NA-NP-IE系列实验26: 基于链路的OSPF 简单口令认证
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NA-NP-IE系列实验26: 基于链路的OSPF 简单口令认证
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實(shí)驗(yàn)26:?基于鏈路的OSPF?簡(jiǎn)單口令認(rèn)證 1.實(shí)驗(yàn)?zāi)康?/span> 通過本實(shí)驗(yàn)可以掌握： （1）OSPF?認(rèn)證的類型和意義 （2）基于鏈路的OSPF?簡(jiǎn)單口令認(rèn)證的配置和調(diào)試 2.實(shí)驗(yàn)拓?fù)?/span> 本實(shí)驗(yàn)的拓?fù)浣Y(jié)構(gòu)如圖所示。 3.實(shí)驗(yàn)步驟 配置如下： r0(config-if)#int lo 1 *Mar??1 00:02:25.135: %LINEPROTO-5-UPDOWN: Line protocol on Interface Loopback1, changed state to up r0(config-if)#ip add?1.1.1.1 255.255.255.0 r0(config-if)#do sh ip int b Interface??????????????????IP-Address??????OK? Method Status????????????????Protocol Serial0/0??????????????????172.16.1.1??????YES manual administratively down down??? Serial0/1??????????????????unassigned??????YES unset??administratively down down??? Serial0/2??????????????????unassigned??????YES unset??administratively down down??? Serial0/3??????????????????unassigned??????YES unset??administratively down down??? Loopback1??????????????????1.1.1.1?????????YES manual up????????????????????up????? r0(config)#int s0/0 r0(config-if)#ip add 172.16.1.1 255.255.255.0 r0(config-if)#no sh r0(config-if)# *Mar??1 00:04:56.159: %LINK-3-UPDOWN: Interface Serial0/0, changed state to up *Mar??1 00:04:57.159: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0, changed state to up r0(config-if)#exit r0(config)#router ospf 1 r0(config-router)#net?1.1.1.0 0.0.0.255 area 0 r0(config-router)#net 172.16.1.0?0.0.0.255 area 0 r0(config-router)#area 0 authen r0(config-router)#area 0 authentication?/鏈路啟用簡(jiǎn)單口令認(rèn)證 r0(config-router)#exit r0(config)#int s0/0 r0(config-if)#ip ospf aut r0(config-if)#ip ospf authentication-key cisco//配置認(rèn)證密碼 r0(config-if)#exit r0(config)# *Mar??1 00:09:04.015: %OSPF-5-ADJCHG: Process 1, Nbr?2.2.2.2 on Serial0/0 from LOADING to FULL, Loading Done r0(config)#do sh ip ospf int Serial0/0 is up, line protocol is up Internet Address 172.16.1.1/24, Area 0 Process ID 1, Router ID?1.1.1.1, Network Type POINT_TO_POINT, Cost: 64 Transmit Delay is 1 sec, State POINT_TO_POINT, Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5 oob-resync timeout 40 Hello due in 00:00:08 Supports Link-local Signaling (LLS) Index 2/2, flood queue length 0 Next 0x0(0)/0x0(0) Last flood scan length is 1, maximum is 1 Last flood scan time is 0 msec, maximum is 0 msec Neighbor Count is 1, Adjacent neighbor count is 1 Adjacent with neighbor?2.2.2.2 Suppress hello for 0 neighbor(s) Simple password authentication enabled以上輸出最后一行信息表明該接口啟用了簡(jiǎn)單口令認(rèn)證。 Loopback1 is up, line protocol is up Internet Address?1.1.1.1/24, Area 0 Process ID 1, Router ID?1.1.1.1, Network Type LOOPBACK, Cost: 1 Loopback interface is treated as a stub Host r0(config)#do sh ip ospf Routing Process "ospf 1" with ID?1.1.1.1 Start time: 00:05:18.352, Time elapsed: 00:04:33.244 Supports only single TOS(TOS0) routes Supports opaque LSA Supports Link-local Signaling (LLS) Supports area transit capability Router is not originating router-LSAs with maximum metric Initial SPF schedule delay 5000 msecs Minimum hold time between two consecutive SPFs 10000 msecs Maximum wait time between two consecutive SPFs 10000 msecs Incremental-SPF disabled Minimum LSA interval 5 secs Minimum LSA arrival 1000 msecs LSA group pacing timer 240 secs Interface flood pacing timer 33 msecs Retransmission pacing timer 66 msecs Number of external LSA 0. Checksum Sum 0x000000 Number of opaque AS LSA 0. Checksum Sum 0x000000 Number of DCbitless external and opaque AS LSA 0 Number of DoNotAge external and opaque AS LSA 0 Number of areas in this router is 1. 