02 STPVTP.docx
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02STPVTP
STP&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Trunk
SW1#configureterminal
SW1（config）#interfacerangefastethernet0/11-12
SW1（config-if-range）#switchporttrunkencapdot1q
SW1（config-if-range）#switchportmodetrunk
Sw1（config-if-range）#switchportnonegotiate
SW2#configureterminal
SW2（config）#interfacernagefastethernet0/11-12
SW2（config-if-range）#switchporttrunkencapdot1q
SW2（config-if-range）#switchportmodetrunk
Sw1（config-if-range）#switchportnonegotiate
Sw1#shinttrunk
PortModeEncapsulationStatusNativevlan
Fa0/11on802.1qtrunking1
Fa0/12on802.1qtrunking1
PortVlansallowedontrunk
Fa0/111-4094
Fa0/121-4094
PortVlansallowedandactiveinmanagementdomain
Fa0/111
Fa0/121
PortVlansinspanningtreeforwardingstateandnotpruned
Fa0/111
Fa0/12none
Sw1#
Sw1#shintf0/11switchport
Name:
Fa0/11
Switchport:
Enabled
AdministrativeMode:
trunk
OperationalMode:
trunk
AdministrativeTrunkingEncapsulation:
dot1q
OperationalTrunkingEncapsulation:
dot1q
NegotiationofTrunking:
Off
AccessModeVLAN:
1（default）
TrunkingNativeModeVLAN:
1（default）
Administrativeprivate-vlanhost-association:
none
Administrativeprivate-vlanmapping:
none
Operationalprivate-vlan:
none
TrunkingVLANsEnabled:
ALL
PruningVLANsEnabled:
2-1001
Protected:
false
VoiceVLAN:
none（Inactive）
Appliancetrust:
none
Sw1#shvlanb
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3,Fa0/4
Fa0/5,Fa0/6,Fa0/7,Fa0/8
Fa0/9,Fa0/10
1002fddi-defaultactive
1003token-ring-defaultactive
1004fddinet-defaultactive
1005trnet-defaultactive
Sw1#shvtpstatus
VTPVersion:
2
ConfigurationRevision:
0
MaximumVLANssupportedlocally:
64
NumberofexistingVLANs:
5
VTPOperatingMode:
Server
VTPDomainName:
VTPPruningMode:
Disabled
VTPV2Mode:
Disabled
VTPTrapsGeneration:
Disabled
MD5digest:
0x570xCD0x400x650x630x590x470xBD
Configurationlastmodifiedby0.0.0.0at0-0-0000:
00:
00
LocalupdaterIDis0.0.0.0（novalidinterfacefound）
Sw1（config）#vtpdomainsannet
ChangingVTPdomainnamefromNULLtosannet
Sw1（config）#vtppasswordsannet
SettingdeviceVLANdatabasepasswordtosannet.
Sw1（config）#
Sw2（config）#vtpdomainsannet
Sw2（config）#vtppasswordsannet
Sw2（config）#vtpmodeclient
DevicemodealreadyVTPCLIENT.
Sw1（config）#vlan10
Sw1（config-vlan）#namesannet10
Sw1（config-vlan）#vlan20
Sw1（config-vlan）#namesannet20
Sw1（config-vlan）#end
Sw1#shvtpstatus
VTPVersion:
2
ConfigurationRevision:
2
MaximumVLANssupportedlocally:
64
NumberofexistingVLANs:
7
VTPOperatingMode:
Server
VTPDomainName:
sannet
VTPPruningMode:
Disabled
VTPV2Mode:
Disabled
VTPTrapsGeneration:
Disabled
MD5digest:
0x600xA60xCF0xD60x1C0xEE0xCB0xFB
Configurationlastmodifiedby0.0.0.0at3-1-9300:
49:
10
LocalupdaterIDis0.0.0.0（novalidinterfacefound）
Sw2#shvtpst
VTPVersion:
2
ConfigurationRevision:
2
MaximumVLANssupportedlocally:
64
NumberofexistingVLANs:
7
VTPOperatingMode:
Client
VTPDomainName:
sannet
VTPPruningMode:
Disabled
VTPV2Mode:
Disabled
VTPTrapsGeneration:
Disabled
MD5digest:
0x930x390xF40xD70x700x200xFF0x52
Configurationlastmodifiedby0.0.0.0at3-1-9300:
51:
32
Sw2#shvlanbr
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3,Fa0/4
Fa0/5,Fa0/6,Fa0/7,Fa0/8
Fa0/9,Fa0/10
10sannet10active
20sannet20active
1002fddi-defaultactive
1003token-ring-defaultactive
1004fddinet-defaultactive
1005trnet-defaultactive
Sw2（config）#vlan30
VTPVLANconfigurationnotallowedwhendeviceisinCLIENTmode.
