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华为实验3

2015-06-08 00:00 435 查看
今天的实验是
STP
生成树协议

实验设备比较多

但是实验并不复杂
STP
协议是为了防止由于环路而产生的广播风暴和单播风暴

在企业中保障网络的正常运行往往需要对设备进行拢于备份

但是这样做就会产生环路

所以今天我们讲解通过
STP
协议来避免环路的产生。

(命令和
Cisco
的差不多

呵呵

!!!!!!!!!!!!!!)

实验过程如下:





SWA
:(三层设备)

<Quidway>sys

Enter system view, return to user view with Ctrl+Z.

[Quidway]sysname dongli

[dongli]sysname SW1

[SW1]vlan 2

[SW1-vlan2]vlan 3

[SW1-vlan3]vlan 4

[SW1-vlan4]quit

[SW1]stp vlan 1 root primary

[SW1]stp vlan 2

[SW1]stp vlan 2 root primary

[SW1]stp vlan 3 root second

[SW1]stp vlan 4 root second

[SW1]int e0/1

[SW1-Ethernet0/1]port link-type trunk

[SW1-Ethernet0/1]port trunk permit vlan all

[SW1-Ethernet0/1]int e0/2

[SW1-Ethernet0/2]port link-type trunk

[SW1-Ethernet0/2]port trunk permit vlan all

[SW1-Ethernet0/2]int e0/3

[SW1-Ethernet0/3]port link-type trunk

[SW1-Ethernet0/3]port trunk permit vlan all

[SW1-Ethernet0/3]

SW2
:同上

SW3
(接入层设备)

switch>sys

Enter system view, return to user view with Ctrl+Z.

[Quidway]vlan 2

[Quidway-vlan2]vlan 3

[Quidway-vlan3]vlan 4

[Quidway-vlan4]int e0/1

[Quidway-Ethernet0/1]port link-type trunk

[Quidway-Ethernet0/1]port trunk permit vlan all

[Quidway-Ethernet0/1]int e0/2

[Quidway-Ethernet0/2]trunk

?

[Quidway-Ethernet0/2]port link-type trunk

[Quidway-Ethernet0/2]port trunk permit vlan all

[Quidway-Ethernet0/2]

SW4 SW5

SW3

我们来测试一下

PC1

vlan1
IP
192.168.1.1 PC2 vlan1 IP 192.168.1.2

root@PCA root]# ping 192.168.1.2

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.207 ms

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.100 ms

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.96 ms

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.96 ms

4packets transmitted, 4 received, 0% loss, time 2000ms

没问题

我们把
SW1

E0/1
断开测试一下





[root@PCA root]# ping 192.168.1.2

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.207 ms

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.100 ms

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.96 ms

64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=0.96 ms

4packets transmitted, 4 received, 0% loss, time 2000ms

OK
实验成功

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

O(

_

)O~
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飘云欢迎你!!!!!!!!!!!!!!!!!!!!

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