02 STPVTP.docx

1、02 STPVTPSTP&VTP 实验目的： 配置及理解STP 配置Trunk 配置VTP实验说明：Cisco交换机默认启用了STP实验拓扑图：实验步骤：1. Sw1及Sw2最后两个端口通过两根交叉线连结，并配置成TrunkSW1#configure terminal SW1(config)#interface range fastethernet0/11 - 12 SW1(config-if-range)#switchport trunk encap dot1qSW1(config-if-range)#switchport mode trunk Sw1(config-if-range)#sw

2、itchport nonegotiateSW2#configure terminal SW2(config)#interface rnage fastethernet0/11 - 12 SW2(config-if-range)#switchport trunk encap dot1qSW2(config-if-range)#switchport mode trunkSw1(config-if-range)#switchport nonegotiateSw1#sh int trunkPort Mode Encapsulation Status Native vlanFa0/11 on 802.1

3、q trunking 1Fa0/12 on 802.1q trunking 1Port Vlans allowed on trunkFa0/11 1-4094Fa0/12 1-4094Port Vlans allowed and active in management domainFa0/11 1Fa0/12 1Port Vlans in spanning tree forwarding state and not prunedFa0/11 1Fa0/12 noneSw1#Sw1#sh int f0/11 switchport Name: Fa0/11Switchport: EnabledA

4、dministrative Mode: trunkOperational Mode: trunkAdministrative Trunking Encapsulation: dot1qOperational Trunking Encapsulation: dot1qNegotiation of Trunking: OffAccess Mode VLAN: 1 (default)Trunking Native Mode VLAN: 1 (default)Administrative private-vlan host-association: none Administrative privat

5、e-vlan mapping: none Operational private-vlan: none Trunking VLANs Enabled: ALLPruning VLANs Enabled: 2-1001Protected: falseVoice VLAN: none (Inactive)Appliance trust: noneSw1#sh vlan b VLAN Name Status Ports- - - -1 default active Fa0/1, Fa0/2, Fa0/3, Fa0/4 Fa0/5, Fa0/6, Fa0/7, Fa0/8 Fa0/9, Fa0/101

6、002 fddi-default active 1003 token-ring-default active 1004 fddinet-default active 1005 trnet-default active Sw1#sh vtp statusVTP Version : 2Configuration Revision : 0Maximum VLANs supported locally : 64Number of existing VLANs : 5VTP Operating Mode : ServerVTP Domain Name : VTP Pruning Mode : Disab

7、ledVTP V2 Mode : DisabledVTP Traps Generation : DisabledMD5 digest : 0x57 0xCD 0x40 0x65 0x63 0x59 0x47 0xBD Configuration last modified by 0.0.0.0 at 0-0-00 00:00:00Local updater ID is 0.0.0.0 (no valid interface found)Sw1(config)#vtp domain sannetChanging VTP domain name from NULL to sannetSw1(con

8、fig)#vtp password sannetSetting device VLAN database password to sannet.Sw1(config)#Sw2(config)#vtp domain sannetSw2(config)#vtp password sannetSw2(config)#vtp mode clientDevice mode already VTP CLIENT.Sw1(config)#vlan 10Sw1(config-vlan)#name sannet10Sw1(config-vlan)#vlan 20Sw1(config-vlan)#name san

9、net20Sw1(config-vlan)#endSw1#sh vtp statusVTP Version : 2Configuration Revision : 2Maximum VLANs supported locally : 64Number of existing VLANs : 7VTP Operating Mode : ServerVTP Domain Name : sannetVTP Pruning Mode : DisabledVTP V2 Mode : DisabledVTP Traps Generation : DisabledMD5 digest : 0x60 0xA6

10、 0xCF 0xD6 0x1C 0xEE 0xCB 0xFB Configuration last modified by 0.0.0.0 at 3-1-93 00:49:10Local updater ID is 0.0.0.0 (no valid interface found)Sw2#sh vtp stVTP Version : 2Configuration Revision : 2Maximum VLANs supported locally : 64Number of existing VLANs : 7VTP Operating Mode : ClientVTP Domain Na