Sw2（config）#vtpmodeserver
SettingdevicetoVTPSERVERmode
Sw2（config）#vlan30
Sw2（config-vlan）#namesannet30
Sw2（config-vlan）#exit
Sw2（config）#
Sw1#showvlanb
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3,Fa0/4
Fa0/5,Fa0/6,Fa0/7,Fa0/8
Fa0/9,Fa0/10
10sannet10active
20sannet20active
30sannet30active
1002fddi-defaultactive
1003token-ring-defaultactive
1004fddinet-defaultactive
1005trnet-defaultactive
Sw2（config）#vtpmodetransparent
SettingdevicetoVTPTRANSPARENTmode.
Sw2（config）#vlan40
Sw2（config-vlan）#namesannet40
Sw2（config-vlan）#end
Sw2#shvlanb
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3,Fa0/4
Fa0/5,Fa0/6,Fa0/7,Fa0/8
Fa0/9,Fa0/10
10sannet10active
20sannet20active
30sannet30active
40sannet40active
1002fddi-defaultactive
1003token-ring-defaultactive
1004fddinet-defaultactive
1005trnet-defaultactive
Sw1#shvlanb
VLANNameStatusPorts
----------------------------------------------------------------------------
1defaultactiveFa0/1,Fa0/2,Fa0/3,Fa0/4
Fa0/5,Fa0/6,Fa0/7,Fa0/8
Fa0/9,Fa0/10
10sannet10active
20sannet20active
30sannet30active
1002fddi-defaultactive
1003token-ring-defaultactive
1004fddinet-defaultactive
1005trnet-defaultactive
Sw2（config）#vtpmodeclient
SettingdevicetoVTPCLIENTmode.
Sw1#shinttrunk
PortModeEncapsulationStatusNativevlan
Fa0/11on802.1qtrunking1
Fa0/12on802.1qtrunking1
PortVlansallowedontrunk
Fa0/111-4094
Fa0/121-4094
PortVlansallowedandactiveinmanagementdomain
Fa0/111,10,20,30
Fa0/121,10,20,30
PortVlansinspanningtreeforwardingstateandnotpruned
Fa0/111,10,20,30
Fa0/12none
Sw1（config）#vtppruning
Pruningswitchedon
Sw1#shinttrunk
PortModeEncapsulationStatusNativevlan
Fa0/11on802.1qtrunking1
Fa0/12on802.1qtrunking1
PortVlansallowedontrunk
Fa0/111-4094
Fa0/121-4094
PortVlansallowedandactiveinmanagementdomain
Fa0/111,10,20,30
Fa0/121,10,20,30
PortVlansinspanningtreeforwardingstateandnotpruned
Fa0/111
Fa0/12none
2.PC1IP：
192.168.20.23/24
PC2IP:
192.168.20.24/24
PC1连结到Sw1的Fa0/1
PC2连结到Sw2的Fa0/1
Sw2#shinttrunk
PortModeEncapsulationStatusNativevlan
Fa0/11on802.1qtrunking1
Fa0/12on802.1qtrunking1
PortVlansallowedontrunk
Fa0/111-4094
Fa0/121-4094
PortVlansallowedandactiveinmanagementdomain
Fa0/111,10,20,30
Fa0/121,10,20,30
PortVlansinspanningtreeforwardingstateandnotpruned
Fa0/111,10
Fa0/121
C:
\DocumentsandSettings\pine>ping192.168.20.24
Pinging192.168.20.24with32bytesofdata:
Requesttimedout.