1 normal 0 stub 0 nssa Number of areas transit capable is 0 External flood list length 0 Area BACKBONE(0) Number of interfaces in this area is 2 (1 loopback) Area has simple password authentication SPF algorithm last executed 00:00:46.044 ago SPF algorithm executed 3 times Area ranges are Number of LSA 2. Checksum Sum 0x00F404 Number of opaque link LSA 0. Checksum Sum 0x000000 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 0 Flood list length 0 、 r0(config)#router ospf 1 r0(config-router)#no area 0 au r0(config-router)#no area 0 authentication如果R1?的s0/0/0?接口啟動(dòng)簡(jiǎn)單口令認(rèn)證，R2?的s0/0/0?接口沒有啟動(dòng)認(rèn)證，則 *Mar??1 00:11:13.811: %OSPF-5-ADJCHG: Process 1, Nbr?2.2.2.2 on Serial0/0 from FULL to DOWN, Neighbor Down: Dead timer expired r0(config-router)#do ping?2.2.2.2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to?2.2.2.2, timeout is 2 seconds: ..... Success rate is 0 percent (0/5) r0(config-router)# r1(config)#int loo 1 r1(config-if)#ip add?2.2.2.2 255.255.255.0 r1(config-if)#int s0/0 r1(config-if)#ip add 172.16.1.2 255.255.255.0 r1(config-if)#no sh r1(config-if)#exit r1(config)#do sh ip int b Interface??????????????????IP-Address??????OK? Method Status????????????????Protocol Serial0/0??????????????????172.16.1.2??????YES manual up????????????????????up????? Serial0/1??????????????????unassigned??????YES unset??administratively down down??? Serial0/2??????????????????unassigned??????YES unset??administratively down down??? Serial0/3??????????????????unassigned??????YES unset??administratively down down??? Loopback1??????????????????2.2.2.2?????????YES manual up????????????????????up????? r1(config)#router ospf 1 r1(config-router)#net?2.2.2.0 0.0.0.255 area 0 r1(config-router)#net 172.16.1.0?0.0.0.255 area 0 r1(config-router)#area 0 authentication r1(config-router)#exit r1(config)#int s0/0 r1(config-if)#ip ospf authentication-key cisco r1(config-if)#exit r1(config)#do ping 172.16 *Mar??1 00:09:03.575: %OSPF-5-ADJCHG: Process 1, Nbr?1.1.1.1 on Serial0/0 from LOADING to FULL, Loading Done r1(config)#do ping 172.16.1.1 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 = 24/47/80 ms r1(config)#do ping?1.1.1.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to?1.1.1.1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 32/48/76 ms r1(config)# *Mar??1 00:11:07.231: %OSPF-5-ADJCHG: Process 1, Nbr?1.1.1.1 on Serial0/0 from FULL to DOWN, Neighbor Down: Dead timer expired r1(config)#
本文轉(zhuǎn)自gauyanm 51CTO博客，原文鏈接：http://blog.51cto.com/gauyanm/237754，如需轉(zhuǎn)載請(qǐng)自行聯(lián)系原作者
本文轉(zhuǎn)自gauyanm 51CTO博客，原文鏈接：http://blog.51cto.com/gauyanm/237754，如需轉(zhuǎn)載請(qǐng)自行聯(lián)系原作者
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