Router1
Router2
Router3
Router1
DCE clockrate 64000;
Router2
Router3
.
.
Router1
Router2
Router3
, . .
IP .
Router1 → Router2 s0
Router1 → Router3 s1
Router1 → PC1
PC1, PC2 PC3 .
5 , 2 , 2- 2 , 6 ( 璺).
Router1
Router2
Router3
Router1
Router2
Router3
PC IP getway. . . PC .
PC1
PC2
PC3
Router1:PC2 →PC3
Router2: PC1 → PC3
Router3: PC1 → PC2
PC1 →PC2
PC2 →PC1
PC2 →PC3
PC3 →PC2
PC3 →PC1
PC1 → PC3
( )
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname Router1
ipcef
enablepasswordboson
ip subnet-zero
noip domain-lookup
interface Serial0
ipaddress 172.16.10.1 255.255.255.0
noip directed-broadcast
clockrate 64000
interface Ethernet0
descriptionEthernetinterfaceon Router1
ipaddress 10.1.1.1 255.255.255.0
noip directed-broadcast
ipclassless
noiphttpserver
iproute 1.1.1.0 255.255.255.0 172.16.10.2
iproute 1.1.1.0 255.255.255.0 172.16.10.1
cdpholdtime 60
cdptimer 45
linecon 0
lineaux 0
linevty 0 4
login
passwordboson
noschedulerallocate
end
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname Router2
ipcef
ip subnet-zero
noip domain-lookup
interface Serial0
noipaddress
noip directed-broadcast
interface Ethernet0
ipaddress 10.1.1.2 255.255.255.0
noip directed-broadcast
ipclassless
noiphttpserver
iproute 0.0.0.0 0.0.0.0 10.1.1.1
linecon 0
lineaux 0
linevty 0 4
noschedulerallocate
end
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname Router4
ipcef
|
|
ip subnet-zero
noip domain-lookup
interface Loopback0
ipaddress 1.1.1.1 255.255.255.0
noipdirectedbroadcast
interface Loopbacks0
noipaddress
noipdirectedbroadcast
interfaceLoopback
noipaddress
noipdirectedbroadcast
interface Serial0
ipaddress 172.16.10.2 255.255.255.0
noip directed-broadcast
interface Ethernet0
noipaddress
noip directed-broadcast
ipclassless
noiphttpserver
iproute 0.0.0.0 0.0.0.0 172.16.10.1
linecon 0
lineaux 0
linevty 0 4
noschedulerallocate
end
( )
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname Router1
ipcef
ip subnet-zero
noip domain-lookup
interface Serial0
ipaddress3.1.1.1 255.255.255.0
noip directed-broadcast
clockrate 64000
interface Serial1
ipaddress3.1.3.1 255.255.255.0
noip directed-broadcast
interface Ethernet0
ipaddress3.1.4.1 255.255.255.0
noip directed-broadcast
interface Bri0
noipaddress
noip directed-broadcast
shutdown
interface Bri0:1
noipaddress
noip directed-broadcast
shutdown
interface Bri0:2
noipaddress
noip directed-broadcast
shutdown
ipclassless
noiphttpserver
iproute3.1.5.0 255.255.255.0 3.1.1.2
iproute3.1.6.0 255.255.255.0 3.1.3.2
linecon 0
lineaux 0
linevty 0 4
noschedulerallocate
end
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname Router2
ipcef
ip subnet-zero
noip domain-lookup
interface Serial0
ipaddress3.1.1.2 255.255.255.0
noip directed-broadcast
interface Serial1
ipaddress3.1.2.1 255.255.255.0
noip directed-broadcast
clockrate 64000
interface Ethernet0
ipaddress3.1.5.1 255.255.255.0
noip directed-broadcast
interface Bri0
noipaddress
noip directed-broadcast
shutdown
interface Bri0:1
noipaddress
noip directed-broadcast
shutdown
interface Bri0:2
noipaddress
noip directed-broadcast
shutdown
ipclassless
noiphttpserver
iproute3.1.4.0 255.255.255.0 3.1.1.1
iproute3.1.6.0 255.255.255.0 3.1.2.2
linecon 0
lineaux 0
linevty 0 4
noschedulerallocate
end
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname Router3
ipcef
ip subnet-zero
noip domain-lookup
interface Serial0
ipaddress3.1.3.2 255.255.255.0
noip directed-broadcast
clockrate 64000
interface Serial1
ipaddress3.1.2.2 255.255.255.0
noip directed-broadcast
interface Ethernet0
ipaddress3.1.6.1 255.255.255.0
noip directed-broadcast
interface Bri0
noipaddress
noip directed-broadcast
shutdown
interface Bri0:1
noipaddress
noip directed-broadcast
shutdown
interface Bri0:2
noipaddress
noip directed-broadcast
shutdown
ipclassless
noiphttpserver
iproute3.1.5.0 255.255.255.0 3.1.2.1
iproute3.1.4.0 255.255.255.0 3.1.3.1
linecon 0
lineaux 0
linevty 0 4
noschedulerallocate
end
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname C:
ipcef
ip subnet-zero
noip domain-lookup
interface Ethernet0
ipaddress3.1.4.2 255.255.255.0
noip directed-broadcast
ipclassless
noiphttpserver
iproute 0.0.0.0 0.0.0.0 3.1.4.1
linecon 0
lineaux 0
linevty 0 4
|
|
noschedulerallocate
end
exit
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname C:
ipcef
ip subnet-zero
noip domain-lookup
interface Ethernet0
ipaddress3.1.5.2 255.255.255.0
noip directed-broadcast
ipclassless
noiphttpserver
iproute 0.0.0.0 0.0.0.0 3.1.5.1
linecon 0
lineaux 0
linevty 0 4
noschedulerallocate
end
exit
Version 12.3
servicetimestampsdebuguptime
servicetimestampsloguptime
noservice password-encryption
hostname C:
ipcef
ip subnet-zero
noip domain-lookup
interface Ethernet0
ipaddress3.1.6.2 255.255.255.0
noip directed-broadcast
ipclassless
noiphttpserver
iproute 0.0.0.0 0.0.0.0 3.1.6.1
linecon 0
lineaux 0
linevty 0 4
noschedulerallocate
end
exit
: , IP, getway. ARP, MAC .