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Configuração de Roteadores (CISCO)Dicas e Toques
Conexão da porta COM (Adaptador DB9 / RJ45) do Computador e a porta CONSOLEdo Roteador usando um cabo ROLL OVER (18 / 81)
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Escolha a Porta serial COM1 ou COM2.
Bit’s por segundo 9600 – Bits de Parada 2 e Controle de fluxo Nenhum
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· Ordem de Boot do Roteador
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1 ROM BOOTSTARP (Teste de Hardware)2 Busca IOS
2.1 FLASH2.2 TFTP (Servidor – Computador com BACKUP)2.3 ROM
3 Busca de Arquivo de Configuração3.1 NVRAM3.2 SETUP (Assistente com perguntas) Obs*· Perguntando se quer entrar no modo SETUPWould you like to enter the initial configuration dialog? [yes/no]:Para Sair do Modo Setup Ctrl + CResponda Não e o roteador vai ligar sem configurações
· Inicialização do Roteador CISCO 2600 sem Arquivos de ConfiguraçãoSmart Init is enabledsmart init is sizing iomem ID MEMORY_REQ TYPE00036C 0X000BA600 C2620XM Single Fast Ethernet 0X000F3BB0 public buffer pools 0X00211000 public particle poolsTOTAL: 0X003BF1B0 If any of the above Memory Requirements are"UNKNOWN", you may be using an unsupportedconfiguration or there is a software problem andsystem operation may be compromised.Rounded IOMEM up to: 4Mb.Using 12 percent iomem. [4Mb/32Mb] Restricted Rights Legend Use, duplication, or disclosure by the Government issubject to restrictions as set forth in subparagraph(c) of the Commercial Computer Software RestrictedRights clause at FAR sec. 52.22719 and subparagraph(c) (1) (ii) of the Rights in Technical Data and ComputerSoftware clause at DFARS sec. 252.2277013. cisco Systems, Inc. 170 West Tasman Drive San Jose, California 951341706 Cisco Internetwork Operating System SoftwareIOS (tm) C2600 Software (C2600DM), Version 12.2(17a), RELEASE SOFTWARE (fc1)Copyright (c) 19862003 by cisco Systems, Inc.
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Compiled Thu 19Jun03 16:34 by pwadeImage textbase: 0x8000808C, database: 0x80B55190cisco 2620XM (MPC860P) processor (revision 0x100) with 28672K/4096K bytes of memory.Processor board ID JAD0645069H (2079948430)M860 processor: part number 5, mask 2Bridging software.X.25 software, Version 3.0.0.1 FastEthernet/IEEE 802.3 interface(s)2 Serial(sync/async) network interface(s)32K bytes of nonvolatile configuration memory.16384K bytes of processor board System flash (Read/Write) System Configuration Dialog Would you like to enter the initial configuration dialog? [yes/no]: n Press RETURN to get started! 00:00:07: %LINK3UPDOWN: Interface Serial0/0, changed state to up00:00:07: %LINK3UPDOWN: Interface Serial0/1, changed state to up00:00:08: %LINEPROTO5UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to down00:00:08: %LINEPROTO5UPDOWN: Line protocol on Interface Serial0/0, changed state to up00:00:08: %LINEPROTO5UPDOWN: Line protocol on Interface Serial0/1, changed state to up00:00:36: %LINEPROTO5UPDOWN: Line protocol on Interface Serial0/1, changed state to down00:01:00: %LINEPROTO5UPDOWN: Line protocol on Interface Serial0/0, changed state to down00:02:50: %LINK5CHANGED: Interface FastEthernet0/0, changed state to administratively down00:02:50: %LINK5CHANGED: Interface Serial0/0, changed state to administratively down00:02:50: %LINK5CHANGED: Interface Serial0/1, changed state to administratively down00:02:52: %IP5WEBINST_KILL: Terminating DNS process00:02:58: %SYS5RESTART: System restarted Cisco Internetwork Operating System SoftwareIOS (tm) C2600 Software (C2600DM), Version 12.2(17a), RELEASE SOFTWARE (fc1)Copyright (c) 19862003 by cisco Systems, Inc.Compiled Thu 19Jun03 16:34 by pwade00:02:58: %SNMP5COLDSTART: SNMP agent on host Router is undergoing a cold startRouter>
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· O comando ? exibe a ajuda do Roteador
Este Prompt Router> é o modo usuário limitando os comandos Router>Router>?Exec commands: accessenable Create a temporary AccessList entry accessprofile Apply userprofile to interface clear Reset functions connect Open a terminal connection disable Turn off privileged commands disconnect Disconnect an existing network connection enable Turn on privileged commands exit Exit from the EXEC help Description of the interactive help system lock Lock the terminal login Log in as a particular user logout Exit from the EXEC mrinfo Request neighbor and version information from a multicast router mstat Show statistics after multiple multicast traceroutes mtrace Trace reverse multicast path from destination to source nameconnection Name an existing network connection pad Open a X.29 PAD connection ping Send echo messages ppp Start IETF PointtoPoint Protocol (PPP) resume Resume an active network connection rlogin Open an rlogin connection show Show running system information slip Start Serialline IP (SLIP) systat Display information about terminal lines telnet Open a telnet connection terminal Set terminal line parameters traceroute Trace route to destination tunnel Open a tunnel connection udptn Open an udptn connection where List active connections x28 Become an X.28 PAD x3 Set X.3 parameters on PAD
· Para mudar de Modo usuario para modo previlegiado usamos o comando enable, sesolicitado digite a senha para entrar neste modo o prompt muda para Router#
? para ajuda (HELP) Obs* podemos digitar apenas os primeiros caracteres de um comando e ele será executadoEx: en executa enableEx: show run executa show runningconfigSe digitarmos apenas o inicio de um comando e teclarmos TAB o IOS do roteador completara
