3
IOS Cisco .
1. 㳿 .
2. .
Router1:
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router1
!
!
!
enable password parol
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
description Ethernet interface on Router 1
ip address 10.1.1.1 255.255.255.0
duplex auto
speed auto
no cdp enable
!
interface FastEthernet1/0
no ip address
duplex auto
speed auto
shutdown
!
interface Serial2/0
ip address 172.16.10.1 255.255.255.0
clock rate 64000
!
interface Serial3/0
no ip address
clock rate 2000000
shutdown
!
interface FastEthernet4/0
no ip address
shutdown
!
interface FastEthernet5/0
no ip address
shutdown
!
router rip
!
ip classless
ip route 1.1.1.0 255.255.255.0 172.16.10.2
!
!
!
!
!
!
!
line con 0
line vty 0 4
password parol
login
!
!
!
end
Router2:
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router2
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
ip address 10.1.1.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet1/0
no ip address
duplex auto
speed auto
shutdown
!
interface Serial2/0
no ip address
clock rate 2000000
shutdown
!
interface Serial3/0
no ip address
clock rate 2000000
shutdown
!
interface FastEthernet4/0
no ip address
shutdown
!
interface FastEthernet5/0
no ip address
shutdown
!
ip classless
ip route 0.0.0.0 0.0.0.0 10.1.1.1
!
!
!
!
!
!
!
line con 0
line vty 0 4
login
!
!
!
end
Router4:
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router4
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface FastEthernet0/0
no ip address
duplex auto
speed auto
shutdown
!
interface FastEthernet1/0
no ip address
duplex auto
speed auto
shutdown
!
interface Serial2/0
ip address 172.16.10.2 255.255.255.0
!
interface Serial3/0
no ip address
clock rate 2000000
shutdown
!
interface FastEthernet4/0
no ip address
shutdown
!
interface FastEthernet5/0
no ip address
shutdown
!
router rip
!
ip classless
ip route 0.0.0.0 0.0.0.0 172.16.10.1
!
!
!
!
|
|
|
!
!
!
line con 0
line vty 0 4
login
!
!
!
end
3. 㳿 .
4. IP- .
| 4.1.1.0 | 4.1.2.0 | 4.1.3.0 | 4.1.4.0 | 4.1.5.0 | 4.1.6.0 | |
| Router1 | s2/0: 9.1.1.1 | s3/0: 9.1.3.1 | fa0/0: 9.1.4.1 | |||
| Router2 | s2/0: 9.1.1.2 | s3/0: 9.1.2.1 | fa0/0: 9.1.5.1 | |||
| Router3 | S3/0: 9.1.2.2 | S2/0: 9.1.3.2 | fa0/0: 9.1.6.1 | |||
| PC1 | fa: 9.1.4.2 | |||||
| PC2 | fa: 9.1.5.2 | |||||
| PC3 | fa: 9.1.6.2 |
5. .
Router1:
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
ip address 9.1.4.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet1/0
no ip address
duplex auto
speed auto
shutdown
!
interface Serial2/0
ip address 9.1.1.1 255.255.255.0
!
interface Serial3/0
ip address 9.1.3.1 255.255.255.0
!
interface FastEthernet4/0
no ip address
shutdown
!
interface FastEthernet5/0
no ip address
shutdown
!
ip classless
ip route 9.1.5.0 255.255.255.0 9.1.1.2
ip route 9.1.6.0 255.255.255.0 9.1.3.2
!
!
!
!
!
!
!
!
!
line con 0
line vty 0 4
login
!
!
!
end
Router2:
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
ip address 9.1.5.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet1/0
no ip address
duplex auto
speed auto
shutdown
!
interface Serial2/0
ip address 9.1.1.2 255.255.255.0
clock rate 64000
!
interface Serial3/0
ip address 9.1.2.1 255.255.255.0
clock rate 64000
!
interface FastEthernet4/0
no ip address
shutdown
!
interface FastEthernet5/0
no ip address
shutdown
!
ip classless
ip route 9.1.4.0 255.255.255.0 9.1.1.1
ip route 9.1.6.0 255.255.255.0 9.1.2.2
!
!
!
!
!
!
!
!
!
line con 0
line vty 0 4
login
!
!
!
end
Router3:
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
ip address 9.1.6.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet1/0
no ip address
duplex auto
speed auto
shutdown
!
interface Serial2/0
ip address 9.1.3.2 255.255.255.0
clock rate 64000
!
interface Serial3/0
ip address 9.1.2.2 255.255.255.0
!
interface FastEthernet4/0
no ip address
shutdown
!
interface FastEthernet5/0
no ip address
shutdown
!
ip classless
ip route 9.1.4.0 255.255.255.0 9.1.3.1
ip route 9.1.5.0 255.255.255.0 9.1.2.1
!
!
!
!
!
!
!
!
!
line con 0
line vty 0 4
login
!
!
!
end
6. CDP .
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7. .
8. 璺 .
9. tracert .
1. MAC- ?
2. ARP-?
3. ARP- ?
4. ?
5. , ?
6. ?
7. ?
8. ?
9. Ethernet ?
10. .
11. ?
12. ?
13. ?
14. trace?
³
1. ij IP- , MAC- ARP-. , ARP-, MAC- .
2. ARP- Cisco, show arp.
3. ARP- MAC- , ARP- MAC- IP- . IP-. ³ MAC-. <MAC-, IP-> ARP-.
4. , .
5. , .
6. . , .
7. Cisco :
ip route < > < > <>;
ip route < > < > <>.
8. . , :
ip route 10.6.0.0 255.255.0.0 </>,
10.6.0.0/16.
9. Ethernet . , Ethernet- 璺 Ethernet- . IP- MAC- ARP-.
10. , , . , , , . :
ip route 10.6.0.0 255.255.0.0 Serial1
, , , , IP-, . :
ip route 10.7.0.0 255.255.0.0 10.4.0.2
11. . , . , .
|
|
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12. , . Cisco :
ip route 0.0.0.0 0.0.0.0 </>.
13. , , IP- . : , .
14. trace, ping, ICMP- , .
