配置eigrpstub区域.doc

STUB区域实验报告：1、 拓扑：2、 路由器的基本配置：R1：S1/0:192.168.12.1S1/3:192.168.13.1LO 1:12.12.1.1LO 2:12.12.2.2LO 3:12.12.3.3R2：S1/1:192.168.12.2S1/0:192.168.23.2R3：S1/2:192.168.13.3S1/1:192.168.23.33、 全网启用EIGRP，并关闭自动汇总：R1：R1(config)#router eigrp 110R1(config-router)#net 0.0.0.0R1(config-router)#no auto-summary R1(config-router)#R2：R2(config)#router eigrp 110R2(config-router)#net 0.0.0.0R2(config-router)#no auto-summary R2(config-router)#R3：R3(config)#router eigrp 110R3(config-router)#net 0.0.0.0R3(config-router)#no auto-summary R3(config-router)#4、 在R2,R3上开启debug eigrp packet query和debug eigrp fsm：（1）debug eigrp packet query：R1:R1#*Mar 1 00:22:41.435: EIGRP: Enqueueing QUERY on Serial1/0 iidbQ un/rely 0/1 serno 9-9*Mar 1 00:22:41.439: EIGRP: Enqueueing QUERY on Serial1/0 nbr 192.168.12.2 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 9-9*Mar 1 00:22:41.447: EIGRP: Sending QUERY on Serial1/0 nbr 192.168.12.2*Mar 1 00:22:41.451: AS 110, Flags 0x0, Seq 11/10 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1 serno 9-9*Mar 1 00:22:41.455: EIGRP: Enqueueing QUERY on Serial1/3 iidbQ un/rely 0/1 serno 9-9*Mar 1 00:22:41.459: EIGRP: Enqueueing QUERY on Serial1/3 nbr 192.168.13.3 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 9-9*Mar 1 00:22:41.467: EIGRP: Sending QUERY on Serial1/3 nbr 192.168.13.3*Mar 1 00:22:41.471: AS 110, Flags 0x0, Seq 12/10 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1 serno 9-9*Mar 1 00:22:41.995: EIGRP: Received QUERY on Serial1/0 nbr 192.168.12.2*Mar 1 00:22:41.995: AS 110, Flags 0x0, Seq 11/11 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/0R1#R2:R2#*Mar 1 00:21:02.047: EIGRP: Received QUERY on Serial1/1 nbr 192.168.12.1*Mar 1 00:21:02.051: AS 110, Flags 0x0, Seq 11/10 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/0*Mar 1 00:21:02.067: EIGRP: Enqueueing QUERY on Serial1/1 iidbQ un/rely 0/1 serno 8-8*Mar 1 00:21:02.071: EIGRP: Enqueueing QUERY on Serial1/1 nbr 192.168.12.1 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 8-8*Mar 1 00:21:02.079: EIGRP: Sending QUERY on Serial1/1 nbr 192.168.12.1*Mar 1 00:21:02.083: AS 110, Flags 0x0, Seq 11/11 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1 serno 8-8*Mar 1 00:21:02.091: EIGRP: Enqueueing QUERY on Serial1/0 iidbQ un/rely 0/1 serno 8-8R2#*Mar 1 00:21:02.095: EIGRP: Enqueueing QUERY on Serial1/0 nbr 192.168.23.3 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 8-8*Mar 1 00:21:02.103: EIGRP: Sending QUERY on Serial1/0 nbr 192.168.23.3*Mar 1 00:21:02.103: AS 110, Flags 0x0, Seq 12/9 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1 serno 8-8*Mar 1 00:21:02.323: EIGRP: Received QUERY on Serial1/0 nbr 192.168.23.3*Mar 1 00:21:02.323: AS 110, Flags 0x0, Seq 12/9 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1R2#R3:R3#*Mar 1 00:19:56.159: EIGRP: Received QUERY on Serial1/2 nbr 192.168.13.1*Mar 1 00:19:56.163: AS 110, Flags 0x0, Seq 12/10 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/0*Mar 1 00:19:56.179: EIGRP: Enqueueing QUERY on Serial1/2 iidbQ un/rely 0/1 serno 8-8*Mar 1 00:19:56.183: EIGRP: Enqueueing QUERY on Serial1/2 nbr 192.168.13.1 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 8-8*Mar 1 00:19:56.191: EIGRP: Enqueueing QUERY on Serial1/1 iidbQ un/rely 0/1 serno 8-8*Mar 1 00:19:56.195: EIGRP: Enqueueing QUERY on Serial1/1 nbr 192.168.23.2 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 8-8*Mar 1 00:19:56.203: EIGRP: Sending QUERY on Serial1/1 nbr 192.168.23.2R3#*Mar 1 00:19:56.207: AS 110, Flags 0x0, Seq 12/9 idbQ 