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o comando.Ex: en completa para enableEx: show run completa para show runningconfig
Router>enablePassword:Router#Router#?Exec commands: accessenable Create a temporary AccessList entry accessprofile Apply userprofile to interface accesstemplate Create a temporary AccessList entry archive manage archive files bfe For manual emergency modes setting cd Change current directory clear Reset functions clock Manage the system clock configure Enter configuration mode connect Open a terminal connection copy Copy from one file to another debug Debugging functions (see also 'undebug') delete Delete a file dir List files on a filesystem disable Turn off privileged commands disconnect Disconnect an existing network connection enable Turn on privileged commands erase Erase a filesystem exit Exit from the EXEC help Description of the interactive help system isdn Run an ISDN EXEC command on a BRI interface lock Lock the terminal login Log in as a particular user logout Exit from the EXEC more Display the contents of a file mrinfo Request neighbor and version information from a multicast router mrm IP Multicast Routing Monitor Test mstat Show statistics after multiple multicast traceroutes mtrace Trace reverse multicast path from destination to source nameconnection Name an existing network connection no Disable debugging functions pad Open a X.29 PAD connection ping Send echo messages ppp Start IETF PointtoPoint Protocol (PPP) pwd Display current working directory reload Halt and perform a cold restart rename Rename a file restart Restart Connection
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resume Resume an active network connection rlogin Open an rlogin connection rsh Execute a remote command rtr RTR Exec Configuration send Send a message to other tty lines setup Run the SETUP command facility show Show running system information slip Start Serialline IP (SLIP) squeeze Squeeze a filesystem startchat Start a chatscript on a line systat Display information about terminal lines telnet Open a telnet connection terminal Set terminal line parameters test Test subsystems, memory, and interfaces traceroute Trace route to destination tunnel Open a tunnel connection udptn Open an udptn connection undebug Disable debugging functions (see also 'debug') upgrade Upgrade firmware verify Verify a file where List active connections write Write running configuration to memory, network, or terminal x28 Become an X.28 PAD x3 Set X.3 parameters on PADRouter#
· Para obter ajuda de um comando digite o Comando seguido de ?Router#Show ? accessexpression List access expression accesslists List access lists accounting Accounting data for active sessions adjacency Adjacent nodes aliases Display alias commands appletalk AppleTalk information arap Show Appletalk Remote Access statistics arp ARP table async Information on terminal lines used as router interfaces backup Backup status bridge Bridge Forwarding/Filtering Database [verbose] buffers Buffer pool statistics c2600 Show c2600 information cca CCA information cdapi CDAPI information cdp CDP information cef Cisco Express Forwarding classmap Show QoS Class Map clock Display the system clock compress Show compression statistics
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configuration Contents of NonVolatile memory connection Show Connection context Show context information controllers Interface controller status cops COPS information debugging State of each debugging option decnet DECnet information derivedconfig Derived operating configuration dhcp Dynamic Host Configuration Protocol status diag Show diagnostic information for port adapters/modules dialer Dialer parameters and statistics dnsix Shows Dnsix/DMDP information dxi atmdxi information entry Queued terminal entries environment Environmental monitor statistics exception exception informations file Show filesystem information flash: display information about flash: file system framerelay FrameRelay information history Display the session command history hosts IP domainname, lookup style, nameservers, and host table html HTML helper commands idb List of Hardware Interface Descriptor Blocks interfaces Interface status and configuration ip IP information ipx Novell IPX information key Key information line TTY line information llc2 IBM LLC2 circuit information location Display the system location logging Show the contents of logging buffers memory Memory statistics modemcap Show Modem Capabilities database ntp Network time protocol parser Display parser information pas Port Adaptor Information pci PCI Information policymap Show QoS Policy Map ppp PPP parameters and statistics printers Show LPD printer information privilege Show current privilege level processes Active process statistics protocols Active network routing protocols qdm Show information about QoS Device Manager queue Show queue contents queueing Show queueing configuration radius Shows radius information randomdetectgroup display randomdetetct group