11、me : sannetVTP Pruning Mode : DisabledVTP V2 Mode : DisabledVTP Traps Generation : DisabledMD5 digest : 0x93 0x39 0xF4 0xD7 0x70 0x20 0xFF 0x52 Configuration last modified by 0.0.0.0 at 3-1-93 00:51:32Sw2#sh vlan brVLAN Name Status Ports- - - -1 default active Fa0/1, Fa0/2, Fa0/3, Fa0/4 Fa0/5, Fa0/6

12、, Fa0/7, Fa0/8 Fa0/9, Fa0/1010 sannet10 active 20 sannet20 active 1002 fddi-default active 1003 token-ring-default active 1004 fddinet-default active 1005 trnet-default active Sw2(config)#vlan 30VTP VLAN configuration not allowed when device is in CLIENT mode.Sw2(config)#vtp mode serverSetting devic

13、e to VTP SERVER modeSw2(config)#vlan 30 Sw2(config-vlan)#name sannet30Sw2(config-vlan)#exitSw2(config)#Sw1#show vlan bVLAN Name Status Ports- - - -1 default active Fa0/1, Fa0/2, Fa0/3, Fa0/4 Fa0/5, Fa0/6, Fa0/7, Fa0/8 Fa0/9, Fa0/1010 sannet10 active 20 sannet20 active 30 sannet30 active 1002 fddi-de

14、fault active 1003 token-ring-default active 1004 fddinet-default active 1005 trnet-default active Sw2(config)#vtp mode transparent Setting device to VTP TRANSPARENT mode.Sw2(config)#vlan 40Sw2(config-vlan)#name sannet40Sw2(config-vlan)#endSw2#sh vlan bVLAN Name Status Ports- - - -1 default active Fa

15、0/1, Fa0/2, Fa0/3, Fa0/4 Fa0/5, Fa0/6, Fa0/7, Fa0/8 Fa0/9, Fa0/1010 sannet10 active 20 sannet20 active 30 sannet30 active 40 sannet40 active 1002 fddi-default active 1003 token-ring-default active 1004 fddinet-default active 1005 trnet-default active Sw1#sh vlan bVLAN Name Status Ports- - - -1 defau

16、lt active Fa0/1, Fa0/2, Fa0/3, Fa0/4 Fa0/5, Fa0/6, Fa0/7, Fa0/8 Fa0/9, Fa0/1010 sannet10 active 20 sannet20 active 30 sannet30 active 1002 fddi-default active 1003 token-ring-default active 1004 fddinet-default active 1005 trnet-default active Sw2(config)#vtp mode client Setting device to VTP CLIENT

17、 mode.Sw1#sh int trunk Port Mode Encapsulation Status Native vlanFa0/11 on 802.1q trunking 1Fa0/12 on 802.1q trunking 1Port Vlans allowed on trunkFa0/11 1-4094Fa0/12 1-4094Port Vlans allowed and active in management domainFa0/11 1,10,20,30Fa0/12 1,10,20,30Port Vlans in spanning tree forwarding state

18、 and not prunedFa0/11 1,10,20,30Fa0/12 noneSw1(config)#vtp pruning Pruning switched onSw1#sh int trunk Port Mode Encapsulation Status Native vlanFa0/11 on 802.1q trunking 1Fa0/12 on 802.1q trunking 1Port Vlans allowed on trunkFa0/11 1-4094Fa0/12 1-4094Port Vlans allowed and active in management doma

19、inFa0/11 1,10,20,30Fa0/12 1,10,20,30Port Vlans in spanning tree forwarding state and not prunedFa0/11 1Fa0/12 none2. PC1 IP：192.168.20.23/24PC2 IP: 192.168.20.24/24 PC1连结到Sw1的Fa0/1 PC2连结到Sw2的Fa0/1Sw2#sh int trunkPort Mode Encapsulation Status Native vlanFa0/11 on 802.1q trunking 1Fa0/12 on 802.1q tr