1/0 iidbQ un/rely 0/0 peerQ un/rely 0/1 serno 8-8*Mar 1 00:19:56.243: EIGRP: Received QUERY on Serial1/1 nbr 192.168.23.2*Mar 1 00:19:56.247: AS 110, Flags 0x0, Seq 12/9 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1R3#（2）debug eigrp fsm：R1:R1#*Mar 1 00:28:55.199: DUAL: rcvupdate: 12.12.1.0/24 via Connected metric 4294967295/4294967295*Mar 1 00:28:55.203: DUAL: Find FS for dest 12.12.1.0/24. FD is 128256, RD is 128256*Mar 1 00:28:55.203: DUAL: 0.0.0.0 metric 4294967295/4294967295 not found Dmin is 4294967295*Mar 1 00:28:55.207: DUAL: Peer total 2 stub 0 template 2*Mar 1 00:28:55.211: DUAL: Dest 12.12.1.0/24 entering active state.*Mar 1 00:28:55.215: DUAL: Set reply-status table. Count is 2.*Mar 1 00:28:55.215: DUAL: Not doing split horizon*Mar 1 00:28:55.803: %SYS-5-CONFIG_I: Configured from console by console*Mar 1 00:28:56.051: DUAL: dest(12.12.1.0/24) active*Mar 1 00:28:56.055: DUAL: rcvreply: 12.12.1.0/24 via 192.168.12.2 metric 4294967295/4294967295*Mar 1 00:28:56.059: DUAL: reply count is 2*Mar 1 00:28:56.059: DUAL: Clearing handle 0, count now 1*Mar 1 00:28:56.063: DUAL: Removing dest 12.12.1.0/24, nexthop 192.168.12.2, infosource 192.168.12.2*Mar 1 00:28:56.223: DUAL: dest(R1#12.12.1.0/24) active*Mar 1 00:28:56.227: DUAL: rcvreply: 12.12.1.0/24 via 192.168.13.3 metric 4294967295/4294967295*Mar 1 00:28:56.227: DUAL: reply count is 1*Mar 1 00:28:56.231: DUAL: Clearing handle 1, count now 0*Mar 1 00:28:56.231: DUAL: Freeing reply status table*Mar 1 00:28:56.235: DUAL: Find FS for dest 12.12.1.0/24. FD is 4294967295, RD is 4294967295 found*Mar 1 00:28:56.239: DUAL: Removing dest 12.12.1.0/24, nexthop 0.0.0.0, infosource 0.0.0.0*Mar 1 00:28:56.243: DUAL: Removing dest 12.12.1.0/24, nexthop 192.168.13.3, infosource 192.168.13.3*Mar 1 00:28:56.247: DUAL: No routes. Flushing dest 12.12.1.0/24R1#R2:R2#*Mar 1 00:27:15.699: DUAL: rcvquery: 12.12.1.0/24 via 192.168.12.1 metric 4294967295/4294967295, RD is 2297856*Mar 1 00:27:15.703: DUAL: Find FS for dest 12.12.1.0/24. FD is 2297856, RD is 2297856*Mar 1 00:27:15.703: DUAL: 192.168.12.1 metric 4294967295/4294967295*Mar 1 00:27:15.707: DUAL: 192.168.23.3 metric 2809856/2297856 not found Dmin is 2809856*Mar 1 00:27:15.711: DUAL: Peer total 2 stub 0 template 2*Mar 1 00:27:15.715: DUAL: Dest 12.12.1.0/24 entering active state.*Mar 1 00:27:15.715: DUAL: Set reply-status table. Count is 1.*Mar 1 00:27:15.719: DUAL: Doing split horizon on Serial1/1*Mar 1 00:27:15.719: DUAL: Going from state 1 to state 3*Mar 1 00:27:15.843: DUAL: rcvquery: 12.12.1.0/24 via 192.168.23.3 metric 4294967295/4294967295, RD is 4294967295*Mar 1 00:27:15.847: DUAL: send REPLY(r1/n1) about 12.12.1.0/24 to 192.168.23.3*Mar 1 00:27:15.903: DUAL: rcvreply: 12.12.1.0/24 via 192.168.23.3 metric 4294967295/4294967295*Mar 1 00:27:15.90R2#3: DUAL: reply count is 1*Mar 1 00:27:15.907: DUAL: Clearing handle 1, count now 0*Mar 1 00:27:15.907: DUAL: Freeing reply status table*Mar 1 00:27:15.911: DUAL: Find FS for dest 12.12.1.0/24. FD is 4294967295, RD is 4294967295 found*Mar 1 00:27:15.915: DUAL: send REPLY(r1/n1) about 12.12.1.0/24 to 192.168.12.1*Mar 1 00:27:15.919: DUAL: Going from state 3 to state 1*Mar 1 00:27:16.299: DUAL: Removing dest 12.12.1.0/24, nexthop 192.168.23.3, infosource 192.168.23.3*Mar 1 00:27:16.311: DUAL: Removing dest 12.12.1.0/24, nexthop 192.168.12.1, infosource 192.168.12.1*Mar 1 00:27:16.315: DUAL: No routes. Flushing dest 12.12.1.0/24R2#R3:R3#*Mar 1 00:26:09.671: DUAL: rcvquery: 12.12.1.0/24 via 192.168.13.1 metric 4294967295/4294967295, RD is 2297856*Mar 1 00:26:09.675: DUAL: Find FS for dest 12.12.1.0/24. FD is 2297856, RD is 2297856*Mar 1 00:26:09.675: DUAL: 192.168.13.1 metric 4294967295/4294967295*Mar 1 00:26:09.679: DUAL: 192.168.23.2 metric 2809856/2297856 not found Dmin is 2809856*Mar 1 00:26:09.683: DUAL: Peer total 2 stub 0 template 2*Mar 1 00:26:09.687: DUAL: Dest 12.12.1.0/24 entering active state.