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region Region Manager Status registry Function registry information reload Scheduled reload information rhosts Remotehost+user equivalences rif RIF cache entries rmon rmon statistics routemap routemap information rtr Response Time Reporter (RTR) runningconfig Current operating configuration sessions Information about Telnet connections smds SMDS information smf Software MAC filter smrp Simple Multicast Routing Protocol (SMRP) information snapshot Snapshot parameters and statistics snmp snmp statistics spanningtree Spanning tree topology stacks Process stack utilization standby Hot Standby Router Protocol (HSRP) information startupconfig Contents of startup configuration subscriberpolicy Subscriber policy subsys Show subsystem information tacacs Shows tacacs+ server statistics tcp Status of TCP connections techsupport Show system information for TechSupport template Template information terminal Display terminal configuration parameters tgrm Trunk Group Resource Mananger info timerange Time range trafficshape traffic rate shaping configuration users Display information about terminal lines version System hardware and software status vlans Virtual LANs Information vtemplate Virtual Template interface information whoami Info on current tty line x25 X.25 information x29 X.29 information
· Verificar o Status das InterfacesRouter>enableRouter#show interfacesFastEthernet0/0 is administratively down, line protocol is down Hardware is AmdFE, address is 000b.5f63.1f00 (bia 000b.5f63.1f00) MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation ARPA, loopback not set Keepalive set (10 sec) Autoduplex, Auto Speed, 100BaseTX/FX ARP type: ARPA, ARP Timeout 04:00:00
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Last input never, output 00:06:50, output hang never Last clearing of "show interface" counters never Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 0 packets input, 0 bytes Received 0 broadcasts, 0 runts, 0 giants, 0 throttles 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored 0 watchdog 0 input packets with dribble condition detected 15 packets output, 900 bytes, 0 underruns 0 output errors, 0 collisions, 0 interface resets 0 babbles, 0 late collision, 0 deferred
· Mostrar os roteadores Visinhos somente CISCO Router#show cdp neighbors ^% Invalid input detected at '^' marker. Router#
· Exibir a Tabela de RoteamentoRouter#show ip routeCodes: C connected, S static, I IGRP, 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, E EGP i ISIS, su ISIS summary, L1 ISIS level1, L2 ISIS level2 ia ISIS inter area, * candidate default, U peruser static route o ODR, P periodic downloaded static route Gateway of last resort is not set Router#
· Entrar em modo de Configuração Global, com o comando Configure Terminal
Router#configure terminalEnter configuration commands, one per line. End with CNTL/Z.Router(config)#
· Mapa da Sala (Laboratório CISCO)
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· Exemplo de Configuração para o Roteador LabB
Modelo_LabB.txt hostname Lab_B enable secret 5 $1$7Sv8$1jg.sasx.3Rv59zC117Vi/enable password cisco ip subnetzerono ip domainlookupip host LAB_A 192.5.5.1 205.7.5.1 201.100.11.1ip host LAB_B 219.17.100.1 199.6.13.1 201.100.11.2ip host LAB_C 223.8.151.1 204.204.7.1 199.6.13.2ip host LAB_D 211.93.105.1 204.204.7.2ip host LAB_E 210.93.105.1 interface fa0/0 description Conectado a Rede_A ip address 219.17.100.1 255.255.255.0 no ip directedbroadcast no shutdown interface Serial0/0 bandwidth 56 ip address 199.6.13.1 255.255.255.0
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no ip directedbroadcast clockrate 56000 no shutdown interface Serial0/1 ip address 201.100.11.2 255.255.255.0 no ip directedbroadcast no shutdown router rip network 219.17.100.0 network 199.6.13.0 network 201.100.11.2 ip http serverno ip classless line con 0 password cisco transport input noneline aux 0line vty 0 4 password telnet login end
· Descarregar o Arquivo de exemplo no roteador Menu Transferir Enviar arquivo de texto
Escolher o Arquivo Correto
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Transferência Completa
· Para Transferir configuração do Roteador para arquivo
Tudo que é configurado (digitado) é guardado no arquivo indicado (formato .txt).
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Para derrubar uma sessão TELNET, primeiro verificamos quem esta conectado com o comando showusers, note que no primeiro comando ninguém esta conectado no roteador e no segundo comando umusuário 66 da conexão IP: 219.17.100.3 esta conectado. O Comando para derrubar o usuário é clear linenºdo USR. Lab_B#show users Line User Host(s) Idle Location* 0 con 0 idle 00:00:00 Interface User Mode Idle Peer Address Lab_B#show users Line User Host(s) Idle Location* 0 con 0 idle 00:00:00 66 vty 0 idle 00:00:06 219.17.100.3 Interface User Mode Idle Peer Address Lab_B#clear line 66[confirm] [OK]Lab_B#
· Enviar Mensagens usar o comando show users, para descobrir o nº dos usuáriosconectados e depois o comando send nº e CTRL + Z para enviar a mensagem.
Lab_B#show users Line User Host(s) Idle Location* 0 con 0 idle 00:00:00 66 vty 0 idle 00:00:03 219.17.100.3 Interface User Mode Idle Peer Address Lab_B#send 66
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Enter message, end with CTRL/Z; abort with CTRL/C:O Link esta ON LINEConfigura a PORTA F0/0 com o IP 200.100.10.12Leandro Ramos^ZSend message? [confirm]Lab_B#
· Mensagem recebida********* Message from tty66 to tty0:***Porta configuradaLink OKFaça o teste
· Quando é digitado um comando errado no roteador o caractere '^' informa o local onde ocomando esta digitado errado. No exemplo o comando correto seria show startupconfig,mas foi digitado errado e o IOS do roteador informa a partir de onde o comando estadigitado errado (um r a mais).
