锐捷网络实验.docx
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锐捷网络实验
湖南师范大学职业技术学院实验报告
实验课程
计算机网络
学生姓名
白艳/贺敏/杨忻澎/
邝燕财/马萌/邹芳云
记分
实验项目
跨交换机实现VLAN通信
学号
2008180530/2008180515/2008180523
/2008180516/2008180538/2008180531
年级专业
2008级计算机
实验时间
2010-12-10
问题描述(给出所做实验项目求解问题的简单描述):
利用网线把两台2126级联,在每台交换机设置VLAN,并对相应端口进行配置,实现跨交换间相同VLAN间通信。
配置清单(给出上机实验时所编写程序清单):
/////////////////////////////////////////////////////////////////////////////////////////////////////////
SwitchA配置
/////////////////////////////////////////////////////////////////////////////////////////////////////////
SwitchA#showvlan
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3
Fa0/4,Fa0/5,Fa0/6
Fa0/7,Fa0/8,Fa0/9
Fa0/10,Fa0/11,Fa0/12
Fa0/13,Fa0/14,Fa0/15
Fa0/16,Fa0/17,Fa0/18
Fa0/19,Fa0/20,Fa0/21
Fa0/22,Fa0/23,Fa0/24
SwitchA#
SwitchA#configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
SwitchA(config)#vlan10
0d:
0h:
11m:
45s@5-CONFIG:
Configuredfromoutband
SwitchA(config-vlan)#exit
0d:
0h:
11m:
50s@5-CONFIG:
Configuredfromoutband
SwitchA(config)#vlan20
0d:
0h:
11m:
45s@5-CONFIG:
Configuredfromoutband
SwitchA(config-vlan)#exit
SwitchA(config)#end
0d:
0h:
12m:
27s@5-CONFIG:
Configuredfromoutband
SwitchA#showintestatus
InterfaceStatusvlanduplexspeedtype
--------------------------------------------------------------------
Fa0/1up1Full10010/100BaseTX
Fa0/2down1UnknownUnknown10/100BaseTX
Fa0/3down1UnknownUnknown10/100BaseTX
Fa0/4up1Full10010/100BaseTX
Fa0/5down1UnknownUnknown10/100BaseTX
Fa0/6down1UnknownUnknown10/100BaseTX
Fa0/7down1UnknownUnknown10/100BaseTX
Fa0/8down1UnknownUnknown10/100BaseTX
Fa0/9down1UnknownUnknown10/100BaseTX
Fa0/10up1Full10010/100BaseTX
Fa0/11down1UnknownUnknown10/100BaseTX
Fa0/12down1UnknownUnknown10/100BaseTX
Fa0/13down1UnknownUnknown10/100BaseTX
Fa0/14down1UnknownUnknown10/100BaseTX
Fa0/15down1UnknownUnknown10/100BaseTX
Fa0/16down1UnknownUnknown10/100BaseTX
Fa0/17down1UnknownUnknown10/100BaseTX
Fa0/18down1UnknownUnknown10/100BaseTX
Fa0/19down1UnknownUnknown10/100BaseTX
--More--Fa0/20down1UnknownUnknown10/100BaseTX
--More--Fa0/21down1UnknownUnknown10/100BaseTX
--More--
SwitchA#configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
SwitchA(config)#interfacefastEthernet0/10
0d:
0h:
12m:
48s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#switchportaccessvlan10
0d:
0h:
13m:
1s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#exit
0d:
0h:
13m:
8s@5-CONFIG:
Configuredfromoutband
SwitchA(config)#
SwitchA(config)#interfacefastEthernet0/4
0d:
0h:
12m:
48s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#switchportaccessvlan20
0d:
0h:
13m:
1s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#exit
0d:
0h:
13m:
8s@5-CONFIG:
Configuredfromoutband
SwitchA(config)#
SwitchA(config)#exit
0d:
0h:
13m:
10s@5-CONFIG:
Configuredfromoutband
SwitchA#configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
SwitchA(config)#interfacefastEthernet0/1
0d:
0h:
14m:
32s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#switchportmodetrunk
0d:
0h:
14m:
51s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#end
0d:
0h:
14m:
55s@5-CONFIG:
Configuredfromoutband
/////////////////////////////////////////////////////////////////////////////////////////////////////////
SwitchB配置
/////////////////////////////////////////////////////////////////////////////////////////////////////////
configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
S3750_S1(config)#end