Replyfrom192.168.20.24:
bytes=32time=1msTTL=64
Replyfrom192.168.20.24:
bytes=32time=1msTTL=64
Replyfrom192.168.20.24:
bytes=32time=1msTTL=64
Pingstatisticsfor192.168.20.24:
Packets:
Sent=4,Received=4,Lost=0（0%loss）,
Approximateroundtriptimesinmilli-seconds:
Minimum=1ms,Maximum=1ms,Average=1ms
Sw1#shspanning-tree
VLAN0001
Spanningtreeenabledprotocolieee
RootIDPriority32769
Address000c.ce7c.5d00
Cost19
Port11（FastEthernet0/11）
HelloTime2secMaxAge20secForwardDelay15sec
BridgeIDPriority32769（priority32768sys-id-ext1）
Address000d.2960.8bc0
HelloTime2secMaxAge20secForwardDelay15sec
AgingTime300
InterfacePortIDDesignatedPortID
NamePrio.NbrCostStsCostBridgeIDPrio.Nbr
-------------------------------------------------------------------------
Fa0/11128.1119FWD032769000c.ce7c.5d00128.11
Fa0/12128.1219BLK032769000c.ce7c.5d00128.12
VLAN0010
Spanningtreeenabledprotocolieee
RootIDPriority32778
Address000c.ce7c.5d00
Cost19
Port11（FastEthernet0/11）
HelloTime2secMaxAge20secForwardDelay15sec
BridgeIDPriority32778（priority32768sys-id-ext10）
Address000d.2960.8bc0
HelloTime2secMaxAge20secForwardDelay15sec
AgingTime300
InterfacePortIDDesignatedPortID
NamePrio.NbrCostStsCostBridgeIDPrio.Nbr
-------------------------------------------------------------------------
Fa0/1128.1100FWD1932778000d.2960.8bc0128.1
Fa0/11128.1119FWD032778000c.ce7c.5d00128.11
Fa0/12128.1219BLK032778000c.ce7c.5d00128.12
VLAN0020
Spanningtreeenabledprotocolieee
RootIDPriority32788
Address000c.ce7c.5d00
Cost19
Port11（FastEthernet0/11）
HelloTime2secMaxAge20secForwardDelay15sec
BridgeIDPriority32788（priority32768sys-id-ext20）
Address000d.2960.8bc0
HelloTime2secMaxAge20secForwardDelay15sec
AgingTime300
InterfacePortIDDesignatedPortID
NamePrio.NbrCostStsCostBridgeIDPrio.Nbr
-------------------------------------------------------------------------
Fa0/11128.1119FWD032788000c.ce7c.5d00128.11
Fa0/12128.1219BLK032788000c.ce7c.5d00128.12
VLAN0030
Spanningtreeenabledprotocolieee
RootIDPriority32798
Address000c.ce7c.5d00
Cost19
Port11（FastEthernet0/11）
HelloTime2secMaxAge20secForwardDelay15sec
BridgeIDPriority32798（priority32768sys-id-ext30）
Address000d.2960.8bc0
HelloTime2secMaxAge20secForwardDelay15sec
AgingTime300
InterfacePortIDDesignatedPortID
NamePrio.NbrCostStsCostBridgeIDPrio.Nbr
-------------------------------------------------------------------------
Fa0/11128.1119FWD032798000c.ce7c.5d00128.11
Fa0/12128.1219BLK032798000c.ce7c.5d00128.12
Sw1#
Sw1（config）#spanning-treevlan1rootprimary
Sw1（config）#spanning-treevlan10rootprimary
Sw1（config）#spanning-treevlan20rootprimary
Sw1（config）#spanning-treevlan30rootprimary
Sw1#shspanning-tree
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