few seconds. Please wait for a moment...done. [LSW2-Eth-Trunk1]q [LSW2]
交换机端口的类型默认为Hybrid端口,将Eth-Trunk1的端口类型配置为Trunk,并允许所有VLAN的报文通过该端口
展开代码# LSW1配置 [LSW1]interface Eth-Trunk 1 [LSW1-Eth-Trunk1]port link-type trunk [LSW1-Eth-Trunk1]port trunk allow-pass vlan all [LSW1-Eth-Trunk1]q [LSW1] # LSW2配置 [LSW2]interface Eth-Trunk 1 [LSW2-Eth-Trunk1]port link-type trunk [LSW2-Eth-Trunk1]port trunk allow-pass vlan all [LSW2-Eth-Trunk1]q [LSW2]
将LSW3、AR1、AR3、LSW4设备作为客户端主机。在LSW1、LSW2上分别创建VLAN,并使用两种不同方式将端口加入到已创建的VLAN中。将所有连接客户端的端口类型配置为Access
展开代码# 在LSW1上,将端口G0/0/13、G0/0/1分别加入到VLAN3、VLAN4 [LSW1]interface GigabitEthernet 0/0/13 [LSW1-GigabitEthernet0/0/13]port link-type access [LSW1-GigabitEthernet0/0/13]q [LSW1]interface GigabitEthernet 0/0/1 [LSW1-GigabitEthernet0/0/1]port link-type access [LSW1-GigabitEthernet0/0/1]q [LSW1]vlan 2 [LSW1-vlan2]vlan 3 [LSW1-vlan3]port GigabitEthernet 0/0/13 [LSW1-vlan3]vlan 4 [LSW1-vlan4]port GigabitEthernet 0/0/1 [LSW1-vlan4]q [LSW1] # 在LSW2上,将端口G0/0/3、G0/0/6分别加入到VLAN4、VLAN2 [LSW2]vlan batch 2 to 4 Info: This operation may take a few seconds. Please wait for a moment...done. [LSW2]interface GigabitEthernet 0/0/3 [LSW2-GigabitEthernet0/0/3]port link-type access [LSW2-GigabitEthernet0/0/3]port default vlan 4 [LSW2-GigabitEthernet0/0/3]q [LSW2]interface GigabitEthernet 0/0/06 [LSW2-GigabitEthernet0/0/6]port link-type access [LSW2-GigabitEthernet0/0/6]port default vlan 2 [LSW2-GigabitEthernet0/0/6]q [LSW2]
确认在LSW1、LSW2中已经建立好VLAN,并将相应端口划分到对应VLAN中(以LSW1为例)
展开代码[LSW1]display vlan

分别为主机AR1、LSW3、AR3、LSW4配置IP地址。由于无法直接为交换机的物理接口分配IP地址,因此将LSW3、LSW4的本地管理接口VLANIF 1作为用户接口,配置IP地址
展开代码# AR1配置 [AR1]interface GigabitEthernet 0/0/1 [AR1-GigabitEthernet0/0/1]ip address 10.0.4.1 24 [AR1-GigabitEthernet0/0/1]q [AR1] # LSW3配置 [LSW3]interface Vlanif 1 [LSW3-Vlanif1]ip address 10.0.4.2 24 [LSW3-Vlanif1]q [LSW3] # LSW4配置 [LSW4]interface Vlanif 1 [LSW4-Vlanif1]ip address 10.0.4.4 24 [LSW4-Vlanif1]q [LSW4] # AR3配置 [AR3]interface GigabitEthernet 0/0/2 [AR3-GigabitEthernet0/0/2]ip address 10.0.4.3 24 [AR3-GigabitEthernet0/0/2]q [AR3]
用ping命令,同属于VLAN 4中的AR1和AR3之间能够相互通信,其他不同VLAN间的设备无法通信
展开代码<AR1>ping 10.0.4.3

配置端口类型为Hybrid,可以实现端口为来自不同VLAN报文打上标签或去除标签的功能。本任务中,需要通过配置Hybrid端口来允许VLAN 2和VLAN 4之间可以互相通信
将LSW1上的G0/0/1端口和LSW2上的G0/0/3和G0/0/6端口类型配置为Hybrid。同时,配置这些端口发送数据帧时能够去掉VLAN 2和VLAN 4的标签
展开代码# LSW1配置 [LSW1]interface GigabitEthernet 0/0/1 [LSW1-GigabitEthernet0/0/1]undo port default vlan [LSW1-GigabitEthernet0/0/1]port link-type hybrid [LSW1-GigabitEthernet0/0/1]port hybrid untagged vlan 2 4 [LSW1-GigabitEthernet0/0/1]port hybrid pvid vlan 4 [LSW1-GigabitEthernet0/0/1]q [LSW1] # LSW2配置 [LSW2]interface GigabitEthernet 0/0/3 [LSW2-GigabitEthernet0/0/3]undo port default vlan [LSW2-GigabitEthernet0/0/3]port link-type hybrid [LSW2-GigabitEthernet0/0/3]port hybrid untagged vlan 2 4 [LSW2-GigabitEthernet0/0/3]port hybrid pvid vlan 4 [LSW2-GigabitEthernet0/0/3]q [LSW2]interface GigabitEthernet 0/0/6 [LSW2-GigabitEthernet0/0/6]undo port default vlan [LSW2-GigabitEthernet0/0/6]port link-type hybrid [LSW2-GigabitEthernet0/0/6]port hybrid untagged vlan 2 4 [LSW2-GigabitEthernet0/0/6]port hybrid pvid vlan 2 [LSW2-GigabitEthernet0/0/6]q [LSW2]
执行port hybrid pvid vlan命令,可以配置端口收到数据帧时需要给数据帧添加的VLAN标签。同时port hybrid untagged vlan 命令可以配置该端口在向主句转发数据帧之前,删除相应的VLAN标签
执行ping命令,测试VLAN 3中的AR1与AR3是否还能通信

执行ping命令,测试VLAN 2中的LSW4能否与VLAN 4中的AR1通信

通过配置Hybrid端口,使VLAN 2内的主机能够接收到来自VLAN 4的报文,反之亦然。而没有配置HYbrid端口的VLAN 3中地址为10.0.4.2的主机仍无法与其它VLAN主机通信
本文作者:zzz
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