2010-12-2405:
53:
52@5-CONFIG:
Configuredfromoutband
S3750_S1#showvlan
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/4,Fa0/5
Fa0/6,Fa0/7,Fa0/8,Fa0/9
Fa0/10,Fa0/11,Fa0/12,Fa0/13
Fa0/14,Fa0/15,Fa0/16,Fa0/17
Fa0/18,Fa0/19,Fa0/20,Fa0/21
Fa0/22,Fa0/23,Fa0/24,Gi0/25
Gi0/26,Gi0/27,Gi0/28
S3750_S1#
S3750_S1#configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
S3750_S1(config)#vlan10
2010-12-2405:
54:
41@5-CONFIG:
Configuredfromoutband
S3750_S1(config-vlan)#exit
2010-12-2405:
54:
43@5-CONFIG:
Configuredfromoutband
S3750_S1(config)#interfacefastEthernet0/4
2010-12-2405:
54:
51@5-CONFIG:
Configuredfromoutband
S3750_S1(config-if)#switchportaccessvlan10
2010-12-2405:
55:
09@5-CONFIG:
Configuredfromoutband
S3750_S1(config-if)#noshutdown
2010-12-2405:
55:
14@5-CONFIG:
Configuredfromoutband
S3750_S1(config-if)#exit
2010-12-2405:
55:
16@5-CONFIG:
Configuredfromoutband
S3750_S1(config)#interfacefastEthernet0/1
2010-12-2405:
55:
19@5-CONFIG:
Configuredfromoutband
S3750_S1(config-if)#switchportmodetrunk
2010-12-2405:
55:
24@5-CONFIG:
Configuredfromoutband
S3750_S1(config-if)#noshutdown
2010-12-2405:
55:
39@5-CONFIG:
Configuredfromoutband
S3750_S1(config-if)#end
实验分析(给出实验过程或结果的分析):
第一步:
将电脑、交换机按上图都连接起来。
给电脑PC0、PC1、PC2配同一网段的IP地址,相互ping对方,测试连通性。
各电脑之间都是通的。
第二步:
创建Vlan10、Vlan20,将接口加入Vlan(SwitchA的F0/4加入Vlan20,F0/10加入Vlan10。
SwitchB的F0/4加入Vlan10),各电脑再互相ping对方。
各电脑之间都不通。
第三步:
设trunk口模式(把交换机switchA与交换机switchB相连的端口F0/1定义为Trunk模式).各电脑再互相ping对方。
发现PC0与PC2是连通的。
我们可以发现,相同Vlan的PC之间可以通信了。
而PC1与PC0、PC2都不通。
这是因为它们处于不同的Vlan。
第四步:
实验完成。
湖南师范大学职业技术学院实验报告
实验课程
数据通信与网络
学生姓名
白艳/贺敏/杨忻澎/
邝燕财/马萌/邹芳云
记分
实验项目
网络冗余链路管理
学号
2008180530/2008180515/2008180523
/2008180516/2008180538/2008180531
年级专业
2008级计算机
实验时间
2010-12-14
问题描述(给出所做实验项目求解问题的简单描述):
利用网线连接两台2126交换机,设成冗余链路环境,在每台交换机设置STP(生成树协议),并对相应交换机、端口优先级进行配置,查看生成树根及路径开销变化。
配置清单(给出上机实验时所编写程序清单):
/////////////////////////////////////////////////////////////////////////////////////////////////////////
SwitchA配置
/////////////////////////////////////////////////////////////////////////////////////////////////////////
SwitchA#
SwitchA#showvlan
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3
Fa0/4,Fa0/5,Fa0/6
Fa0/7,Fa0/8,Fa0/9
Fa0/10,Fa0/11,Fa0/12
Fa0/13,Fa0/14,Fa0/15
Fa0/16,Fa0/17,Fa0/18
Fa0/19,Fa0/20,Fa0/21
Fa0/22,Fa0/23,Fa0/24
SwitchA#
SwitchA#configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
SwitchA(config)#vlan10
0d:
0h:
27m:
39s@5-CONFIG:
Configuredfromoutband
SwitchA(config-vlan)#exit
0d:
0h:
27m:
44s@5-CONFIG:
Configuredfromoutband
SwitchA(config)#
SwitchA(config)#interfacerangefastEthernet0/1-2
0d:
0h:
28m:
18s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if-range)#switchportmodetrunk
0d:
0h:
28m:
22s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if-range)#exit
0d:
0h:
28m:
28s@5-CONFIG:
Configuredfromoutband
SwitchA(config)#interfacefastEthernet0/10
0d:
0h:
28m:
37s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#switchportaccessvlan10
0d:
0h:
28m:
43s@5-CONFIG:
Configuredfromoutband
SwitchA(config-if)#end
0d:
0h:
28m:
49s@5-CONFIG:
Configuredfromoutband
SwitchA#showvlan
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3
Fa0/4,Fa0/5,Fa0/6
Fa0/7,Fa0/8,Fa0/9
Fa0/11,Fa0/12,Fa0/13
Fa0/14,Fa0/15,Fa0/16
Fa0/17,Fa0/18,Fa0/19
Fa0/20,Fa0/21,Fa0/22
Fa0/23,Fa0/24
10VLAN0010activeFa0/1,Fa0/2,Fa0/10
SwitchA#
SwitchA#configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
SwitchA(config)#spanning-tree!
