????êμ?é??3?￡o????D?Díí???

ó2?t?·?3￡o6ì¨PC?ú￡?3ì¨?????ú￡?3ì¨?·óé￡?3?ù??2???￡?7?ù?±í¨???￡

èí?t?·?3￡owindows xp 2ù×÷?μí3 3????????￡

êμ?é2??è￡o

1.°′????í?á??ó?????ú￡??·óé?÷￡?PC?úμ?êy?Y???￡

Pc1?----¨¤Sw1 7o????ú Pc2?----¨¤Sw2 7o????ú

Pc3?----¨¤Sw1 17o????ú Pc4?----¨¤Sw2 17o????ú

Pc5?----¨¤Sw3 5o????ú pc6?----¨¤Sw3 12o????ú

Sw1 24o????ú?----¨¤Sw2 24o????ú
Sw1 23o????ú?----¨¤Router1 e0/0???ú

Router1 e1/1???ú?----¨¤Router2 e0/0???ú

Router2 e1/2???ú?----¨¤Router3 e1/1???ú

Router3 e0/0???ú?----¨¤Switch3 24o????ú

2.switch1μ?????è???￡o

switch>enable
switch#config terminal

switch(config)#hostname sw1

sw1(config)#no ip domain-lookup

sw1(config)#line console 0

sw1(config-line)#exec-timeout 0 0

sw1(config-line)#logging synchronous

sw1(config-line)#enable password 123

sw1(config)#exit
sw1(config)#vlan database

sw1(vlan)#VTP domain abc.com

sw1(vlan)#vtp password cisco

sw1(vlan)#exit

sw1#config terminal

sw1(config)#interface f0/23

sw1(config-line)#switch mode trunk

sw1(config-line)#no shutdown

sw1(config-line)#interface f0/24
sw1(config-line)#switch mode trunk


sw1(config-line)#no shutdown
sw1(config-line)#exit

sw1(config)#vlan 2,3

sw1(config)#interface range f0/1-10

sw1(config-if-range)#switchport access vlan 2

sw1(config-if-range)#interface range f0/11-22

sw1(config-if-range)#switch port access vlan 3

3.switch2????è???￡o

switch>enable
switch#config terminal

switch(config)#hostname sw2

sw2(config)#no ip domain-lookup

sw2(config)#line vty 0 4

sw2(config-line)#login

sw2(config-line)#password cisco

sw2(config-line)#exit
sw2(config)#line console 0

sw2(config-line)#exec-timeout 0 0

sw2(config-line)#logging synchronous

sw2(config-line)#exit

sw2#vlan database

sw2(vlan)#vtp mode client(Dé?a?ú?D?avtp client)

sw2(vlan)#vtp domain benet.com

sw2(vlan)#vtp password 123
sw2(vlan)#exit

sw2#config terminal

sw2(config)#interface range f0/1 - 10

sw2(config-if-range)#switchport access vlan 2

#p#

sw2(config-if-range)#interface range f0/11 - 22

sw2(config-if)#switchport access vlan 3

sw2(config-if)#interface f0/24

de4(config-if)#no showdown
sw2(config-if)#switchport mode trunk

sw2(config-if)#exit

4.switch3????è???￡o

switch>enable

switch#config terminal

switch(config)#hostname sw3
sw3(configig)#no ip domain-lookup

sw3(config)#line vty 0 4

sw3(config-line)#login

sw3(config-line)#password 123

sw3(config-line)#exit

sw3(config)#line console 0

sw3(config-line)#exec-timeout 0 0

sw3(config-line)#logging synchronous
sw3(config-line)#exit

sw3(config)#vlan 2,3

sw3(config)#interface range f0/1 - 5

sw3(config-if)#switchport access vlan 2

sw3(config-if)#interface range f0/6 - 15
sw3(config-if)#switchport access vlan 3

sw3(config-if)#interface range f0/16 - 26

sw3(config-if)#switchport access vlan 4

sw3(config-if)#interface f0/24

sw3(config-if)#no shutdown

sw3(config-if)#switchport mode trunk

sw3(config-if)#exit
5￡orouter1????è???￡o

router>enable

router#config terminal

router(config)#hostname r1

r1(config)#no ip domain-lookup

r1(config)#line vty 0 4
r1(config-line)#login

r1(config-line)#password cisco

r1(config-line)#enable password 123

r1(config)#line console 0

r1(config-line)#exec-timeout 0 0

r1(config-line)#logging synchronous
r1(config-line)#exit

r1(config)#int E0/0

r1(config-if)#ip address 192.168.1.254 255.255.255.128

r1(config-if)#no shutdown

r1(config)#interface E1/1
r1(config-if)#ip address 192.168.2.193 255.255.255.128

r1(config-if)#no shutdown

r1(config-if)#interface E0/0.2

r1(config-subif)#encapsulation dot1q 2

r1(config-subif)#ip address 192.168.1.62 255.255.255.128

r1(config-subif)#interface E0/0.3
r1(config-subif)#encapsulation dot1q 3

r1(config-subif)#ip address 192.168.1.126 255.255.255.128

r1(config-subif)#exit

r1(config)#ip route 192.168.2.192 255.255.255.252 192.168.2.192

r1(config)#ip route 192.168.2.0 255.255.255.192 192.168.2.194
r1(config)#ip route 192.168.2.64 255.255.255.192 192.168.2.194

6￡?Router2????è???￡o

router>enable

router#config termind

router(config)#hostname r2

r2(config)#no ip domain-lookup
r2(config)#line vty 0 4

r2(config-line)#login

r2(config-line)#password cisco

r2(config-line)#enable password 123
r2(config-line)#exit

r2(config)#line console 0

r2(config-line)#exec-timeout 0 0
r2(config-line)#logging synchronous

r2(config-line)#exit

r2(config)#int E0/0

r2(config-if)#ip address 192.268.2.194 255.255.255.252

r2(config-if)#no shutdown
r2(config-if)#interface E1/2

r2(config-if)#ip address 192.268.2.197 255.255.255.252

r2(config-if)#no shutdown

r2(config)#ip route 192.168.1.0 255.255.255.128 192.168.2.193

r2(config)#ip route 192.168.2.0 255.255.255.192 192.168.2.198
r2(config)#exit

7.router3????è???￡o

router>enable

router#config terminal

router(config)#hostname r3

r3(config)#no ip domain-lookup

r3(config)#line vty 0 4
r3(config-line)#login

r3(config-line)#password cisco

r3(config-line)#enable password 123

r3(config-line)#exit

r3(config)#line console 0r3(config-line)#exec-timeout 0 0
r3(config-line)#logging synchronous

r3(config-line)#exit

r3(config)#interface E0/0

r3(config-if)#ip address 193.368.2.198 255.255.255.252

r3(config-if)#no shutdown
r3(config-if)#interface E1/3

r3(config-if)#ip address 193.368.2.254 255.255.255.192

r3(config-if)#no shutdown

r3(config)#ip route 0.0.0.0 0.0.0.0 192.168.2.197

r3(config)#exit

8.??PC?úéè??IP μ??·,2￠?é?¤?￥í¨?￡
PC1: 192.168.1.1 PC2: 192.168.1.2 PC3: 192.168.1.129

PC4: 192.168.1.130 PC5: 192.168.2.1 PC6:192.168.2.65

?ú??ì¨PC?úé?′ò?a?°??DD?±???°?ò￡?ó?ping ?üá??à?￥2a?éí???ê?·??????yè·.

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