*Mar 1 00:26:09.687: DUAL: Set reply-status table. Count is 1.*Mar 1 00:26:09.691: DUAL: Doing split horizon on Serial1/2*Mar 1 00:26:09.691: DUAL: Going from state 1 to state 3*Mar 1 00:26:09.819: DUAL: rcvquery: 12.12.1.0/24 via 192.168.23.2 metric 4294967295/4294967295, RD is 4294967295*Mar 1 00:26:09.823: DUAL: send REPLY(r1/n1) about 12.12.1.0/24 to 192.168.23.2*Mar 1 00:26:10.103: DUAL: rcvreply: 12.12.1.0/24 via 192.168.23.2 metric 4294967295/4294967295*Mar 1 00:26:10.10R3#7: DUAL: reply count is 1*Mar 1 00:26:10.107: DUAL: Clearing handle 0, count now 0*Mar 1 00:26:10.107: DUAL: Freeing reply status table*Mar 1 00:26:10.111: DUAL: Find FS for dest 12.12.1.0/24. FD is 4294967295, RD is 4294967295 found*Mar 1 00:26:10.115: DUAL: send REPLY(r1/n1) about 12.12.1.0/24 to 192.168.13.1*Mar 1 00:26:10.119: DUAL: Going from state 3 to state 1*Mar 1 00:26:10.155: DUAL: Removing dest 12.12.1.0/24, nexthop 192.168.23.2, infosource 192.168.23.2*Mar 1 00:26:10.531: DUAL: Removing dest 12.12.1.0/24, nexthop 192.168.13.1, infosource 192.168.13.1*Mar 1 00:26:10.535: DUAL: No routes. Flushing dest 12.12.1.0/24R3#5、 开启R1上loopback接口，进行适当路由汇总，查看路由表及测试R2.R3与R1的连通性：（1） 汇总前的路由表：R1:R1#show ip routeCodes: 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 setC 192.168.12.0/24 is directly connected, Serial1/0C 192.168.13.0/24 is directly connected, Serial1/3D 192.168.23.0/24 90/2681856 via 192.168.13.3, 00:23:30, Serial1/3 90/2681856 via 192.168.12.2, 00:23:30, Serial1/0 12.0.0.0/24 is subnetted, 3 subnetsC 12.12.1.0 is directly connected, Loopback1C 12.12.2.0 is directly connected, Loopback2C 12.12.3.0 is directly connected, Loopback3R1#R2:R2#show ip routeCodes: 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 setC 192.168.12.0/24 is directly connected, Serial1/1D 192.168.13.0/24 90/2681856 via 192.168.23.3, 00:29:31, Serial1/0 90/2681856 via 192.168.12.1, 00:29:31, Serial1/1C 192.168.23.0/24 is directly connected, Serial1/0 12.0.0.0/24 is subnetted, 3 subnetsD 12.12.1.0 90/2297856 via 192.168.12.1, 00:06:05, Serial1/1D 12.12.2.0 90/2297856 via 192.168.12.1, 00:29:30, Serial1/1D 12.12.3.0 90/2297856 via 192.168.12.1, 00:29:30, Serial1/1R2#R3:R3#show ip routeCodes: 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 setD 192.168.12.0/24 90/2681856 via 192.168.23.2, 00:29:36, Serial1/1 90/2681856 via 192.168.13.1, 00:29:36, Serial1/2C 192.168.13.0/24 is directly connected, Serial1/2C 192.168.23.0/24 is directly connected, Serial1/1 12.0.0.0/24 is subnetted, 3 subnetsD 12.12.1.0 90/2297856 via 192.168.13.1, 00:06:09, Serial1/2D 12.12.2.0 90/2297856 via 192.168.13.1, 00:29:36, Serial1/2D 12.12.3.0 90/2297856 via 192.168.13.1, 00:29:36, Serial1/2R3#（2） 汇总后的路由表：R1:R1#show ip routeCodes: 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 setC 192.168.12.0/24 is directly connected, Serial1/0C 192.168.13.0/24 is directly connected, Serial1/3D 192.168.23.0/24 90/2681856 via 192.168.13.3, 00:30:28, Serial1/3 90/2681856 via 192.168.12.2, 00:30:28, Serial1/0 12.0.0.0/8 is variably subnetted, 4 subnets, 2 masksD 12.12.0.0/16 is a summary, 00:00:05, Null0C 12.12.1.0/24 is directly connected, Loopback1C 12.12.2.0/24 is