1按拓扑配置IP地址
2启用EIGRP
R1(config)#router eigrp 1
R1(config-router)#no auto-summary
R1(config-router)#network 172.16.0.0
R1(config-router)#network 192.168.48.0
R1(config-router)#network 192.168.49.0
R1(config-router)#network 192.168.50.0
R1(config-router)#network 192.168.51.0
R1(config-router)#network 192.168.70.0
R2(config)#router eigrp 1
R2(config-router)#no auto-summary
R2(config-router)#network 172.16.0.0
3查看eigrp邻居
R1(config-router)#do show ip eig nei
IP-EIGRP neighbors for process 1
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
0 172.16.12.2 Se1/0 11 00:00:36 108 648 0 3
4查看eigrp拓扑
R1#SHOW IP ROUTE eigrp
172.16.0.0/24 is subnetted, 5 subnets
D 172.16.23.0 [90/2681856] via 172.16.12.2, 00:03:03, Serial1/0
D 172.16.2.0 [90/2297856] via 172.16.12.2, 00:03:03, Serial1/0
D 172.16.100.0 [90/2297856] via 172.16.12.2, 00:03:03, Serial1/0
R2#show ip route eigrp
172.16.0.0/24 is subnetted, 5 subnets
D 172.16.1.0 [90/2297856] via 172.16.12.1, 00:04:57, Serial1/0
D 192.168.51.0/24 [90/2297856] via 172.16.12.1, 00:04:57, Serial1/0
D 192.168.50.0/24 [90/2297856] via 172.16.12.1, 00:04:57, Serial1/0
D 192.168.49.0/24 [90/2297856] via 172.16.12.1, 00:04:57, Serial1/0
D 192.168.70.0/24 [90/2297856] via 172.16.12.1, 00:04:57, Serial1/0
D 192.168.48.0/24 [90/2297856] via 172.16.12.1, 00:04:57, Serial1/0
5把s1/1设置为被动接口
R2(config)#router eigrp 1
R2(config-router)#no passive-interface s1/1
6在s1/0下汇总r1路由
R1(config)#int s1/0
R1(config-if)#ip summary-address eigrp 192.168.48.0 255.255.254.0
R1(config-if)#do show ip route eig
172.16.0.0/24 is subnetted, 5 subnets
D 172.16.23.0 [90/2681856] via 172.16.12.2, 00:11:01, Serial1/0
D 172.16.2.0 [90/2297856] via 172.16.12.2, 00:11:01, Serial1/0
D 172.16.100.0 [90/2297856] via 172.16.12.2, 00:11:01, Serial1/0
D 192.168.48.0/23 is a summary, 00:00:11, Null0
在r2,r3上配置ospf
R2# show ip route ospf
192.168.30.0/32 is subnetted, 1 subnets
O 192.168.30.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.8.0/32 is subnetted, 1 subnets
O IA 192.168.8.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.25.0/32 is subnetted, 1 subnets
O 192.168.25.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.9.0/32 is subnetted, 1 subnets
O IA 192.168.9.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.10.0/32 is subnetted, 1 subnets
O IA 192.168.10.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.40.0/32 is subnetted, 1 subnets
O 192.168.40.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.3.1/32 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.11.0/32 is subnetted, 1 subnets
O IA 192.168.11.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.20.0/32 is subnetted, 1 subnets
O 192.168.20.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
192.168.35.0/32 is subnetted, 1 subnets
O 192.168.35.1 [110/65] via 172.16.23.3, 00:02:49, Serial1/1
r2 ,r3所有环回接口配置为点到点
R2(config)#int lo100
R2(config-if)#ip ospf network point-to-point
R2#show ip route ospf
O 192.168.30.0/24 [110/65] via 172.16.23.3, 00:00:24, Serial1/1
O IA 192.168.8.0/24 [110/65] via 172.16.23.3, 00:00:24, Serial1/1
O 192.168.25.0/24 [110/65] via 172.16.23.3, 00:00:24, Serial1/1
O IA 192.168.9.0/24 [110/65] via 172.16.23.3, 00:00:14, Serial1/1
O IA 192.168.10.0/24 [110/65] via 172.16.23.3, 00:00:14, Serial1/1
O 192.168.40.0/24 [110/65] via 172.16.23.3, 00:00:24, Serial1/1
172.16.0.0/24 is subnetted, 6 subnets
O 172.16.3.0 [110/65] via 172.16.23.3, 00:00:24, Serial1/1
O IA 192.168.11.0/24 [110/65] via 172.16.23.3, 00:00:04, Serial1/1
O 192.168.20.0/24 [110/65] via 172.16.23.3, 00:00:24, Serial1/1
O 192.168.35.0/24 [110/65] via 172.16.23.3, 00:00:24, Serial1/1
汇总area 20
R3(config)#router ospf 1
R3(config-router)#area 20 range 192.168.8.0 255.255.252.0
R2# show 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
O 192.168.30.0/24 [110/65] via 172.16.23.3, 00:02:26, Serial1/1
O 192.168.25.0/24 [110/65] via 172.16.23.3, 00:02:26, Serial1/1
O 192.168.40.0/24 [110/65] via 172.16.23.3, 00:02:26, Serial1/1
172.16.0.0/24 is subnetted, 6 subnets
C 172.16.23.0 is directly connected, Serial1/1
C 172.16.12.0 is directly connected, Serial1/0
D 172.16.1.0 [90/2297856] via 172.16.12.1, 00:27:04, Serial1/0
C 172.16.2.0 is directly connected, Loopback0
O 172.16.3.0 [110/65] via 172.16.23.3, 00:02:26, Serial1/1
C 172.16.100.0 is directly connected, Loopback100
O 192.168.20.0/24 [110/65] via 172.16.23.3, 00:02:26, Serial1/1
D 192.168.51.0/24 [90/2297856] via 172.16.12.1, 00:27:04, Serial1/0
D 192.168.50.0/24 [90/2297856] via 172.16.12.1, 00:27:04, Serial1/0
O 192.168.35.0/24 [110/65] via 172.16.23.3, 00:02:27, Serial1/1
D 192.168.70.0/24 [90/2297856] via 172.16.12.1, 00:27:05, Serial1/0