Lab_B#show starrtupconfig ^% Invalid input detected at '^' marker. Lab_B#
Visualizar a tabela de roteamentoLab_C#show ip route
Codes: C connected, S static, I IGRP, 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, E EGP i ISIS, su ISIS summary, L1 ISIS level1, L2 ISIS level2 ia ISIS inter area, * candidate default, U peruser static route o ODR, P periodic downloaded static route Gateway of last resort is not set R 210.93.105.0/24 [120/2] via 204.204.7.2, 00:00:09, Serial0/0R 211.93.105.0/24 [120/1] via 204.204.7.2, 00:00:09, Serial0/0R 219.17.100.0/24 [120/1] via 199.6.13.1, 00:00:02, Serial0/1R 192.168.10.0/24 [120/2] via 204.204.7.2, 00:00:09, Serial0/0 [120/2] via 199.6.13.1, 00:00:02, Serial0/1C 199.6.13.0/24 is directly connected, Serial0/1
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R 193.114.41.0/24 [120/1] via 204.204.7.2, 00:00:09, Serial0/0C 204.204.7.0/24 is directly connected, Serial0/0R 192.5.5.0/24 [120/2] via 199.6.13.1, 00:00:03, Serial0/1C 223.8.151.0/24 is directly connected, FastEthernet0/0R 201.100.11.0/24 [120/1] via 199.6.13.1, 00:00:03, Serial0/1
Lab_C#
· Visualizar a Versão do IOS eLab_C>show version
Cisco Internetwork Operating System SoftwareIOS (tm) C2600 Software (C2600DM), Version 12.2(17a), RELEASE SOFTWARE (fc1)Copyright (c) 19862003 by cisco Systems, Inc.Compiled Thu 19Jun03 16:34 by pwadeImage textbase: 0x8000808C, database: 0x80B55190 ROM: System Bootstrap, Version 12.2(7r) [cmong 7r], RELEASE SOFTWARE (fc1) Lab_C uptime is 20 minutesSystem returned to ROM by reloadSystem image file is "flash:c2600dmz.12217a.bin" cisco 2620XM (MPC860P) processor (revision 0x100) with 28672K/4096K bytes of memory.Processor board ID JAD06450GSV (3223792012)M860 processor: part number 5, mask 2Bridging software.X.25 software, Version 3.0.0.1 FastEthernet/IEEE 802.3 interface(s)2 Serial(sync/async) network interface(s)32K bytes of nonvolatile configuration memory.16384K bytes of processor board System flash (Read/Write) Configuration register is 0x2102 Lab_C>
Retirar Senha do Roteador.Deve estar conectado na porta CONSOLE.Toda vez que ligar o Router, o roteador lê o RegisterRegister 0x2102 Hexadecimal de 16 bit’s Alterar os 4 últimos para mudar a inicialização
0 – ROM Monitor1 ROM2 até F – NVRAM
Mudar o numero do registro para 0x2142
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Desligar e Ligar o Roteador e Ctrl + C no momento da inicialização que aparecer CISCO 2600 rommon 1 > confreg 0x2142 You must reset or power cycle for new config to take effectrommon 2 > i System Bootstrap, Version 12.2(7r) [cmong 7r], RELEASE SOFTWARE (fc1)Copyright (c) 2002 by cisco Systems, Inc. Would you like to enter the initial configuration dialog? [yes/no]: n Router>
Router>enaRouter#copy star run
Destination filename [runningconfig]? 920 bytes copied in 0.568 secs (1620 bytes/sec)Lab_C#
Lab_C#configure terminalEnter configuration commands, one per line. End with CNTL/Z.
Lab_C(config)#enable secret senha123Lab_C(config)#
Lab_C(config)#configregister 0x2102CTRL + Z
Lab_C#copy runningconfig startupconfigDestination filename [startupconfig]?Building configuration...[OK]Lab_C#
Lab_C#reloadProceed with reload? [confirm] 00:09:56: %SYS5RELOAD: Reload requested by console.System Bootstrap, Version 12.2(7r) [cmong 7r], RELEASE SOFTWARE (fc1)Copyright (c) 2002 by cisco Systems, Inc.... rommon 1 > é o prompt ROM Monitor, e o comando confreg 0x2142 muda o parmetro de 0x2102para 0x2142 e o comando i inicializa o roteador.O Comando configure terminal altera do modo Privilegiado Lab_C# para o modo de configuraçãoGlobal Lab_C(config)# .O Comando enable secret senha123 define a senha.O Comando configregister 0x2102 altera o parametro de 0x2142 para 0x2102 que é padrão.A tecla CTRL + Z volta para o modo de configuração Privilegiado. Obs* As interfaces apos reiniciar todas interfaces ficam DOWN, devemos LEVANTAR as Interfaces.
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interface FastEthernet0/0
description Conectado ao SW ip address 223.8.151.1 255.255.255.0
shutdown duplex auto speed auto
!interface Serial0/0
bandwidth 56 ip address 204.204.7.1 255.255.255.0
shutdown clockrate 56000
!interface Serial0/1
ip address 199.6.13.2 255.255.255.0 shutdown
Lab_C(config)#interface fastEthernet 0/0Lab_C(configif)#no shutdown
00:02:02: %LINEPROTO5UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
Lab_C(configif)#exitLab_C(config)#interface serial 0/0Lab_C(configif)#
Lab_C(configif)#00:03:00: %LINK3UPDOWN: Interface Serial0/0, changed state to downLab_C(configif)#
Lab_C(config)#int s0/1Lab_C(configif)#no shut
Lab_C(configif)#Lab_C(configif)#exitLab_C(config)#exitLab_C#
O Comando interface serial 0/0 acessa a interface serial 0/0 para acessar outra interface mude o nome dainterface e o seu numero (ex. interface fastEthernet 0/0). O Comando no shutdown levanta a porta. ,Ocomando shutdown desabilita a porta.
Visualizar Informações sobre as interfaces interface.
