实验三 VLAN配置2(基于eNSP)
一、实验目的
1、体会vlan内交换机可以通信,vlan间通信隔离;
2、会在同一台交换机上配置vlan,实现vlan间通信隔离;
3、使用trunk接口完成跨交换机vlan内通信;
4、使用hybrid接口在二层交换机上实现vlan间通信。
二、实验要求
1、同一台交换机上配置vlan
2、跨交换机配置vlan
3、使用hybrid接口,实现vlan间通信
三、实验内容
根据实验内容设置如下图所示的实验拓扑:

1、在同一台交换机上配置vlan,配置拓扑如下:

对SW2进行配置:
<Huawei>
<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info ena
Info: Information center is disabled.
[Huawei]sysname SW1
[SW1]vlan 10
[SW1-vlan10]int vlan 10
[SW1-Vlanif10]int e0/0/2
[SW1-Ethernet0/0/2]port link-type access
[SW1-Ethernet0/0/2]port default vlan 10
[SW1-Ethernet0/0/2]int e0/0/3
[SW1-Ethernet0/0/3]port link-type access
[SW1-Ethernet0/0/3]port default vlan 10
[SW1-Ethernet0/0/3]q
[SW1]vlan 20
[SW1-vlan20]int vlan 20
[SW1-Vlanif20]int e0/0/4
[SW1-Ethernet0/0/4]port link-type access
[SW1-Ethernet0/0/4]port default vlan 20
[SW1-Ethernet0/0/4]q
SW2的配置结果如下:

用PC1 ping PC2结果如下:

用PC1 ping PC3结果如下:

结论:同一台交换机上的同一个vlan之间可以通信,不同vlan之间不能通信。
2、不同交换机上配置vlan,配置拓扑如下:

对SW3进行配置:
<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info ena
Info: Information center is disabled.
[Huawei]sysname SW3
[SW3]vlan 30
[SW3-vlan30]int vlan 30
[SW3-Vlanif30]int e0/0/2
[SW3-Ethernet0/0/2]port link-type access
[SW3-Ethernet0/0/2]port default vlan 30
[SW3-Ethernet0/0/2]vlan 40
[SW3-vlan40]int vlan 40
[SW3-Vlanif40]int e0/0/3
[SW3-Ethernet0/0/3]port link-type access
[SW3-Ethernet0/0/3]port default vlan 40
[SW3-Ethernet0/0/3]q
[SW3]int e0/0/1
[SW3-Ethernet0/0/1]port link-type trunk
[SW3-Ethernet0/0/1]port trunk allow-pass vlan all
[SW3-Ethernet0/0/1]q
对SW4进行配置:
<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info ena
Info: Information center is disabled.
[Huawei]sysname SW4
[SW4]vlan 30
[SW4-vlan30]int vlan 30
[SW4-Vlanif30]int e0/0/3
[SW4-Ethernet0/0/3]port link-type access
[SW4-Ethernet0/0/3]port default vlan 30
[SW4-Ethernet0/0/3]q
[SW4]vlan 40
[SW4-vlan40]int vlan 40
[SW4-Vlanif40]int e0/0/2
[SW4-Ethernet0/0/2]port link-type access
[SW4-Ethernet0/0/2]port default vlan 40
[SW4-Ethernet0/0/2]q
[SW4]int e0/0/1
[SW4-Ethernet0/0/1]port link-type trunk
[SW4-Ethernet0/0/1]port trunk allow-pass vlan all
[SW4-Ethernet0/0/1]q
[SW4]q
SW3、SW4的配置结果如下:


用PC4 ping PC7结果如下:

用PC5 ping PC6结果如下:

结论:不同交换机上的同一个vlan之间可以通信,不同vlan之间不能通信。
3、使用hybrid接口,实现vlan通信,配置拓扑如下:

对SW3进行配置:
<SW3>sys
Enter system view, return user view with Ctrl+Z.
[SW3]vlan 30
[SW3-vlan30]int vlan 30
[SW3-Vlanif30]int e0/0/2
[SW3-Ethernet0/0/2]undo port default vlan
[SW3-Ethernet0/0/2]port link-type hybrid
[SW3-Ethernet0/0/2]port hybrid untagged vlan 30
[SW3-Ethernet0/0/2]port hybrid pvid vlan 30
[SW3-Ethernet0/0/2]q
[SW3]vlan 40
[SW3-vlan40]int vlan 40
[SW3-Vlanif40]int e0/0/3
[SW3-Ethernet0/0/3]undo port default vlan
[SW3-Ethernet0/0/3]port link-type hybrid
[SW3-Ethernet0/0/3]port hybrid untagged vlan 30
[SW3-Ethernet0/0/3]undo port hybrid untagged vlan 30
[SW3-Ethernet0/0/3]port hybrid untagged vlan 40
[SW3-Ethernet0/0/3]port hybrid pvid vlan 40
[SW3-Ethernet0/0/3]q
SW3的配置结果如下:

(SW4的配置与SW3同理,在此不重复赘述)
用PC4 ping PC7结果如下:

结论:使用hybrid接口可以实现vlan通信。
4、实现vlan间的通信,配置拓扑如下:

对SW2的补充配置:
<SW1>sys
Enter system view, return user view with Ctrl+Z.
[SW1]int e0/0/1
[SW1-Ethernet0/0/1]port link-type trunk
[SW1-Ethernet0/0/1]port trunk allow-pass vlan all
[SW1-Ethernet0/0/1]q
对SW3的补充配置:
<SW3>sys
Enter system view, return user view with Ctrl+Z.
[SW3]int e0/0/4
[SW3-Ethernet0/0/4]port link-type trunk
[SW3-Ethernet0/0/4]port trunk allow-pass vlan all
[SW3-Ethernet0/0/4]q
对SW5进行配置:
<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info ena
Info: Information center is disabled.
[Huawei]sysname
[Huawei]sysname SW5
[SW5]int vlanif 10
Error: The VLAN does not exist.
[SW5]int vlan 10
Error: The VLAN does not exist.
[SW5]vlan batch 10 20 30 40
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW5]int vlan 10
[SW5-Vlanif10]ip add 20.19.17.10 24
[SW5-Vlanif20]int g0/0/1
[SW5-GigabitEthernet0/0/1]port link-type trunk
[SW5-GigabitEthernet0/0/1]port trunk allow-pass vlan all
[SW5-GigabitEthernet0/0/1]int vlan 40
[SW5-Vlanif40]ip add 20.19.18.12 24
[SW5-Vlanif40]int g0/0/2
[SW5-GigabitEthernet0/0/2]port link-type trunk
[SW5-GigabitEthernet0/0/2]port trunk allow-pass vlan all
[SW5-GigabitEthernet0/0/2]q
[SW5]q
SW2、SW3和SW5的配置结果如下:



用PC1 ping PC5结果如下:

结论:利用三层交换机实现vlan间的通信。
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