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4886F70D010104050003818100957B42F349365DBD0612C9F792D7840E9E78684A3377835FCEB6BEFE73B80B52D1A3B4D51AEF43FE3B2E26BE38D85BF32C3344F7D7D82769C9F5972B5A6F4AEDEEB9D70969E162D1D79F0DE4FFD1863DE56CAA1F547015A90C88948BA8BC3A7A547458F5305F5FC2F13FE640E56F53F25DED6477DF60C9B31B3F77852050A27Cquit!!usernamenetadminprivilege15password704550E120E25414707archivelogconfighide eys!!!!!ipsshversion2!!!!interfaceFastEthernet0/0ipaddress10.4.4.3255.255.255.0

ipnatinsideipvirtual-reassemblyduplexautospeedauto!interfaceFastEthernet0/1ipaddressdhcpclient-idFastEthernet0/1ipnatinsideipvirtual-reassemblyshutdown

router3#conftEnterconfigurationcommands,oneperline.EndwithCNTL/Z.

router3(config)#intfa0/1router3(config-if)#noshutrouter3(config-if)#^Zrouter3#*Apr1903:07:57.842:%SYS-5-CONFIG_I:Configuredfromconsolebyconsolerouter3#*Apr1903:07:58.490:%LINK-3-UPDOWN:InterfaceFastEthernet0/1,changedstatetoup*Apr1903:07:59.490:%LINEPROTO-5-UPDOWN:LineprotocolonInterfaceFastEthernet0/1,changedstatetouprouter3#router3#router3#

router3#showdhcplease

router3#showdhcpleaseTempIPaddr:172.20.23.1forpeeronInterface:FastEthernet0/1Tempsubnetmas :255.255.255.0DHCPLeaseserver:172.20.23.254,state:4RequestingDHCPtransactionid:1603Lease:86400secs,Renewal:0secs,Rebind:0secsNexttimerfiresafter:00:00:03Retrycount:1Client-ID:0017.9406.1a29

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Client-IDhexdump:001794061A29Hostname:router3router3#deu*Apr1903:08:10.178:%DHCP-6-ADDRESS_ASSIGN:InterfaceFastEthernet0/1assignedDHCPaddress172.20.23.1,mas 255.255.255.0,hostnamerouter3

router3#debugipnatIPNATdebuggingisonrouter3#*Apr1903:08:34.862:NAT*:s=10.4.4.11->172.20.23.1,d=172.20.23.254[20]*Apr1903:08:34.862:NAT*:s=172.20.23.254,d=172.20.23.1->10.4.4.11[20]*Apr1903:08:34.866:NAT*:s=10.4.4.11->172.20.23.1,d=172.20.23.254[21]*Apr1903:08:34.866:NAT*:s=172.20.23.254,d=172.20.23.1->10.4.4.11[21]*Apr1903:08:34.870:NAT*:s=10.4.4.11->172.20.23.1,d=172.20.23.254[22]*Apr1903:08:34.870:NAT*:s=172.20.23.254,d=172.20.23.1->10.4.4.11[22]*Apr1903:08:34.874:NAT*:s=10.4.4.11->172.20.23.1,d=172.20.23.254[23]*Apr1903:08:34.874:NAT*:s=172.20.23.254,d=172.20.23.1->10.4.4.11[23]*Apr1903:08:34.878:NAT*:s=10.4.4.11->172.20.23.1,d=172.20.23.254[24]router3#*Apr1903:08:34.878:NAT*:s=172.20.23.254,d=172.20.23.1->10.4.4.11[24]router3#shipnattransProInsideglobalInsidelocalOutsidelocalOutsideglobalicmp172.20.23.1:616410.4.4.11:6164172.20.23.254:6164172.20.23.254:6164icmp172.20.23.1:616510.4.4.11:6165172.20.23.254:6165172.20.23.254:6165

icmp172.20.23.1:616610.4.4.11:6166172.20.23.254:6166172.20.23.254:6166icmp172.20.23.1:616710.4.4.11:6167172.20.23.254:6167172.20.23.254:6167icmp172.20.23.1:616810.4.4.11:6168172.20.23.254:6168172.20.23.254:6168router3#*Apr1903:09:35.234:NAT:expiring172.20.23.1(10.4.4.11)icmp6164(6164)*Apr1903:09:35.234:NAT:expiring172.20.23.1(10.4.4.11)icmp6165(6165)*Apr1903:09:35.234:NAT:expiring172.20.23.1(10.4.4.11)icmp6166(6166)*Apr1903:09:35.234:NAT:expiring172.20.23.1(10.4.4.11)icmp6167(6167)*Apr1903:09:35.234:NAT:expiring172.20.23.1(10.4.4.11)icmp6168(6168)router3#copyrunstarDestinationfilename[startup-config]?Buildingconfiguration...

