{"id":440,"date":"2007-12-02T16:25:00","date_gmt":"2007-12-02T16:25:00","guid":{"rendered":"http:\/\/blog.pmail.idv.tw\/?p=440"},"modified":"2007-12-02T16:25:00","modified_gmt":"2007-12-02T16:25:00","slug":"cisco%e5%ad%b8%e7%bf%92%e7%ad%86%e8%a8%9820071130","status":"publish","type":"post","link":"https:\/\/blog.pmail.idv.tw\/?p=440","title":{"rendered":"Cisco\u5b78\u7fd2\u7b46\u8a1820071130"},"content":{"rendered":"

Cisco\u5b78\u7fd2\u7b46\u8a1820071130<\/p>\n

<\/p>\n

VTP\u5354\u5b9a(VLAN Trunking Protocol<\/strong>)\uff1a\u7528\u4f86\u50b3\u9001\u548c\u540c\u6b65VLAN\u7684\u8cc7\u8a0a <\/p>\n

Cisco-Switch\u9810\u8a2d\u6240\u6709\u7684port\u90fd\u5728VLAN1 <\/p>\n

IEEE 802.1Q : \u7528\u4f86\u8fa8\u8b58\u5e36\u6709VLAN\u8cc7\u8a0a\u7684 Frame<\/strong> <\/p>\n

Trunk-port : \u5141\u8a31\u591a\u500bVLAN<\/strong> <\/p>\n

Access-port : \u53ea\u80fd\u6709\u4e00\u500bVLAN<\/strong> <\/p>\n

Trunking: Switch \u548c Switch \u4e00\u5b9a\u8981\u8dd1 Trunk<\/strong> <\/p>\n

VTP-Modes\uff1a<\/strong> <\/p>\n

\u81f3\u5c11\u6709\u4e00\u500b\u89d2\u8272\u53ebServer \u5176\u5b83\u7684\u53ebClient , \u6703\u6709\u4e00\u500bVTP-Domain , VTP-password<\/strong> <\/p>\n

\u50b3\u9001\u65b9\u5f0f\uff1aMutilcast <\/strong> <\/p>\n

PS:  \u53ea\u6709Server\u53ef\u4ee5 add,delete,modify VLAN <\/strong> <\/p>\n

PS: \u7576VLAN\u8cc7\u6599\u540c\u6b65\u6642\uff0c\u6703\u5e36\u4e00\u500b\u6578\u5b57revison , vtp-client \u5c31\u6703\u4ee5\u9019\u500b\u6578\u5b57\u4f86\u5224\u65b7\u662f\u5426\u8981\u540c\u6b65\uff0c\u53ea\u8981\u6709<\/strong>add,delete,modify VLAN\uff0c<\/strong>revison\u5c31\u52a01 <\/strong> <\/p>\n

PS : VTP-mode \u9084\u6709\u4e00\u500b\u6210\u54e1Transparent , \u7576Server \u6709\u4fee\u6539VLAN\u8cc7\u8a0a\u6642\uff0c\u672c\u8eab\u4e0d\u6703\u548cServer\u540c\u6b65\uff0c\u4f46\u4ed6\u6703\u52a0\u5165VTP-domain\uff0c<\/strong> <\/p>\n

      \u624d<\/strong>\u6703\u5e6b\u5fd9forward vlan\u8cc7\u8a0a   <\/strong> <\/p>\n

server : send,forward<\/strong> <\/p>\n

clinet :forward<\/strong> <\/p>\n

\u9810\u8a2d \u6bce\u500bSwitch \u90fd\u662fServer mode<\/strong> <\/p>\n

advertisements \u662fVTP\u50b3\u9001\u51fa\u4f86\u7684\u8cc7\u6599(\u53ea\u8981\u6709\u6539\u8b8avlan\u5c31\u99ac\u4e0a\u9001\uff0c\u82e5\u7121\u7684\u8a71\u5c315\u5206\u9418\u9001\u4e00\u6b21)<\/strong> <\/p>\n