Lab_C#show interfacesFastEthernet0/0 is up, line protocol is up Hardware is AmdFE, address is 000b.5f76.7900 (bia 000b.5f76.7900) Description: Conectado ao SW Internet address is 223.8.151.1/24 MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec, reliability 255/255, txload 1/255, rxload 1/255
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Encapsulation ARPA, loopback not set Keepalive set (10 sec) Fullduplex, 100Mb/s, 100BaseTX/FX ARP type: ARPA, ARP Timeout 04:00:00 Last input 00:00:00, output 00:00:08, output hang never Last clearing of "show interface" counters never Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 2064 packets input, 253354 bytes Received 1185 broadcasts, 0 runts, 0 giants, 0 throttles 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored 0 watchdog 0 input packets with dribble condition detected 1293 packets output, 202255 bytes, 0 underruns 0 output errors, 0 collisions, 1 interface resets 0 babbles, 0 late collision, 0 deferred 3 lost carrier, 0 no carrier 0 output buffer failures, 0 output buffers swapped outSerial0/0 is up, line protocol is up Hardware is PowerQUICC Serial Internet address is 204.204.7.1/24 MTU 1500 bytes, BW 56 Kbit, DLY 20000 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation HDLC, loopback not set Keepalive set (10 sec) Last input 00:00:02, output 00:00:02, output hang never Last clearing of "show interface" counters never Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: weighted fair Output queue: 0/1000/64/0 (size/max total/threshold/drops) Conversations 0/1/256 (active/max active/max total) Reserved Conversations 0/0 (allocated/max allocated) Available Bandwidth 42 kilobits/sec 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 613 packets input, 41356 bytes, 0 no buffer Received 597 broadcasts, 0 runts, 0 giants, 0 throttles 1 input errors, 0 CRC, 1 frame, 0 overrun, 0 ignored, 0 abort 614 packets output, 49668 bytes, 0 underruns 0 output errors, 0 collisions, 2 interface resets 0 output buffer failures, 0 output buffers swapped out 1 carrier transitions DCD=up DSR=up DTR=up RTS=up CTS=up Serial0/1 is up, line protocol is up Hardware is PowerQUICC Serial
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Internet address is 199.6.13.2/24 MTU 1500 bytes, BW 1544 Kbit, DLY 20000 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation HDLC, loopback not set Keepalive set (10 sec) Last input 00:00:05, output 00:00:04, output hang never Last clearing of "show interface" counters never Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: weighted fair Output queue: 0/1000/64/0 (size/max total/threshold/drops) Conversations 0/1/256 (active/max active/max total) Reserved Conversations 0/0 (allocated/max allocated) Available Bandwidth 1158 kilobits/sec 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 618 packets input, 44888 bytes, 0 no buffer Received 585 broadcasts, 0 runts, 0 giants, 0 throttles 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort 615 packets output, 46260 bytes, 0 underruns 0 output errors, 0 collisions, 1 interface resets 0 output buffer failures, 0 output buffers swapped out 0 carrier transitions DCD=up DSR=up DTR=up RTS=up CTS=up
Lab_C# Parâmetros da InterfaceMTU Máximo de bytes (1500)RELY Confiabilidade 255/255 (100%)LOAD Carga da interface 1/255RUNT Qtd. de quadros menores que 64 bytesGIANT Qtd. de quadros maiores que 1518 bytes
Para alterar e visualizar o calendário do roteador
Lab_C#clock set 12:42:09 13 aug 2003Lab_C#show clock
12:42:19.199 UTC Wed Aug 13 2003Lab_C#
Visualizar os comandos inseridos anteriormente
Lab_C#show history
ENA show interfaces show clock clock
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clock set 13/08/2003 clock set 12:42:09 13 aug 2003 show clock show users show history
Lab_C#
Visualizar a Tabela ARP do roteador
Lab_C#show arpProtocol Address Age (min) Hardware Addr Type InterfaceInternet 223.8.151.1 000b.5f76.7900 ARPA FastEthernet0/0Internet 223.8.151.3 8 0001.02c6.a589 ARPA FastEthernet0/0Internet 223.8.151.5 0 0001.0287.f076 ARPA FastEthernet0/0Internet 223.8.151.24 23 0001.0287.f109 ARPA FastEthernet0/0
Visualizar os protocolos do roteador, exibindo os protocolos rateáveis e de roteamento.
Lab_C#show protocolsGlobal values: Internet Protocol routing is enabledFastEthernet0/0 is up, line protocol is up Internet address is 223.8.151.1/24Serial0/0 is up, line protocol is up Internet address is 204.204.7.1/24Serial0/1 is up, line protocol is up Internet address is 199.6.13.2/24 Configurar o Roteador via TELNET Primeiramente devemos mudar o IP da estação para a mesma rede da porta Ethernet/FastEthernet doroteador e que exista conexão física entre o Roteador e esta estação.
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Copiar para um servidor TFTP ou de um Servidor TFTP para o roteador.
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Primeiro abre o servidor TFTP em uma estação, depois usa o comando copy oque? tftp (onde oque? Podeser a flash, NVRAM, RAM, etc...) informe o ip (223.8.151.3) deste servidor e o nome do Arquivo deBACKUP (leandro_router).
Lab_C#copy star tftpAddress or name of remote host []? 223.8.151.3Destination filename [lab_cconfg]? leandro_router!!950 bytes copied in 2.340 secs (406 bytes/sec)
Lab_C# Para copiar do servidor TFTP use o comando copy tftp run , onde run pode ser substituído por qualquertipo de memória do roteador.
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Descobrir os Visinhos do seu roteador, através do protocolo CDP de Camada de Enlace (2)
Lab_C#show cdp neighbors
Capability Codes: R Router, T Trans Bridge, B Source Route Bridge S Switch, H Host, I IGMP, r Repeater Device ID Local Intrfce Holdtme Capability Platform Port IDSuperior Fas 0/0 142 S I WSC29502Fas 0/7Lab_B Ser 0/1 150 R 2620XM Ser 0/0Lab_D Ser 0/0 149 R 2620XM Ser 0/1Lab_C#
TELNET de Roteador para Roteador.
