EIGRPoíOSPF×???μ????ò??·?·￠

μúò????é??￡o

1￡?R1,R2,R3,R43?ê?????R1

conf t

int l 0

ip add 1.1.1.1 255.255.255.255

int f0/0

ip add 1.1.123.1 255.255.255.0

no shut

router eigrp 1

no auto

net 1.1.1.1 0.0.0.0

net 1.1.123.0 0.0.0.255

end

R2

conf t

int l 0

ip add 1.1.2.2 255.255.255.255

int f0/0

ip add 1.1.123.2 255.255.255.0

no shut

int s1/0

ip add 1.1.234.2 255.255.255.0

encap f

no arp f

no frame inv

frame map ip 1.1.234.4 204 b

frame map ip 1.1.234.3 204 b

no shut

ip ospf p 0

router ospf 1

router-id 1.1.2.2

net 1.1.234.2 0.0.0.0 a 0

net 1.1.2.2 0.0.0.0 a 0

router eigrp 1

no auto

net 1.1.2.2 0.0.0.0

net 1.1.123.0 0.0.0.255

end

R3

conf t

int l 0

ip add 1.1.3.3 255.255.255.255

int f 0/0

ip add 1.1.123.3 255.255.255.0

no shut

int s1/0

ip add 1.1.234.3 255.255.255.0

encap f

no arp f

no frame inv

frame map ip 1.1.234.4 304 b

frame map ip 1.1.234.2 304 b

no shut

ip ospf p 0

router ospf 1

router-id 1.1.3.3

net 1.1.234.3 0.0.0.0 a 0

net 1.1.3.3 0.0.0.0 a 0

router eigrp 1

no auto

net 1.1.3.3 0.0.0.0

net 1.1.123.0 0.0.0.255

end

R4

conf t

int l 0

ip add 1.1.4.4 255.255.255.255

int s1/0

ip add 1.1.234.4 255.255.255.0

encap f

no arp f

no frame inv

frame map ip 1.1.234.2 402 b

frame map ip 1.1.234.3 403 b

no shut

router ospf 1

router-id 1.1.4.4

nei 1.1.234.2

nei 1.1.234.3

net 1.1.234.4 0.0.0.0 a 0

net 1.1.4.4 0.0.0.0 a 0

end

μ??aà?￡??ùóDμ?EIGRPoíOSPFáú?ó1??μ???¨á￠o?á??￡2￡??úR2oíR3é?×???μ????ò??·?·￠R2

router eigrp 1

redistribute ospf 1 metric 10000 100 255 1 1500

router ospf 1

redistribute eigrp 1 metric 100 metric-type 1 subnets

end

R3

router eigrp 1

redistribute ospf 1 metric 10000 100 255 1 1500

router ospf 1

redistribute eigrp 1 metric 100 metric-type 1 subnets

end??·?·￠íê3é￡??é?¤

R1?·óé±íR1#sh ip routeGateway of last resort is not set 1.0.0.0/8 is variably subnetted, 6 subnets, 2 masks

D EX 1.1.4.4/32 [170/284160] via 1.1.123.3, 00:01:03, FastEthernet0/0

[170/284160] via 1.1.123.2, 00:01:03, FastEthernet0/0

D 1.1.3.3/32 [90/156160] via 1.1.123.3, 00:08:44, FastEthernet0/0

D 1.1.2.2/32 [90/156160] via 1.1.123.2, 00:08:44, FastEthernet0/0

C 1.1.1.1/32 is directly connected, Loopback0

C 1.1.123.0/24 is directly connected, FastEthernet0/0

D EX 1.1.234.0/24 [170/284160] via 1.1.123.3, 00:02:51, FastEthernet0/0

[170/284160] via 1.1.123.2, 00:02:51, FastEthernet0/0R4?·óé±í

R4#sh ip routeGateway of last resort is not set 1.0.0.0/8 is variably subnetted, 6 subnets, 2 masks

C 1.1.4.4/32 is directly connected, Loopback0

O 1.1.3.3/32 [110/65] via 1.1.234.3, 00:00:14, Serial1/0

O 1.1.2.2/32 [110/65] via 1.1.234.2, 00:00:14, Serial1/0

O E1 1.1.1.1/32 [110/164] via 1.1.234.3, 00:00:14, Serial1/0

[110/164] via 1.1.234.2, 00:00:14, Serial1/0

O E1 1.1.123.0/24 [110/164] via 1.1.234.3, 00:00:14, Serial1/0

[110/164] via 1.1.234.2, 00:00:14, Serial1/0

C 1.1.234.0/24 is directly connected, Serial1/0

μú?t???é??

