网络设计第三次作业.doc

中大南方学院实验报告中大南方学院实验报告课程名称 计算机网络实验 成绩评定 实验项目名称 端口聚合提供冗余备份链路 指导教师 张庆丰 实验地点 1号实验楼315室 实验时间 2011 年3月29 日 学生姓名： 刘良哲 系： 电软 专业： 电子 学号 082021056 一、实验目的理解链路聚合的配置及原理.二、实验内容及要求背景描述 假设某企业采用两台交换机组成一个局域网,由于很多数据流量是跨过交换机进行转发的,因此需要提高交换机之间的传输带宽,并实现链路冗余备份,为此网络管理员在两台交换机之间采用两根网线互连,并将相应的两个端口聚合为一个逻辑端口,现要在交换机上做适当配置来实现这一目标.实现功能 增加交换机之间的传输带宽,并实现链路冗余备份.实验设备 S1916+(两台).PC(两台).直连线(4条)三、实验步骤步骤1. 交换机A基本配置.基本输入：SwitchA#configure terjminalswitchA(config)#vlan 10switchA(config-vlan)#name salesswitchA(config-vlan)#exitswitchA(config)#interface fastethernet 0/5switchA(cinfig-if)#switchport access vlan 10验证测试：验证已创建了vlan10,并将端口划分到vlan 10中.步骤2.在交换机switchA上配置聚合端口.基本输入：switchA(config)#interface aggregateport 1创建聚合接口AG1switchA(config-if)#switchport mode trunkswitchA(config-if)#exitswitchA(config)#interface range fastethernet 0/1-2switchA(config-if-range)#port-group 1配置接口0/1和0/2属于AG1验证测试：验证接口fastethernet 0/1和0/2属于AG1switchA#show aggregateport 1 summary 步骤3.交换机B的基本配置.基本输入：SwitchB#configure terjminalswitchB(config)#vlan 10switchB(config-vlan)#name salesswitchB(config-vlan)#exitswitchB(config)#interface fastethernet 0/5switchB(cinfig-if)#switchport access vlan 10验证测试：验证已创建了vlan10,并将端口划分到vlan 10中.switchB#show vlan id 10步骤4.在交换机switchB上配置聚合端口.基本输入：switchB(config)#interface aggregateport 1创建聚合接口AG1switchB(config-if)#switchport mode trunkswitchB(config-if)#exitswitchB(config)#interface range fastethernet 0/1-2switchB(config-if-range)#port-group 1配置接口0/1和0/2属于AG1验证测试：验证接口fastethernet 0/1和0/2属于AG1switchB#show aggregateport 1 summary步骤5.验证当交换机之间的一条链路断开时,PC1与PC2仍能互相通信.四、实验结果步骤1.交换机A基本配置.SwitchA#configure terminalEnter configuration commands, one per line. End with CTRL/Z.SwitchA(config)#vlan 100d:1h:5m:32s 5-CONFIG:Configured from outbandSwitchA(config-vlan)#name sales0d:1h:5m:41s 5-CONFIG:Configured from outbandSwitchA(config-vlan)#exit0d:1h:5m:43s 5-CONFIG:Configured from outbandSwitchA(config)#interface fastEthernet 0/50d:1h:5m:59s 5-CONFIG:Configured from outbandSwitchA(config-if)#switchport access vlan 100d:1h:6m:17s 5-CONFIG:Configured from outband步骤2.在交换机swtchA上配置聚合端口.SwitchA(config)#interface aggregatePort 10d:1h:23m:44s 5-CONFIG:Configured from outbandSwitchA(config-if)#switchport mode trunk0d:1h:23m:55s 5-CONFIG:Configured from outbandSwitchA(config-if)#exit0d:1h:23m:59s 5-CONFIG:Configured from outbandSwitchA(config)#interface range fastEthernet 0/1-20d:1h:24m:14s 5-CONFIG:Configured from outbandSwitchA(config-if-range)#port-group 10d:1h:24m:24s 5-CONFIG:Configured from outbandSwitchA(config-if-range)#end0d:1h:24m:33s 5-CONFIG:Configured from outbandSwitchA#show aggregatePort 1 summaryAggregatePort MaxPorts SwitchPort Mode Ports- - - - -Ag1 8 Enabled Trunk Fa0/1 , Fa0/2步骤3.