VTP Pruning \u7279\u6027\uff1a<\/strong> <\/p>\n

1.\u6e1b\u5c11\u6c92\u6709\u5fc5\u8981\u7684 flooding traffic(decreasewn unnecessary flooding traffic)<\/strong> <\/p>\n

2.\u589e\u52a0\u53ef\u7528\u7684\u983b\u5bec ( increase available bandwidth)<\/strong> <\/p>\n

\u8a2d\u5b9aSwitch-VTP-LAB:<\/strong><\/p>\n

\"cs4\"<\/a><\/strong><\/p>\n

<\/p>\n

VTP-domain : ICND <\/p>\n

VTP-PASSWORD : ccna <\/p>\n

\u6b65\u9a5f: <\/strong> <\/p>\n

1. \u5148\u8a2d\u5b9avtp-server (\u4e0a\u5716\u7b2c\u4e00\u5c64switch)<\/strong> <\/p>\n

\u9032\u5165command <\/strong> <\/p>\n

\u80fd\u7528\u7e2e\u5beb\u6307\u4ee4\u5c31\u7528\u56c9<\/strong> <\/p>\n

Switch>en  <\/strong> <\/p>\n

Switch#conf t<\/strong> <\/p>\n

Switch(config)#hostname server  (\u8a2d\u5b9aswitch \u540d\u7a31\u70ba server,\u6307\u4ee4\u548c\u524d\u4e00\u7bc7\u7b46\u8a18\u7684router\u76f8\u540c)<\/strong> <\/p>\n

server(config)#vtp domain mis (\u8a2d\u5b9avtp domain ,\u6307\u4ee4\u57f7\u884c\u5f8c\u6703\u6709\u4e0b\u9762\u4e00\u6bb5\u8a0a\u606f)<\/strong> <\/p>\n

Changing VTP domain name from NULL to mis<\/strong> <\/p>\n

server(config)#vtp password mis (\u8a2d\u5b9a vtp\u5bc6\u78bc,\u6307\u4ee4\u57f7\u884c\u5f8c\u6703\u6709\u4e0b\u9762\u4e00\u6bb5\u8a0a\u606f)<\/strong> <\/p>\n

Setting device VLAN database password to mis<\/strong> <\/p>\n

server(config)#vtp mode server<\/strong> <\/p>\n

(\u8a2d\u5b9avtp\u7684\u89d2\u8272\u70baServer,\u6307\u4ee4\u57f7\u884c\u5f8c\u6703\u6709\u4e0b\u9762\u4e00\u6bb5\u8a0a\u606f,\u4f46\u56e0\u70ba\u9810\u8a2dcisco\u7684switch\u90fd\u662fserver-mode\u6240\u4ee5\u8a0a\u7cfb\u6703\u8aaa\u88dd\u7f6e\u5df2\u7d93\u662f server\u4e86)<\/strong> <\/p>\n

Device mode already VTP SERVER<\/strong> <\/p>\n

\u8a2d\u5b9aServer-switch f0\/1 f0\/2\u70batrunk-port (switch & switch \u5fc5\u9808\u8d70trunk)<\/strong> <\/p>\n