O IA 192.168.8.0/22 [110/65] via 172.16.23.3, 00:00:16, Serial1/1
D 192.168.48.0/23 [90/2297856] via 172.16.12.1, 00:16:15, Serial1/0
eigrp发布往ospf中
R2(config)#router ospf 1
R2(config-router)#redistribute eigrp 1 subnets
ospf发布往eigrp中
R2(config)#router eigrp 1
R2(config-router)#redistribute ospf 1 metric 10000 100 255 1 1500
R2(config-router)#default-metric 10000 100 255 1 1500
R2(config-router)#redistribute ospf 1
R1#show ip
*Apr 9 15:34:36.939: %SYS-5-CONFIG_I: Configured from console by console
R1#show 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
D EX 192.168.30.0/24 [170/2195456] via 172.16.12.2, 00:01:35, Serial1/0
D EX 192.168.25.0/24 [170/2195456] via 172.16.12.2, 00:01:35, Serial1/0
D EX 192.168.40.0/24 [170/2195456] via 172.16.12.2, 00:01:35, Serial1/0
172.16.0.0/24 is subnetted, 6 subnets
D 172.16.23.0 [90/2681856] via 172.16.12.2, 00:32:55, Serial1/0
C 172.16.12.0 is directly connected, Serial1/0
C 172.16.1.0 is directly connected, Loopback0
D 172.16.2.0 [90/2297856] via 172.16.12.2, 00:32:55, Serial1/0
D EX 172.16.3.0 [170/2195456] via 172.16.12.2, 00:01:35, Serial1/0
D 172.16.100.0 [90/2297856] via 172.16.12.2, 00:32:55, Serial1/0
D EX 192.168.20.0/24 [170/2195456] via 172.16.12.2, 00:01:35, Serial1/0
C 192.168.51.0/24 is directly connected, Loopback51
C 192.168.50.0/24 is directly connected, Loopback50
D EX 192.168.35.0/24 [170/2195456] via 172.16.12.2, 00:01:35, Serial1/0
C 192.168.49.0/24 is directly connected, Loopback49
C 192.168.70.0/24 is directly connected, Loopback70
C 192.168.48.0/24 is directly connected, Loopback48
D EX 192.168.8.0/22 [170/2195456] via 172.16.12.2, 00:01:35, Serial1/0
D 192.168.48.0/23 is a summary, 00:22:06, Null0
R1#tclsh
+>(tcl)#foreach address {
+>(tcl)#172.16.1.1
+>(tcl)#192.168.48.1
+>(tcl)#192.168.49.1
+>(tcl)#192.168.50.1
+>(tcl)#192.168.51.1
+>(tcl)#192.168.70.1
+>(tcl)#172.16.12.1
+>(tcl)#172.16.2.1
+>(tcl)#172.16.100.1
+>(tcl)#172.16.12.2
+>(tcl)#172.16.23.2
+>(tcl)#172.16.3.1
+>(tcl)#192.168.20.1
+>(tcl)#192.168.25.1
+>(tcl)#192.168.30.1
+>(tcl)#192.168.35.1
+>(tcl)#192.168.40.1
+>(tcl)#192.168.8.1
+>(tcl)#192.168.9.1
+>(tcl)#192.168.10.1
+>(tcl)#192.168.11.1
+>(tcl)#172.16.23.3
+>(tcl)#} { ping $address }
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.1.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.48.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.49.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/3/4 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.50.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/3/4 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.51.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.70.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/1/4 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.12.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/23/36 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.2.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 4/30/108 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.100.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/44/112 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.12.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 12/30/72 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.23.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 16/49/92 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.3.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 28/77/144 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.20.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/31/92 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.25.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/27/64 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.30.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 4/26/64 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.35.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/36/60 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.40.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/29/56 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.8.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 32/70/96 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.9.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 12/78/132 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.10.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/37/104 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.11.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/31/72 ms
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.23.3, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/31/92 ms