交换机B的基本配置.SwitchB#configure terminalEnter configuration commands, one per line. End with CTRL/Z.SwitchB(config)#vlan 100d:1h:12m:37s 5-CONFIG:Configured from outbandSwitchB(config-vlan)#name sales0d:1h:12m:43s 5-CONFIG:Configured from outbandSwitchB(config-vlan)#exit0d:1h:12m:46s 5-CONFIG:Configured from outbandSwitchB(config)#interface fastEthernet 0/50d:1h:12m:54s 5-CONFIG:Configured from outbandSwitchB(config-if)#switchport access vlan 100d:1h:13m:23s 5-CONFIG:Configured from outband步骤4.在交换机switchB上配置聚合端口.SwitchB(config)#interface aggregatePort 10d:1h:20m:0s 5-CONFIG:Configured from outbandSwitchB(config-if)#switchport mode trunk0d:1h:20m:15s 5-CONFIG:Configured from outbandSwitchB(config-if)#exit0d:1h:20m:22s 5-CONFIG:Configured from outbandSwitchB(config)#interface range fastEthernet 0/1-20d:1h:20m:40s 5-CONFIG:Configured from outbandSwitchB(config-if-range)#port-group 10d:1h:20m:54s 5-CONFIG:Configured from outbandSwitchB(config-if-range)#end0d:1h:21m:35s 5-CONFIG:Configured from outbandSwitchB#show aggregatePort 1 summaryAggregatePort MaxPorts SwitchPort Mode Ports- - - - -Ag1 8 Enabled Trunk Fa0/1 , Fa0/2中大南方学院实验报告课程名称 计算机网络实验 成绩评定 实验项目名称 快速生成树协议RSTP的配置 指导教师 张庆丰 实验地点 1号实验楼305室 实验时间 2011 年3月29 日 学生姓名： 刘良哲 系： 电软 专业： 电子 学号 082021056 一、 实验目的理解快速生成树协议RSTP的配置及原理.二、 实验内容及要求背景描述 某学校为了开展计算机教学和网络办公,建立一个计算机教室和一个校办公区,这两处的计算机网络通过两台交换机互连组成内部校园网,为了提高网络的可靠性,网络管理员用2条链路将交换机互连,现要在交换机上做适当的配置,使网络避免环路.实现功能 使网络在有冗余链路的情况下避免环路的产生,避免广播风暴等.实验设备 S1916+(两台).主机(两台).直连线(4条)三、 实验步骤步骤1.交换机A的基本配置.基本输入：Switch#configure terminalSwitch(config)#hostname switchAswitchA(cinfig)#vlan 10switchA(config-vlan)#name slaesswitchA(config-vlan)#exitswitchA(config)#interface fastethernet 0/3switchA(config-if)#switchport access vlan 10switchA(config-if)#exitswitchA(config)#intface range fastethernet 0/1-2switchA(config-if-rangd)#switchpoort mode trunk步骤2.交换机B上的基本配置.基本输入：Switch#configure terminalSwitch(config)#hostname switchBswitchB(cinfig)#vlan 10switchB(config-vlan)#name slaesswitchB(config-vlan)#exitswitchB(config)#interface fastethernet 0/3switchB(config-if)#switchport access vlan 10switchB(config)#exitswitchB(config)#intface range fastethernet 0/1-2switchB(config-if-rangd)#switchpoort mode trunk步骤3.配置快速生成树协议.基本输入：switchA#configure terminalswitchA(config)#spanning-tree开户生成树协议switchA(config)#spanning-tree mode rstp指定生成树协议的类型为RSTPswitchB#configure terminalswitchB(config)#spanning-treeswitchB(config)#spanning-tree mode rstp指定生成树协议的类型为RSTP验证测试:验证快速生成树协议已经开启.switchA#show spanning-tree步骤4.设置交换机的优先级,指定switchA为根交换机.