server(config)#interface fastEthernet0\/1<\/strong> <\/p>\n

server(config-if)#switchport mode trunk<\/strong> <\/p>\n

server(config-if)#interface fastEthernet0\/2<\/strong> <\/p>\n

server(config-if)#switchport mode trunk<\/strong> <\/p>\n

\u67e5\u8a62vtp \u72c0\u614b<\/strong> <\/p>\n

server#show vtp status ( \u5230\u7279\u6b0a\u6a21\u5f0f\u57f7\u884c\u8a72\u6307\u4ee4)
VTP Version : 2
Configuration Revision : 0
Maximum VLANs supported locally : 64
Number of existing VLANs : 5
VTP Operating Mode : Server  (\u78ba\u5b9a\u89d2\u8272\u70bavtp-server)
VTP Domain Name : mis
VTP Pruning Mode : Disabled
VTP V2 Mode : Disabled
VTP Traps Generation : Disabled
MD5 digest : 0x63 0x8F 0xF3 0xC0 0x35 0x2F 0xC6 0xD0
Configuration last modified by 0.0.0.0 at 0-0-00 00:00:00
Local updater ID is 0.0.0.0 (no valid interface found)<\/strong> <\/p>\n

2. \u8a2d\u5b9avtp-client (\u4e0a\u5716\u7b2c\u4e8c\u5c642\u500bswitch)<\/strong> <\/p>\n

\u8a2d\u5b9aSwitchA ,\u9032\u5165command <\/strong> <\/p>\n

Switch>en  <\/strong> <\/p>\n

Switch#conf t<\/strong> <\/p>\n

Switch(config)#hostname SwitchA (\u8a2d\u5b9aswitch \u540d\u7a31\u70ba SwitchA)<\/strong> <\/p>\n

SwitchA(config)#vtp domain mis (\u8a2d\u5b9avtp domain )<\/strong> <\/p>\n

SwitchA(config)#vtp password mis (\u8a2d\u5b9a vtp\u5bc6\u78bc)<\/strong> <\/p>\n

\u8a2d\u5b9aswitchA f0\/1 \u70ba access-port f0\/2\u70batrunk-port (switch \u8207 pc \u5fc5\u9808\u8d70 access)<\/strong> <\/p>\n

SwitchA(config)#interface fastEthernet0\/1<\/strong> <\/p>\n

SwitchA(config-if)#switchport mode access<\/strong> <\/p>\n

SwitchA(config-if)#interface fastEthernet0\/2<\/strong> <\/p>\n

SwitchA(config-if)#switchport mode trunk<\/strong> <\/p>\n

switchA#show vtp status
VTP Version : 2
Configuration Revision : 2
Maximum VLANs supported locally : 64
Number of existing VLANs : 6
VTP Operating Mode : Client (\u78ba\u5b9a\u89d2\u8272\u70bavtp-client)
VTP Domain Name : mis
VTP Pruning Mode : Disabled
VTP V2 Mode : Disabled
VTP Traps Generation : Disabled
MD5 digest : 0x4D 0x09 0x37 0xD1 0xAD 0x1E 0xBC 0xA0
Configuration last modified by 0.0.0.0 at 3-1-93 00:16:22<\/strong> <\/p>\n

\u8a2d\u5b9aSwitchB,\u9032\u5165command <\/strong> <\/p>\n

Switch>en  <\/strong> <\/p>\n

Switch#conf t<\/strong> <\/p>\n

Switch(config)#hostname SwitchB (\u8a2d\u5b9aswitch \u540d\u7a31\u70ba SwitchB)<\/strong> <\/p>\n

SwitchB(config)#vtp domain mis (\u8a2d\u5b9avtp domain )<\/strong> <\/p>\n

SwitchB(config)#vtp password mis (\u8a2d\u5b9a vtp\u5bc6\u78bc)<\/strong> <\/p>\n

\u8a2d\u5b9aswitchB f0\/1 \u70ba access-port f0\/2\u70batrunk-port (switch \u8207 pc \u5fc5\u9808\u8d70 access)<\/strong> <\/p>\n