?úR1μ?S1/2?ó?ú?óè?R5￡?2￠??ó?RIPV2

R5

conf t

int s1/2

ip add 192.168.45.5 255.255.255.0

no shut

router rip

ver 2

no auto

net 192.168.45.0

endR1

conf t

int s1/2

no shut

ip add 192.168.45.4 255.255.255.0

router rip

ver 2

no au

net 192.168.45.0

end

°?RIP?ù·?·￠μ?EIGRP1?D

router eigrp 1

redistribute rip metric 10000 100 255 1 1500

end?aê±?′R2oíR3é?μ??·óé±íR2(config)#do sh ip route

Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP

D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area

N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2

E1 - OSPF external type 1, E2 - OSPF external type 2

i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2

ia - IS-IS inter area, * - candidate default, U - per-user static route

o - ODR, P - periodic downloaded static routeGateway of last resort is not set 1.0.0.0/8 is variably subnetted, 6 subnets, 2 masks

O 1.1.4.4/32 [110/65] via 1.1.234.4, 00:31:58, Serial1/0

D 1.1.3.3/32 [90/156160] via 1.1.123.3, 00:05:56, FastEthernet0/0

C 1.1.2.2/32 is directly connected, Loopback0

D 1.1.1.1/32 [90/156160] via 1.1.123.1, 00:05:56, FastEthernet0/0

C 1.1.123.0/24 is directly connected, FastEthernet0/0

C 1.1.234.0/24 is directly connected, Serial1/0

O E1 192.168.45.0/24 [110/164] via 1.1.234.3, 00:05:59, Serial1/0

R2(config)#do ping 192.168.45.5Type escape sequence to abort.

Sending 5, 100-byte ICMP Echos to 192.168.45.5, timeout is 2 seconds:

.....

Success rate is 0 percent (0/5) ×D??2é?′?·óé±í?éò?·￠??￡?R2μ?192.168.45.0í?????ò?ì?ê?1.1.234.2￡?ò2?íê?R3μ?S1/0?ó?ú￡?μ?ê?í???é?±í?÷??ò?ì??aR1μ?F0/0?ó?ú?a×????·???￡?aê2?′?á3????a?ùμ??é????￡?

?ò???aμà￡?EIGRPμ?AD(1üàí?àà?￡?óDá????é??￡o

1￡?μ±ê?μ??ú2??·óéê±￡?AD?a90￡??·óé±íà?μ?±êê??a?°D?±

2￡?μ±ê?μ?ía2?×a·￠μ??·óéê?￡?AD?a170￡??·óé±íà?μ?±êê??a?° D EX?±

μ±R1°?RIP?ù·?·￠μ?EIGRP1?Dμ?ê±oò￡?R2oíR3μ?ê?μ?192.168.45.0í????a?°D EX"±êê?￡¨?éò?í¨1yshou ip bgp top?üá?D￡?é)￡??aê±EIGRPμ?AD?a170￡?μ±R2°?EIGRP1?ù·?·￠μ?OSPF?Doó￡?òò?aμ?OSPFμ?AD?a110￡?R3?á′óR1oíR2?a??á????·óé?÷é?ê?μ?192.168.45.0?a???·óéì???￡??ù?Y?·óé???·?-?ò￡?R3?áó??è????OSPFD-òéê?μ?μ??·óé￡??ùò??ú?·óé±íé???ê??°O E1?±￡??a?ùμ??á1??á?ì3éêy?Y°ü?úR4oíR2?????eμ′￡?

ó?trace?üá??é?¤

R2(config)#do trace 192.168.45.5Type escape sequence to abort.