基本输入：switchA(config)#spanning-tree priority 4096switchA#show spanning-treeswitchB#show spanning-tree验证测试:A.验证交换机switchB的端口1和端口2的状态. B.如果switchA与switchB的端口F0/1之间的链路断掉,验证交换机switchB的端口2的状态,并观察状态转换时间.switchB#show spanning-tree interface fastetnernet 0/2 C.如果switchA与switchB之间的一条链路断掉,验证交换机PC1与PC2仍能互相ping通,并观察ping 的丢包情况.四、 实验结果步骤1.交换机A的基本配置.Swithch#configure terminalEnter configuration commands, one per line. End with CTRL/Z.Swithch(config)#hostname switchA0d:1h:31m:0s 5-CONFIG:Configured from outbandswitchA(config)#vlan 100d:1h:31m:7s 5-CONFIG:Configured from outbandswitchA(config-vlan)#name slaes0d:1h:31m:14s 5-CONFIG:Configured from outbandswitchA(config-vlan)#exit0d:1h:31m:17s 5-CONFIG:Configured from outbandswitchA(config)#interface fastEthernet 0/30d:1h:31m:35s 5-CONFIG:Configured from outbandswitchA(config-if)#switchport access vlan 100d:1h:31m:55s 5-CONFIG:Configured from outbandswitchA(config-if)#exit0d:1h:32m:26s 5-CONFIG:Configured from outbandswitchA(config)#interface range fastEthernet 0/1-20d:1h:32m:42s 5-CONFIG:Configured from outbandswitchA(config-if-range)#switchport mode trunk0d:1h:32m:57s 5-CONFIG:Configured from outband步骤2.交换机B上的基本配置.Switch#configure terminalEnter configuration commands, one per line. End with CTRL/Z.Switch(config)#hostname switchB0d:1h:37m:43s 5-CONFIG:Configured from outbandswitchB(config)#vlan 100d:1h:37m:50s 5-CONFIG:Configured from outbandswitchB(config-vlan)#name slaes0d:1h:38m:0s 5-CONFIG:Configured from outbandswitchB(config-vlan)#exit0d:1h:38m:3s 5-CONFIG:Configured from outbandswitchB(config)#interface fastEthernet 0/30d:1h:38m:11s 5-CONFIG:Configured from outbandswitchB(config-if)#switchport access vlan100d:1h:38m:23s 5-CONFIG:Configured from outbandswitchB(config-if)#exit0d:1h:38m:34s 5-CONFIG:Configured from outbandswitchB(config)#interface range fastEthernet 0/1-20d:1h:38m:47s 5-CONFIG:Configured from outbandswitchB(config-if-range)#switchport mode trunk0d:1h:38m:57s 5-CONFIG:Configured from outband步骤3.配置快速生成树协议.switchA#configure terminalEnter configuration commands, one per line. End with CTRL/Z.switchA(config)#spanning-tree0d:1h:34m:38s 5-CONFIG:Configured from outbandswitchA(config)#spanning-tree mode rstp0d:1h:34m:57s 5-CONFIG:Configured from outbandswitchB#configure terminalEnter configuration commands, one per line. End with CTRL/Z.switchB(config)#spanning-tree0d:1h:41m:29s 5-CONFIG:Configured from outbandswitchB(config)#spanning-tree mode rstp0d:1h:41m:39s 5-CONFIG:Configured from outband步骤4.设置交换机的优先级,指定switchA为根交换机.switchA(config)#spanning-tree priority 40960d:1h:45m:6s 5-CONFIG:Configured from outbandswitchA(config)#exit0d:1h:45m:11s 5-