OSPF在网络中的应用 
版权声明：原创作品，谢绝转载！否则将追究法律责任。 |
 R1:R3 103:301 R2:R3 203:302
R1 loopback 1.1.1.1/32
R2 loopback:2.2.2.2/32
R3 loopback 3.3.3.3/32
NBMA
R1
conf t
int l 0
ip ad 1.1.1.1 255.255.255.255
exit
int s 0
encap f
no arp f
no frame inver
ip ad 10.1.1.1 255.255.255.0
frame map ip 10.1.1.3 103 b
frame map ip 10.1.1.2 103 b
ip ospf priority 0
no shut
exit
router ospf 1
nei 10.1.1.3
net 1.1.1.1 0.0.0.0 a 0
net 10.1.1.1 0.0.0.0 a 0
end
R2
conf t
int l0
ip ad 2.2.2.2 255.255.255.255
exit
int s 0
encap f
no arp f
no frame inver
ip ad 10.1.1.2 255.255.255.0
frame map ip 10.1.1.3 203 b
frame map ip 10.1.1.1 203 b
ip ospf priority 0
no shut
exit
router ospf 1
nei 10.1.1.3
net 2.2.2.2 0.0.0.0 a 0
net 10.1.1.2 0.0.0.0 a 0
exd
R3
conf t
int l 0
ip ad 3.3.3.3 255.255.255.255
exit
int s 0
encap f
no arp f
no frame inver
ip ad 10.1.1.3 255.255.255.0
frame map ip 10.1.1.1 301 b
frame map ip 10.1.1.2 302 b
no shut
exit
router ospf 1
nei 10.1.1.1
nei 10.1.1.2
net 3.3.3.3 0.0.0.0 a 0
net 10.1.1.3 0.0.0.0 a 0
end
R1#sh ip route ospf
2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/65] via 10.1.1.2, 00:00:20, Serial2/0 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/65] via 10.1.1.3, 00:00:20, Serial2/0 R1#sh ip ospf neighbor R1#sh ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface
3.3.3.3 1 FULL/DR 00:01:39 10.1.1.3 Serial2/0 R2#sh ip route ospf
1.0.0.0/32 is subnetted, 1 subnets O 1.1.1.1 [110/65] via 10.1.1.1, 00:01:12, Serial2/0 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/65] via 10.1.1.3, 00:01:12, Serial2/0 R2#sh ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface
3.3.3.3 1 FULL/DR 00:01:30 10.1.1.3 Serial2/0 R3#sh ip route ospf
1.0.0.0/32 is subnetted, 1 subnets O 1.1.1.1 [110/65] via 10.1.1.1, 00:01:45, Serial2/0 2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/65] via 10.1.1.2, 00:01:45, Serial2/0 R3#sh ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface
10.1.1.1 0 FULL/DROTHER 00:01:30 10.1.1.1 Serial2/0 2.2.2.2 0 FULL/DROTHER 00:01:35 10.1.1.2 Serial2/0 POINT-TO-MULTIPOINT
R1
conf t
int l 0
ip ad 1.1.1.1 255.255.255.255
exit
int s 0
ip ad 10.1.1.1 255.255.255.0
encap f
no arp f
no frame inver
frame map ip 10.1.1.2 103 b
frame map ip 10.1.1.3 103 b
ip ospf network point-to-multipoint
no shut
exit
router ospf 1
net 1.1.1.1 0.0.0.0 a 0
net 10.1.1.1 0.0.0.0 a 0
end
R2
conf t
int l 0
ip ad 2.2.2.2 255.255.255.255
exit
int s 0
ip ad 10.1.1.2 255.255.255.0
encap f
no arp f
no frame inver
frame map ip 10.1.1.1 203 b
frame map ip 10.1.1.3 203 b
ip ospf network point-to-multipoint
no shut
exit
router ospf 1
net 2.2.2.2 0.0.0.0 a 0
net 10.1.1.2 0.0.0.0 a 0
end
R3
conf t
int l 0
ip ad 3.3.3.3 255.255.255.255
exit
int s 0
ip ad 10.1.1.3 255.255.255.0
encap f
no arp f
no frame inver
frame map ip 10.1.1.1 301 b
frame map ip 10.1.1.2 302 b
ip ospf network point-to-multipoint
no shut
exit
router ospf 1
net 3.3.3.3 0.0.0.0 a 0
net 10.1.1.3 0.0.0.0 a 0
end
R1#sh ip ospf n
Neighbor ID Pri State Dead Time Address Interface
3.3.3.3 0 FULL/ - 00:01:55 10.1.1.3 Serial2/0 R1#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 route Gateway of last resort is not set
1.0.0.0/32 is subnetted, 1 subnets
C 1.1.1.1 is directly connected, Loopback0 2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/129] via 10.1.1.3, 00:10:45, Serial2/0 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/65] via 10.1.1.3, 00:10:45, Serial2/0 10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks O 10.1.1.2/32 [110/128] via 10.1.1.3, 00:10:45, Serial2/0 O 10.1.1.3/32 [110/64] via 10.1.1.3, 00:10:45, Serial2/0 C 10.1.1.0/24 is directly connected, Serial2/0 R2#sh ip ospf n
Neighbor ID Pri State Dead Time Address Interface
3.3.3.3 0 FULL/ - 00:01:47 10.1.1.3 Serial2/0 R2#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 route Gateway of last resort is not set