Lab_C#telnet lab_aTrying LAB_A (192.5.5.1)... OpenineBem vindo Ao Leandro Ramos Roteador A User Access Verification Password:Lab_A>
PING para testar conectividade entre redes (Camada 1 até 3)Exemplo em sucedido
Lab_C#ping 192.168.10.2 Type escape sequence to abort.Sending 5, 100byte ICMP Echos to 192.168.10.2, timeout is 2 seconds:!!!!!Success rate is 100 percent (5/5), roundtrip min/avg/max = 64/78/116 ms Exemplo de falha
Lab_C#ping 200.100.10.2 Type escape sequence to abort.Sending 5, 100byte ICMP Echos to 200.100.10.2, timeout is 2 seconds:.....Success rate is 0 percent (0/5)
Para Alterar o Nome do RoteadorLAB_B#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.LAB_B(config)#hostname Router_Leandro
Router_Leandro(config)#
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Alterar a senha de acesso para consoleLab_B(config)#line con 0
Lab_B(configline)#loginLab_B(configline)#password 1234Lab_B(configline)#
Alterar a senha de acesso para telnetLab_B(config)#line vty 0 4Lab_B(configline)#loginLab_B(configline)#password 1234Lab_B(configline)#
Alterar a senha de acesso para AuxiliarLab_B(config)#line aux 0Lab_B(configline)#login% Login disabled on line 65, until 'password' is set
Lab_B(configline)#password 1234Lab_B(configline)#
Alterar a senha de acesso para entrada no modo privilegiado com senha criptografada, esta é asenha valida.Lab_B(config)#enable secret 1234
Alterar a senha de acesso para entrada no modo privilegiado com senha não criptografada, estasenha só será valida se existir problemas com a senha criptografada.Lab_B(config)#enable password 1234
The enable password you have chosen is the same as your enable secret.This is not recommended. Reenter the enable password.
Apagar a configuração da memória NVRAM do roteador.Lab_B#erase star
Erasing the nvram filesystem will remove all configuration files! Continue? [confirm][OK]Erase of nvram: completeLab_B#01:09:42: %SYS7NV_BLOCK_INIT: Initialized the geometry of nvramLab_B#
Reniniciar o RoteadorLab_B#reload
System configuration has been modified. Save? [yes/no]: nProceed with reload? [confirm]
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01:13:08: %SYS5RELOAD: Reload requested by console.
Mensagem (Banner) de Entrada do RoteadorLab_B(config)#banner motd " Roteador Leandro Ramos "
Lab_B(config)#
Descrição da porta do RoteadorLab_B#conf t
Enter configuration commands, one per line. End with CNTL/Z.Lab_B(config)#int f0/0Lab_B(configif)#description # Porta 100 Mbps ligada ao SW7 da Rede1#
interface FastEthernet0/0
description # Porta 100 Mbps ligada ao SW7 da Rede1# ip address 219.17.100.1 255.255.255.0
duplex auto speed auto
Comandos para configuração das InterfacesDentro do modo de configuração Global usamos o comando interface XXX para entrar dentro da interface(interface f0/0 para porta FastEthernet 0/0 e interface s0/1 para serial 0/1), note que o prompt do roteadormudou para Lab_B(configif)#, depois deveremos atribuir o IP e a Mascara para a porta do Roteador como comando ip address IP MASK (ip address 219.17.100.1 255.255.255.0) e subir a porta com o comandono shutdown e o comando description para inserir um comentário na porta. Lab_B>enablePassword:Lab_B#conf tEnter configuration commands, one per line. End with CNTL/Z.Lab_B(config)#interface f0/0Lab_B(configif)#ip address 219.17.100.1 255.255.255.0Lab_B(configif)#no shutdownLab_B(configif)#description Porta ligada ao SW
Copiar o IOS da Flash para um servidor TFTP (Backup de IOS) Lab_B#copy flash tftpSource filename []? c2600dmz.12217a(2620XM).binAddress or name of remote host []? 219.17.100.3Destination filename [c2600dmz.12217a(2620XM).bin]?!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!6215052 bytes copied in 78.896 secs (78775 bytes/sec)
Mudar a Seqüência de Boot do Roteador, ao invés de buscar o IOS na FLASH, buscaremos em
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um servidor TFTP
Lab_B#conf tEnter configuration commands, one per line. End with CNTL/Z.
Lab_B(config)#boot system tftp c2600dmz.12217a(2620XM).bin 219.17.100.3Lab_B(config)#^ZLab_B#00:51:27: %SYS5CONFIG_I: Configured from console by console
Lab_B#copy run starDestination filename [startupconfig]?Building configuration...[OK]
Lab_B#
Configuração do Protocolo RIP, para troca de tabela de roteamento com seus vizinhos. O Comandorouter rip ativa o modo de configuração, note que o prompt alterou para Lab_B(configrouter)# e ocomando network xx.xx.xx.xx, onde devemos declarar os endereços de rede de todas as portaslocais do seu roteador.
Lab_B#conf tEnter configuration commands, one per line. End with CNTL/Z.Lab_B(config)#router ripLab_B(configrouter)#network 219.17.100.0Lab_B(configrouter)#network 199.6.13.0Lab_B(configrouter)#network 201.100.11.2Lab_B(configrouter)#^ZLab_B#Lab_B#show run
…Building configuration...