[OK]router3#configtEnterconfigurationcommands,oneperline.EndwithCNTL/Z.router3(config)#interfaces0/0/0router3(config-if)#encapsulationppprouter3(config-if)#ipaddress10.140.3.2255.255.255.0router3(config-if)#descriptionLin toMainOfficerouter3(config-if)#noshutdownrouter3(config-if)#*Apr1903:20:17.478:%LINK-3-UPDOWN:InterfaceSerial0/0/0,changedstatetouprouter3(config-if)#*Apr1903:20:18.490:%LINEPROTO-5-UPDOWN:LineprotocolonInterfaceSerial0/0/0,changedstatetoup

router3(config-if)#endrouter3#*Apr1903:20:45.774:%SYS-5-CONFIG_I:Configuredfromconsolebyconsolerouter3#showinterfaces0/0/0Serial0/0/0isup,lineprotocolisupHardwareisGT96KSerialDescription:Lin toMainOfficeInternetaddressis10.140.3.2/24MTU1500bytes,BW1544Kbit/sec,DLY20000usec,reliability255/255,txload1/255,rxload1/255

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EncapsulationPPP,LCPOpenOpen:IPCP,CDPCP,loopbac notsetKeepaliveset(10sec)CRCchec ingenabledLastinput00:00:19,output00:00:07,outputhangneverLastclearingof"showinterface"counters00:05:29Inputqueue:0/75/0/0(size/max/drops/flushes);Totaloutputdrops:0Queueingstrategy:fifoOutputqueue:0/40(size/max)5minuteinputrate0bits/sec,0pac ets/sec5minuteoutputrate0bits/sec,0pac ets/sec23pac etsinput,1512bytes,0nobufferReceived0broadcasts,0runts,0giants,0throttles0inputerrors,0CRC,0frame,0overrun,0ignored,0abort18pac etsoutput,942bytes,0underruns0outputerrors,0collisions,1interfaceresets0un nownprotocoldrops0outputbufferfailures,0outputbuffersswappedout0carriertransitionsDCD=upDSR=downDTR=upRTS=upCTS=up

router3#ping192.168.23.200

Typeescapesequencetoabort.

Sending5,100-byteICMPEchosto192.168.23.200,timeoutis2seconds:U.U.USuccessrateis0percent(0/5)router3#traceroute192.168.23.200

Typeescapesequencetoabort.Tracingtherouteto192.168.23.200

1172.20.23.2544msec0msec0msec2172.20.23.254!H*!Hrouter3#showiprouteCodes:C-connected,S-static,R-RIP,M-mobile,B-BGPD-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterarea

N1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2E1-OSPFexternaltype1,E2-OSPFexternaltype2i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticrouteo-ODR,P-periodicdownloadedstaticroute

Gatewayoflastresortis172.20.23.254tonetwor 0.0.0.0

172.20.0.0/24issubnetted,1subnetsC172.20.23.0isdirectlyconnected,FastEthernet0/110.0.0.0/8isvariablysubnetted,3subnets,2mas sC10.4.4.0/24isdirectlyconnected,FastEthernet0/0C10.140.3.1/32isdirectlyconnected,Serial0/0/0

C10.140.3.0/24isdirectlyconnected,Serial0/0/0S*0.0.0.0/0[254/0]via172.20.23.254router3#configtEnterconfigurationcommands,oneperline.EndwithCNTL/Z.router3(config)#iproute192.168.23.0255.255.255.255.010.140.3.1^%Invalidinputdetectedat'^'mar er.

router3(config)#iproute192.168.23.0255.255.255.255.010.140.3.1*Apr1903:29:14.826:NAT*:s=10.4.4.11->172.20.23.1,d=10.1.1.1[5218]

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*Apr1903:29:14.826:NAT:s=172.20.23.254,d=172.20.23.1->10.4.4.11[31428]router3(config)#iproute192.168.23.0255.255.255.010.140.3.1router3(config)#endrouter3#*Apr1903:29:37.502:%SYS-5-CONFIG_I:Configuredfromconsolebyconsolerouter3#showiprouteCodes:C-connected,S-static,R-RIP,M-mobile,B-BGPD-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterareaN1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2E1-OSPFexternaltype1,E2-OSPFexternaltype2i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticrouteo-ODR,P-periodicdownloadedstaticroute

Gatewayoflastresortis172.20.23.254tonetwor 0.0.0.0

172.20.0.0/24issubnetted,1subnetsC172.20.23.0isdirectlyconnected,FastEthernet0/110.0.0.0/8isvariablysubnetted,3subnets,2mas sC10.4.4.0/24isdirectlyconnected,FastEthernet0/0C10.140.3.1/32isdirectlyconnected,Serial0/0/0C10.140.3.0/24isdirectlyconnected,Serial0/0/0S192.168.23.0/24[1/0]via10.140.3.1S*0.0.0.0/0[254/0]via172.20.23.254

router3#*Apr1903:30:15.154:NAT:expiring172.20.23.1(10.4.4.11)tcp445(445)router3#ping192.168.23.200

Typeescapesequencetoabort.Sending5,100-byteICMPEchosto192.168.23.200,timeoutis2seconds:!!!!!Successrateis100percent(5/5),round-tripmin/avg/max=28/28/32msrouter3#traceroute192.168.23.200

Typeescapesequencetoabort.Tracingtherouteto192.168.23.200

110.140.3.116msec*12msecrouter3#copyrunstarDestinationfilename[startup-config]?Buildingconfiguration...

[OK]router3#