20、unking 1Port Vlans allowed on trunkFa0/11 1-4094Fa0/12 1-4094Port Vlans allowed and active in management domainFa0/11 1,10,20,30Fa0/12 1,10,20,30Port Vlans in spanning tree forwarding state and not prunedFa0/11 1,10Fa0/12 1C:Documents and Settingspineping 192.168.20.24Pinging 192.168.20.24 with 32 b

21、ytes of data:Request timed out.Reply from 192.168.20.24: bytes=32 time=1ms TTL=64Reply from 192.168.20.24: bytes=32 time=1ms TTL=64Reply from 192.168.20.24: bytes=32 time=1ms TTL=64Ping statistics for 192.168.20.24: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in

22、milli-seconds:Minimum = 1ms, Maximum = 1ms, Average = 1ms Sw1#sh spanning-tree VLAN0001 Spanning tree enabled protocol ieee Root ID Priority 32769 Address 000c.ce7c.5d00 Cost 19 Port 11 (FastEthernet0/11) Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Bridge ID Priority 32769 (priority 32768 s

23、ys-id-ext 1) Address 000d.2960.8bc0 Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Aging Time 300Interface Port ID Designated Port IDName Prio.Nbr Cost Sts Cost Bridge ID Prio.Nbr- - - - - - -Fa0/11 128.11 19 FWD 0 32769 000c.ce7c.5d00 128.11 Fa0/12 128.12 19 BLK 0 32769 000c.ce7c.5d00 128.12

24、VLAN0010 Spanning tree enabled protocol ieee Root ID Priority 32778 Address 000c.ce7c.5d00 Cost 19 Port 11 (FastEthernet0/11) Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Bridge ID Priority 32778 (priority 32768 sys-id-ext 10) Address 000d.2960.8bc0 Hello Time 2 sec Max Age 20 sec Forward De

25、lay 15 sec Aging Time 300Interface Port ID Designated Port IDName Prio.Nbr Cost Sts Cost Bridge ID Prio.Nbr- - - - - - -Fa0/1 128.1 100 FWD 19 32778 000d.2960.8bc0 128.1 Fa0/11 128.11 19 FWD 0 32778 000c.ce7c.5d00 128.11 Fa0/12 128.12 19 BLK 0 32778 000c.ce7c.5d00 128.12 VLAN0020 Spanning tree enabl

26、ed protocol ieee Root ID Priority 32788 Address 000c.ce7c.5d00 Cost 19 Port 11 (FastEthernet0/11) Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Bridge ID Priority 32788 (priority 32768 sys-id-ext 20) Address 000d.2960.8bc0 Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Aging Time 300Int

27、erface Port ID Designated Port IDName Prio.Nbr Cost Sts Cost Bridge ID Prio.Nbr- - - - - - -Fa0/11 128.11 19 FWD 0 32788 000c.ce7c.5d00 128.11 Fa0/12 128.12 19 BLK 0 32788 000c.ce7c.5d00 128.12 VLAN0030 Spanning tree enabled protocol ieee Root ID Priority 32798 Address 000c.ce7c.5d00 Cost 19 Port 11

28、 (FastEthernet0/11) Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Bridge ID Priority 32798 (priority 32768 sys-id-ext 30) Address 000d.2960.8bc0 Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Aging Time 300Interface Port ID Designated Port IDName Prio.Nbr Cost Sts Cost Bridge ID Prio.Nb

29、r- - - - - - -Fa0/11 128.11 19 FWD 0 32798 000c.ce7c.5d00 128.11 Fa0/12 128.12 19 BLK 0 32798 000c.ce7c.5d00 128.12 Sw1#Sw1(config)#spanning-tree vlan 1 root primarySw1(config)#spanning-tree vlan 10 root primarySw1(config)#spanning-tree vlan 20 root primarySw1(config)#spanning-tree vlan 30 root primarySw1#sh spanning-tree