directly connected, Loopback2C 12.12.3.0/24 is directly connected, Loopback3R1#R2:R2#show ip routeCodes: 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 setC 192.168.12.0/24 is directly connected, Serial1/1D 192.168.13.0/24 90/2681856 via 192.168.23.3, 00:29:31, Serial1/0 90/2681856 via 192.168.12.1, 00:29:31, Serial1/1C 192.168.23.0/24 is directly connected, Serial1/0 12.0.0.0/24 is subnetted, 3 subnetsD 12.12.1.0 90/2297856 via 192.168.12.1, 00:06:05, Serial1/1D 12.12.2.0 90/2297856 via 192.168.12.1, 00:29:30, Serial1/1D 12.12.3.0 90/2297856 via 192.168.12.1, 00:29:30, Serial1/1R2#R3:R3#show ip routeCodes: 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 setD 192.168.12.0/24 90/2681856 via 192.168.23.2, 00:29:36, Serial1/1 90/2681856 via 192.168.13.1, 00:29:36, Serial1/2C 192.168.13.0/24 is directly connected, Serial1/2C 192.168.23.0/24 is directly connected, Serial1/1 12.0.0.0/24 is subnetted, 3 subnetsD 12.12.1.0 90/2297856 via 192.168.13.1, 00:06:09, Serial1/2D 12.12.2.0 90/2297856 via 192.168.13.1, 00:29:36, Serial1/2D 12.12.3.0 90/2297856 via 192.168.13.1, 00:29:36, Serial1/2R3#（3） 测试连通性：R2:R2#ping 12.12.2.2Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 12.12.2.2, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 36/124/188 msR2#ping 12.12.3.3Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 12.12.3.3, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 44/96/212 msR2#ping 12.12.1.1Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 12.12.1.1, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 48/122/188 msR2#R3:R3#ping 12.12.1.1Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 12.12.1.1, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 44/194/416 msR3#ping 12.12.2.2Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 12.12.2.2, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 72/112/144 msR3#ping 12.12.3.3Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 12.12.3.3, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 48/116/216 msR3#6、 在R2,R3上开启debug eigrp packet query和debug eigrp fsm：（1）debug eigrp packet query：R1:R1#*Mar 1 00:54:47.379: EIGRP: Enqueueing QUERY on Serial1/0 iidbQ un/rely 0/1 serno 17-18*Mar 1 00:54:47.387: EIGRP: Enqueueing QUERY on Serial1/0 nbr 192.168.12.2 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 17-18*Mar 1 00:54:47.395: EIGRP: Sending QUERY on Serial1/0 nbr 192.168.12.2*Mar 1 00:54:47.395: AS 110, Flags 0x0, Seq 26/23 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1 serno 17-18*Mar 1 00:54:47.403: EIGRP: Enqueueing QUERY on Serial1/3 iidbQ un/rely 0/1 serno 17-18*Mar 1 00:54:47.407: EIGRP: Enqueueing QUERY on Serial1/3 nbr 192.168.13.3 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 17-18*Mar 1 00:54:47.415: EIGRP: Sending QUERY on Serial1/3 nbr 192.168.13.3*Mar 1 00:54:47.419: AS 110, Flags 0x0, Seq 27/23 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/1 serno 17-18R1#R2:R2#*Mar 1 00:53:07.987: EIGRP: Received QUERY on Serial1/1 nbr 192.168.12.1*Mar 1 00:53:07.991: AS 110, Flags 0x0, Seq 26/23 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/0*Mar 1 00:53:08.011: EIGRP: Enqueueing QUERY on Serial1/1 iidbQ un/rely 0/1 serno 17-17*Mar 1 00:53:08.015: EIGRP: Enqueueing QUERY on Serial1/1 nbr 192.168.12.1 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno 17-17*Mar 1 00:53:08.023: EIGRP: Enqueueing QUERY on Serial1/0 iidbQ un/rely 0/1 serno 17-18*Mar 1 00:53:08.027: EIGRP: Enqueueing QUERY on Serial1/0 nbr 192.168.23.3 iidbQ un/rely 0/0 peerQ un/rely 0/0 serno