router rip network 199.6.13.0
network 201.100.11.0 network 219.17.100.0
…
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Sub Redes com Roteadores IP 200.16.45.0 /28MASK 255.255.255.240 24 –2 14 Subredes24 –2 14 Host’s em cada subrede 1 SubRede entre roteadores 51 SubRede para cada porta Ethernet 6Total de Subredes 11 Portas do Roteador SubRedes Endereço de Rede 1º Host Ultimo Host Broadcast 0 1 14 15A (F0/0) 1 16 17 30 31A (F0/1) 2 32 33 46 47A (S0/0) B (S0/1) 3 48 49 62 63A (S0/1) E(S0/0) 4 64 65 78 79B F0/0 5 80 81 94 95B (S0/0) C(S0/1) 6 96 97 110 111C (F0/0) 7 112 113 126 127C (S0/0) D(S0/1) 8 128 129 142 143D (F0/1) 9 144 145 158 159D(S0/0) E(S0/1) 10 160 161 174 175E (F0/0) 11 176 177 190 191 12 192 193 206 207 13 208 209 222 223 14 224 225 238 239 Mapa da rede (IP Porta Conexão)
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Resolução do Exercício Lab_B
Router>enaRouter#conf t
Enter configuration commands, one per line. End with CNTL/Z.Router(config)#int s0/0Router(configif)#ip add 200.16.45.97 255.255.255.240Router(configif)#no shut
Router(configif)#00:04:48: %LINK3UPDOWN: Interface Serial0/0, changed state to up00:04:49: %LINEPROTO5UPDOWN: Line protocol on Interface Serial0/0, changed state to up
Router(configif)#clock rate 56000Router(configif)#exitRouter(config)#int s0/1Router(configif)#ip add 200.16.45.50 255.255.255.240Router(configif)#no shut
00:06:05: %LINK3UPDOWN: Interface Serial0/1, changed state ip add 200.16.45.50
Router(configif)#clock rate 56000Router(configif)#exitRouter(config)#int f0/0Router(configif)#ip add 200.16.45.81 255.255.255.240Router(configif)#no shut
00:07:14: %LINEPROTO5UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
Router(configif)#exitRouter(config)#hostname Lab_BLab_B(config)#router rip
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Lab_B(configrouter)#network 200.16.45.96Lab_B(configrouter)#network 200.16.45.48Lab_B(configrouter)#network 200.16.45.80
Lab_B(configrouter)#exitLab_B(config)#enable secret classLab_B(config)#enable password ciscoLab_B(config)#no ip domain lookup
Lab_B(config)#ip host Lab_A 200.16.45.33 200.16.45.65 200.16.45.49 200.16.45.17Lab_B(config)#ip host Lab_B 200.16.45.97 200.16.45.50 200.16.45.81
Lab_B(config)#ip host Lab_C 200.16.45.98 200.16.45.129 200.16.45.113Lab_B(config)#ip host Lab_D 200.16.45.130 200.16.45.145 200.16.45.161Lab_B(config)#ip host Lab_E 200.16.45.162 200.16.45.66 200.16.45.177
Lab_B(config)#exitLab_B#
00:17:03: %SYS5CONFIG_I: Configured from console by consoleLab_B#copy run star
Destination filename [startupconfig]?Building configuration...[OK]
Lab_B#sh starUsing 890 out of 29688 bytes!version 12.2service timestamps debug uptimeservice timestamps log uptimeno service passwordencryption!hostname Lab_B!enable secret 5 $1$jPuB$E6k3C.o3Z0b8zAbbJRfYm.enable password cisco!ip subnetzero!!no ip domainlookupip host Lab_E 200.16.45.162 200.16.45.66 200.16.45.177ip host Lab_D 200.16.45.130 200.16.45.145 200.16.45.161ip host Lab_C 200.16.45.98 200.16.45.129 200.16.45.113ip host Lab_B 200.16.45.97 200.16.45.50 200.16.45.81ip host Lab_A 200.16.45.33 200.16.45.65 200.16.45.49 200.16.45.17!!!!interface FastEthernet0/0 ip address 200.16.45.81 255.255.255.240 duplex auto speed auto
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!interface Serial0/0 ip address 200.16.45.97 255.255.255.240 no fairqueue clockrate 56000!interface Serial0/1 ip address 200.16.45.50 255.255.255.240!router rip network 200.16.45.0!ip classlessip http server!!line con 0line aux 0line vty 0 4!end
Lab_B#ping Lab_E Type escape sequence to abort.Sending 5, 100byte ICMP Echos to 200.16.45.162, timeout is 2 seconds:!!!!!Success rate is 100 percent (5/5), roundtrip min/avg/max = 92/95/96 ms
Lab_B#traceroute Lab_C Type escape sequence to abort.Tracing the route to Lab_C (200.16.45.98) 1 Lab_C (200.16.45.98) 16 msec * 16 msec
Lab_B#
Configurar usuários para acessar o roteador devemos definir o nome do usuário e senha com ocomando username NOME password SENHA e login LOCAL, para o roteador solicitar a senha(Lab_B(config)#line vty 0 4 Lab_B(configline)#login local)
Lab_B#conf t
Enter configuration commands, one per line. End with CNTL/Z.Lab_B(config)#username leandro password paocomovoLab_B(config)#username joilson password 123senhaLab_B(config)#line vty 0 4Lab_B(configline)#login localLab_B(configline)#exitLab_B(config)#line con 0
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Lab_B(configline)#login local Agora o USERNAME a SENHA será solicitada no login via CONSOLE e via TELNET. Lab_B con0 is now available Press RETURN to get started. User Access Verification Username: leandroPassword:Lab_B>
Para criptografar todas as senhas do roteador Lab_B(config)#service passwordencryption AntesLab_B#show run…username leandro password 0 paocomovousername joilson password 0 123senha… DepoisLab_B#show run…username leandro password 7 05080F1C2243username joilson password 7 0205085A1815…
Comando traceroute indica o caminho percorrido para atingir uma rede, podemos utilizar estecomando com o ip do destino ou com seu nome se utilizado servidor DNS.