SwitchB(config)#interface fastEthernet0\/1<\/strong> <\/p>\n

SwitchB(config-if)#switchport mode access<\/strong> <\/p>\n

SwitchB(config-if)#interface fastEthernet0\/2<\/strong> <\/p>\n

SwitchB(config-if)#switchport mode trunk<\/strong> <\/p>\n

switchB#show vtp status
VTP Version : 2
Configuration Revision : 2
Maximum VLANs supported locally : 64
Number of existing VLANs : 6
VTP Operating Mode : Client (\u78ba\u5b9a\u89d2\u8272\u70bavtp-client)
VTP Domain Name : mis
VTP Pruning Mode : Disabled
VTP V2 Mode : Disabled
VTP Traps Generation : Disabled
MD5 digest : 0x4D 0x09 0x37 0xD1 0xAD 0x1E 0xBC 0xA0
Configuration last modified by 0.0.0.0 at 3-1-93 00:16:22<\/strong> <\/p>\n

3. \u5728VTP-Server \u5efa\u7acb\u4e00\u500b\u65b0\u7684Vlan 4 \u540d\u7a31\u70ba mis002<\/strong> <\/p>\n

server(config)# vlan 4 (\u65b0\u589e\u4e00\u500bvlan ID \u662f4)<\/strong> <\/p>\n

server(config-vlan)# name mis002 (\u53d6\u4e00\u500b\u540d\u7a31\u70bamis002)<\/strong> <\/p>\n

server(config-vlan)#exit (\u96e2\u958b)<\/strong> <\/p>\n

\u67e5\u8a62 vtp-domain vlan \u72c0\u614b<\/strong> <\/p>\n

server# sh vlan <\/strong> <\/p>\n

VLAN Name Status Ports
—- ——————————– ——— ——————————-
1 default active 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
3 mis001 active
4 mis002 active  (\u78ba\u5be6\u6709\u525b\u624d\u65b0\u589e\u7684vlan)
1002 fddi-default active
1003 token-ring-default active
1004 fddinet-default active
1005 trnet-default active
VLAN Type SAID MTU Parent RingNo BridgeNo Stp BrdgMode Trans1 Trans2
—- —– ———- —– —— —— ——– —- ——– —— ——
1 enet 100001 1500 – – – – – 0 0
3 enet 100003 1500 – – – – – 0 0
4 enet 100004 1500 – – – – – 0 0
1002 enet 101002 1500 – – – – – 0 0
1003 enet 101003 1500 – – – – – 0 0
1004 enet 101004 1500 – – – – – 0 0
1005 enet 101005 1500 – – – – – 0 0<\/strong> <\/p>\n

\u518d\u4f86\u5c31\u662f\u53bbvtp-client SwitchA SwitchB \u67e5\u8a62Vlan\u72c0\u614b \u61c9\u8a72\u4e5f\u6703\u540c\u6b65\u66f4\u65b0\u5594 <\/p>\n

4. \u8a2d\u5b9aSwitchA \u7684 f0\/1 \u70ba vlan 4 <\/p>\n

   SwitchA(config)# int f0\/1 <\/p>\n

   SwitchA(config-if)# switchport access vlan 4 (\u7528\u6b64\u6307\u4ee4\u8a2d\u5b9a)<\/strong> <\/p>\n

   VLAN Name Status Ports
—- ——————————– ——— ——————————-
1 default active 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
3 mis001 active
4 mis002 active Fa0\/1  (\u78ba\u5b9a\u6709\u5c07f0\/1\u6307\u4ee4\u6210vlan 4)<\/strong>
1002 fddi-default active
1003 token-ring-default active
1004 fddinet-default active
1005 trnet-default active
VLAN Type SAID MTU Parent RingNo BridgeNo Stp BrdgMode Trans1 Trans2
—- —– ———- —– —— —— ——– —- ——– —— ——
1 enet 100001 1500 – – – – – 0 0
3 enet 100003 1500 – – – – – 0 0
4 enet 100004 1500 – – – – – 0 0
1002 enet 101002 1500 – – – – – 0 0
1003 enet 101003 1500 – – – – – 0 0
1004 enet 101004 1500 – – – – – 0 0
1005 enet 101005 1500 – – – – – 0 0<\/strong><\/p>\n

<\/strong><\/p>\n

\n