Tracing the route to 192.168.45.5 1 1.1.234.4 252 msec 232 msec 232 msec

2 1.1.234.3 432 msec 308 msec 304 msec

3 * * *

4 1.1.234.4 576 msec 612 msec 480 msec

5 1.1.234.3 720 msec 464 msec 648 msec

6 * * *

7 1.1.234.4 528 msec 684 msec 552 msec

8 1.1.234.3 888 msec 932 msec 672 msec

9 * * *

?-?-

R3é?ò2?á3????àí?μ??é???a??·?·¨

??R2oíR3é?OSPFμ?ADDT???a′óóú170R2

conf t

access 10 permit 192.168.45.0 0.0.0.255

router ospf 1

distance 180 1.1.3.3 0.0.0.0 10

endR3

conf t

access 10 permit 192.168.45.0 0.0.0.255

router ospf 1

distance 180 1.1.2.2 0.0.0.0 10

end?é?¤R2￡?R3￡?R4?·óé±í

R2(config)#do sh ip route

Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP

D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area

N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2

E1 - OSPF external type 1, E2 - OSPF external type 2

i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2

ia - IS-IS inter area, * - candidate default, U - per-user static route

o - ODR, P - periodic downloaded static routeGateway of last resort is not set 1.0.0.0/8 is variably subnetted, 6 subnets, 2 masks

O 1.1.4.4/32 [110/65] via 1.1.234.4, 00:11:38, Serial1/0

D 1.1.3.3/32 [90/156160] via 1.1.123.3, 00:11:38, FastEthernet0/0

C 1.1.2.2/32 is directly connected, Loopback0

D 1.1.1.1/32 [90/156160] via 1.1.123.1, 00:11:38, FastEthernet0/0

C 1.1.123.0/24 is directly connected, FastEthernet0/0

C 1.1.234.0/24 is directly connected, Serial1/0

D EX 192.168.45.0/24 [170/284160] via 1.1.123.1, 00:11:38, FastEthernet0/0

R3(config)#do sh ip route

Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP

D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area

N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2

E1 - OSPF external type 1, E2 - OSPF external type 2

i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2

ia - IS-IS inter area, * - candidate default, U - per-user static route

o - ODR, P - periodic downloaded static routeGateway of last resort is not set 1.0.0.0/8 is variably subnetted, 6 subnets, 2 masks

O 1.1.4.4/32 [110/65] via 1.1.234.4, 00:01:27, Serial1/0

C 1.1.3.3/32 is directly connected, Loopback0

D 1.1.2.2/32 [90/156160] via 1.1.123.2, 00:01:27, FastEthernet0/0

D 1.1.1.1/32 [90/156160] via 1.1.123.1, 00:01:27, FastEthernet0/0

C 1.1.123.0/24 is directly connected, FastEthernet0/0

C 1.1.234.0/24 is directly connected, Serial1/0

D EX 192.168.45.0/24 [170/284160] via 1.1.123.1, 00:01:27, FastEthernet0/0

R4#sh ip route

Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP

D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area

N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2

E1 - OSPF external type 1, E2 - OSPF external type 2

i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2

ia - IS-IS inter area, * - candidate default, U - per-user static route

o - ODR, P - periodic downloaded static routeGateway of last resort is not set 1.0.0.0/8 is variably subnetted, 6 subnets, 2 masks

C 1.1.4.4/32 is directly connected, Loopback0

O 1.1.3.3/32 [110/65] via 1.1.234.3, 00:19:57, Serial1/0

O 1.1.2.2/32 [110/65] via 1.1.234.2, 00:19:57, Serial1/0

O E1 1.1.1.1/32 [110/164] via 1.1.234.3, 00:19:57, Serial1/0

[110/164] via 1.1.234.2, 00:19:57, Serial1/0

O E1 1.1.123.0/24 [110/164] via 1.1.234.3, 00:19:57, Serial1/0

[110/164] via 1.1.234.2, 00:19:57, Serial1/0

C 1.1.234.0/24 is directly connected, Serial1/0

O E1 192.168.45.0/24 [110/164] via 1.1.234.3, 00:12:25, Serial1/0

[110/164] via 1.1.234.2, 00:12:25, Serial1/0

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