Lab_B#traceroute lab_e Type escape sequence to abort.Tracing the route to Lab_E (210.93.105.1) 1 Lab_C (199.6.13.2) 16 msec 16 msec 16 msec 2 Lab_D (204.204.7.2) 32 msec 32 msec 28 msec 3 193.114.41.2 48 msec * 44 msec
· As configurações da rota estáticas são administradas manualmente por um administrador de rede quea insere em uma configuração do roteador. O administrador deve atualizar manualmente essa
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entrada de rota estática sempre que uma atualização da alteração da topologia de internetwork fornecessária. Para configuirar as rotas estáticas usamos o comando ip route Rede_Destino MaskPorta_de_Saída ou ip route Rede_Destino Mask IP_do_1º_Salto.
Lab_B(config)#ip route 211.93.105.0 255.255.255.0 s0/0Lab_B(config)#ip route 223.8.151.0 255.255.255.0 199.6.13.2Lab_B(config)#exitLab_B#show run…ip route 210.93.105.0 255.255.255.0 199.6.13.2ip route 223.8.151.0 255.255.255.0 199.6.13.2…
Visualizar status dos Protocolos de Roteamento
RIPUpdate (Atualização) 30Invalid (Invalidar) 180HoldDown (Contador para Remover) 180Flush (Descartado) 240Distancia Administrativa 120 Lab_B#show ip protocolsRouting Protocol is "rip" Sending updates every 30 seconds, next due in 16 seconds Invalid after 180 seconds, hold down 180, flushed after 240 Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set Redistributing: rip Default version control: send version 1, receive any version Interface Send Recv Triggered RIP Keychain FastEthernet0/0 1 1 2 Serial0/0 1 1 2 Serial0/1 1 1 2 Automatic network summarization is in effect Maximum path: 4 Routing for Networks: 199.6.13.0 200.16.45.0 201.100.11.0 219.17.100.0 Routing Information Sources: Gateway Distance Last Update 199.6.13.2 120 00:00:18 Distance: (default is 120) Lab_B#
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Show ip route, visualiza a tabela de roteamento contendo as rotas e o tipo S Estática, R RIP,C Diretamente Conectada, etc..
Lab_B#show ip route
Codes: C connected, S static, I IGRP, 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, E EGP i ISIS, su ISIS summary, L1 ISIS level1, L2 ISIS level2 ia ISIS inter area, * candidate default, U peruser static route o ODR, P periodic downloaded static route Gateway of last resort is not set S 210.93.105.0/24 [1/0] via 199.6.13.2S 211.93.105.0/24 is directly connected, Serial0/0R 205.7.5.0/24 [120/1] via 201.100.11.1, 00:00:01, Serial0/1C 219.17.100.0/24 is directly connected, FastEthernet0/0R 192.168.10.0/24 [120/1] via 201.100.11.1, 00:00:01, Serial0/1C 199.6.13.0/24 is directly connected, Serial0/0R 193.114.41.0/24 [120/2] via 199.6.13.2, 00:00:10, Serial0/0 [120/2] via 201.100.11.1, 00:00:01, Serial0/1R 204.204.7.0/24 [120/1] via 199.6.13.2, 00:00:11, Serial0/0R 192.5.5.0/24 [120/1] via 201.100.11.1, 00:00:02, Serial0/1S 223.8.151.0/24 [1/0] via 199.6.13.2C 201.100.11.0/24 is directly connected, Serial0/1Lab_B#
O Comando debug ip rip, permite a visualização da Configuração das tabelas de roteamento emtempo real.
Lab_B#debug ip rip
RIP protocol debugging is on06:47:14: RIP: sending v1 update to 255.255.255.255 via FastEthernet0/0 (219.17.100.1)06:47:14: RIP: build update entries06:47:14: network 192.5.5.0 metric 206:47:14: network 192.168.10.0 metric 206:47:14: network 193.114.41.0 metric 306:47:14: network 199.6.13.0 metric 106:47:14: network 201.100.11.0 metric 106:47:14: network 204.204.7.0 metric 206:47:14: network 205.7.5.0 metric 206:47:14: RIP: sending v1 update to 255.255.255.255 via Serial0/0 (199.6.13.1)06:47:14: RIP: build update entries06:47:14: network 192.5.5.0 metric 206:47:14: network 192.168.10.0 metric 2
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06:47:14: network 201.100.11.0 metric 106:47:14: network 205.7.5.0 metric 206:47:14: network 219.17.100.0 metric 106:47:27: 204.204.7.0 in 1 hops06:47:27: 211.93.105.0 in 2 hops06:47:27: 223.8.151.0 in 1 hopsLab_B#no debug ip ripRIP protocol debugging is off
Alterar a versão do protocolo RIP para versão 2.0 que trabalha com SubRedes. Lab_B(config)#router ripLab_B(configrouter)#version ? <12> versionLab_B(configrouter)#version 2
Configurar Rota Padrão, com o comando ip defaultnetwork Nº da Rede Lab_B(config)#ip defaultnetwork 223.8.151.0 Desabilitar o Protocolo de roteamento dinâmico RIP
Lab_B(config)#no router rip
Configurar o Protocolo de roteamento dinâmico IGRP definindo no comando router igrpNº_do_sistema_autônomo. Este nº deve ser o mesmo dentro de toda sua internetwork.
Lab_B(config)#router igrp ?
<165535> Autonomous system number
Lab_B(config)#router igrp 100Lab_B(configrouter)#network 199.6.13.0Lab_B(configrouter)#network 201.100.11.0Lab_B(configrouter)#network 219.17.100.0
Lab_B(configrouter)#^ZLab_B#sh run
… router igrp 100 network 199.6.13.0 network 201.100.11.0 network 219.17.100.0!....
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www.professorramos.com Leandro Ramos [email protected]
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