在没有形成环之前
0d:
0h:
30m:
9s@5-CONFIG:
Configuredfromoutband
SwitchA(config)#
SwitchA(config)#spanning-treemoderstp
0d:
0h:
30m:
22s@5-CONFIG:
Configuredfromoutband
SwitchA(config)#end
0d:
0h:
30m:
24s@5-CONFIG:
Configuredfromoutband
SwitchA#showspanning-tree
StpVersion:
RSTP
SysStpStatus:
Enabled
BaseNumPorts:
24
MaxAge:
20
HelloTime:
2
ForwardDelay:
15
BridgeMaxAge:
20
BridgeHelloTime:
2
BridgeForwardDelay:
15
MaxHops:
20
TxHoldCount:
3
PathCostMethod:
Long
BPDUGuard:
Disabled
BPDUFilter:
Disabled
BridgeAddr:
00d0.f88b.f394
Priority:
32768!
优先为32768,缺省配置
TimeSinceTopologyChange:
0d:
0h:
0m:
10s
TopologyChanges:
0
DesignatedRoot:
800000D0F810E418
RootCost:
200000
RootPort:
Fa0/1
SwitchA#!
以下交换机显示信息提示拓扑发生了改变
0d:
0h:
30m:
40s@4-TOPOCHANGE:
Topologyischanged
0d:
0h:
31m:
33s@5-LINKUPDOWN:
Fa0/2changedstatetoup
SwitchA#showspanning-tree
StpVersion:
RSTP
SysStpStatus:
Enabled
BaseNumPorts:
24
MaxAge:
20
HelloTime:
2
ForwardDelay:
15
BridgeMaxAge:
20
BridgeHelloTime:
2
BridgeForwardDelay:
15
MaxHops:
20
TxHoldCount:
3
PathCostMethod:
Long
BPDUGuard:
Disabled
BPDUFilter:
Disabled
BridgeAddr:
00d0.f88b.f394
Priority:
32768
TimeSinceTopologyChange:
0d:
0h:
1m:
17s
TopologyChanges:
0
DesignatedRoot:
800000D0F810E418
RootCost:
200000!
到根的开销为200000
RootPort:
Fa0/1!
根端口为Fa0/1
SwitchA#
0d:
0h:
33m:
5s@4-TOPOCHANGE:
Topologyischanged
0d:
0h:
33m:
6s@4-TOPOCHANGE:
Topologyischanged
SwitchA#
SwitchA#showspanning-tree
StpVersion:
RSTP
SysStpStatus:
Enabled
BaseNumPorts:
24
MaxAge:
20
HelloTime:
2
ForwardDelay:
15
BridgeMaxAge:
20
BridgeHelloTime:
2
BridgeForwardDelay:
15
MaxHops:
20
TxHoldCount:
3
PathCostMethod:
Long
BPDUGuard:
Disabled
BPDUFilter:
Disabled
BridgeAddr:
00d0.f88b.f394
Priority:
32768!
优先为32768,缺省配置
TimeSinceTopologyChange:
0d:
0h:
0m:
13s
TopologyChanges:
0
DesignatedRoot:
800000D0F810E418
RootCost:
200000!
到根的开销为200000
RootPort:
Fa0/2!
根端口为Fa0/2(在根交换中改变了端口权值后的变化)
SwitchA#configure
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
SwitchA(config)#spanning-treepriority?
<0-61440>Bridgepriorityinincrementsof4096
SwitchA(config)#spanning-treepriority4096!
改变交换机的权值(这是在非根交换机中)
0d:
0h:
33m:
42s@5-CONFIG:
Configuredfromoutband
0d:
0h:
33m:
42s@4-NEWROOT:
Newrootisproduced
Swi