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/129] via 10.1.1.3, 00:11:15, Serial2/0 2.0.0.0/32 is subnetted, 1 subnets C 2.2.2.2 is directly connected, Loopback0 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/65] via 10.1.1.3, 00:11:15, Serial2/0 10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks O 10.1.1.3/32 [110/64] via 10.1.1.3, 00:11:15, Serial2/0 C 10.1.1.0/24 is directly connected, Serial2/0 O 10.1.1.1/32 [110/128] via 10.1.1.3, 00:11:15, Serial2/0 R3#sh ip ospf n
Neighbor ID Pri State Dead Time Address Interface
2.2.2.2 0 FULL/ - 00:01:38 10.1.1.2 Serial2/0 1.1.1.1 0 FULL/ - 00:01:35 10.1.1.1 Serial2/0 R3#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 route Gateway of last resort is not set
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/65] via 10.1.1.1, 00:11:33, Serial2/0 2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/65] via 10.1.1.2, 00:11:33, Serial2/0 3.0.0.0/32 is subnetted, 1 subnets C 3.3.3.3 is directly connected, Loopback0 10.0.0.0/8 is variably subnetted, 3 subnets, 2 masks O 10.1.1.2/32 [110/64] via 10.1.1.2, 00:11:33, Serial2/0 C 10.1.1.0/24 is directly connected, Serial2/0 O 10.1.1.1/32 [110/64] via 10.1.1.1, 00:11:33, Serial2/0 POINT-TO-POINT
R1
conf t
int l 0
ip ad 1.1.1.1 255.255.255.255
exit
int s 0
ip ad 10.1.1.1 255.255.255.0
encap f
no arp f
no frame inver
frame map ip 10.1.1.3 301 b
ip ospf network point-to-point
no shut
router ospf 1
net 1.1.1.1 0.0.0.0 a 0
net 10.1.1.1 0.0.0.0 a 0
end
R2
conf t
int l 0
ip ad 2.2.2.2 255.255.255.255
exit
int s 0
ip ad 10.1.2.2 255.255.255.0
encap f
no arp f
no frame inver
frame map ip 10.1.2.3 203 b
ip ospf network point-to-point
no shut
router ospf 1
net 2.2.2.2 0.0.0.0 a 0
net 10.1.2.2 0.0.0.0 a 0
end
R3
conf t
int l 0
ip ad 3.3.3.3 255.255.255.255
exit
int s 0
encap f
no arp f
no frame inver
no shut
exit
int s 0.1 p
ip ad 10.1.1.3 255.255.255.0
no arp f
no frame inver
frame interface-dlci 301
exit
ip ospf network point-to-point
exit
int s 0.2 p
ip ad 10.1.2.3 255.255.255.0
no arp f
no frame inver
frame interface-dlci 302
exit
ip ospf network point-to-point
exit
router ospf 1
net 3.3.3.3 0.0.0.0 a 0
net 10.1.1.3 0.0.0.0 a 0
net 10.1.2.3 0.0.0.0 a 0
end
R1# sh ip ospf n
Neighbor ID Pri State Dead Time Address Interface
3.3.3.3 0 FULL/ - 00:00:32 10.1.1.3 Serial2/0 R1#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 route Gateway of last resort is not set
1.0.0.0/32 is subnetted, 1 subnets
C 1.1.1.1 is directly connected, Loopback0 2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/129] via 10.1.1.3, 00:00:23, Serial2/0 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/65] via 10.1.1.3, 00:00:23, Serial2/0 10.0.0.0/24 is subnetted, 2 subnets O 10.1.2.0 [110/128] via 10.1.1.3, 00:00:23, Serial2/0 C 10.1.1.0 is directly connected, Serial2/0 R2#sh ip ospf n
Neighbor ID Pri State Dead Time Address Interface
3.3.3.3 0 FULL/ - 00:00:37 10.1.2.3 Serial2/0 R2#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 route Gateway of last resort is not set
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/129] via 10.1.2.3, 00:00:13, Serial2/0 2.0.0.0/32 is subnetted, 1 subnets C 2.2.2.2 is directly connected, Loopback0 3.0.0.0/32 is subnetted, 1 subnets O 3.3.3.3 [110/65] via 10.1.2.3, 00:00:13, Serial2/0 10.0.0.0/24 is subnetted, 2 subnets C 10.1.2.0 is directly connected, Serial2/0 O 10.1.1.0 [110/128] via 10.1.2.3, 00:00:13, Serial2/0 R3# sh ip ospf n
Neighbor ID Pri State Dead Time Address Interface
2.2.2.2 0 FULL/ - 00:00:33 10.1.2.2 Serial2/0.2 1.1.1.1 0 FULL/ - 00:00:37 10.1.1.1 Serial2/0.1 R3#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 route Gateway of last resort is not set
1.0.0.0/32 is subnetted, 1 subnets
O 1.1.1.1 [110/65] via 10.1.1.1, 00:00:02, Serial2/0.1 2.0.0.0/32 is subnetted, 1 subnets O 2.2.2.2 [110/65] via 10.1.2.2, 00:00:02, Serial2/0.2 3.0.0.0/32 is subnetted, 1 subnets C 3.3.3.3 is directly connected, Loopback0 10.0.0.0/24 is subnetted, 2 subnets C 10.1.2.0 is directly connected, Serial2/0.2 C 10.1.1.0 is directly connected, Serial2/0.1 本文出自 “穿过地狱去看海” 博客，谢绝转载！ 本文出自 51CTO.COM技术博客 |
cj231210
博客统计信息
热门文章
最新评论
友情链接
