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show cdp Muestra el intervalo entre publicaciones CDP, tiempo de validez y versin de la

publicacin

show cdp entry [*|nombre_dispositivo] [protocol|version]} Muestra informacin

acerca de un dispositivo vecino registrado en una tabla CDP

show cdp interfaces [tipo nmero] Muestra informacin acerca de las interfaces en las

que CDP est habilitado

show cdp neighbors [tipo nmero] [detail] Muestra los resultados del proceso de

descubrimiento de CDP

show clock Muestra la hora y fecha del router

show history Muestra el historial de comandos ingresados

show hosts Muestra una lista en cach de los nombres de host y direcciones

show ip interface briefMuestra un breve resumen de la informacin y del estado de una

direccin IP

show ip rip database Muestra el contenido de la base de datos privada de RIP

show ip route [direccin |protocolo] Muestra el contenido de la tabla de enrutamiento

IP. El parmetro direccin permite acotar la informacin que se desea visualizar,

exclusivamente a la direccin ingresada. El parmetro protocolo permite indicar la fuente

de aprendizaje de las rutas que se desean visualizar, como por ejemplo rip, igrp, static y

connected

show sessions Muestra las conexiones Telnet establecidas en el router

show version Muestra informacin sobre el Cisco IOS y la plataforma

MO D O E X E C P R I V I L E G I A D O

Comando Descripcin

clear cdp counters Restaura los contadores de trfico CDP a cero

clear cdp table Elimina la tabla CDP de informacin de los vecinos

clear counters Despeja los contadores de las interfaces

configure memory Carga informacin de configuracin de la NVRAM

show access-lists [Nro_ACL|Nombre_ACL] Muestra el contenido de todas las ACL en

el router. Para ver una lista especfica, agregue el nombre o nmero de ACL como opcin

a este comando

show arp Muestra la asignacin de direcciones IP a MAC a Interfaz del router

show cdp traffic Muestra los contadores CDP, incluyendo el nmero de paquetes

enviados y recibidos, y los errores de checksum

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show controllers serial [nmero] Muestra informacin importante como que tipo de

cable se encuentra conectado

show debugging Muestra informacin acerca de los tipos de depuraciones que estn

habilitados

show flash Muestra la disposicin y contenido de la memoria Flashshow interfaces [tipo nmero] Muestra estadsticas para la/las interfaces indicadas

show ip interface [tipo nmero] Muestra los parmetros de estado y globales asociados

con una interfaz

show ip protocols [summary] Muestra los parmetros y estado actual del proceso de

protocolo de enrutamiento activo

show memory Muestra estadsticas acerca de la memoria del router, incluyendo

estadsticas de memoria disponible

show processes Muestra informacin acerca de los procesos activos

show protocols Muestra los protocolos de capa 3 configurados

show running-config Muestra la configuracin actual en la RAM

show sessions Muestra las conexiones Telnet establecidas en el router

show stacks Controla el uso de la pila de procesos y rutinas de interrupcin y muestra la

causa del ltimo rearranque del sistema

show startup-config Muestra la configuracin que se ha guardado, que es el contenido

de la NVRAM

clear arp-cache Clears ARP entries and resets aging.show arp Displays the IP address, MAC address, and interface.

show interfaces status Displays link status, speed, duplex, trunk or VLANmembership, and interface descriptions.

show cdp neighbors (detail) Displays device ID and type and confirms that a link isoperational at the data link layer in both directions, includingthe sending and receiving ports. The detail option gives theremote device IP address.

show spanning-tree vlan vlan# Displays all essential parameters that affect the topology,such as root port, designated ports, port state, and port type,as well as the spanning-tree mode implemented.

show spanning-treeinconsistentports

Displays a more detailed description of the type of portinconsistency and what might be causing it.

show spanning-tree summary Displays the spanning-tree mode and the VLANs for whichthis switch is the root bridge. VLANs are listed along with the

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number of ports in various STP states.

show mac address-tableaddress mac-addr

Displays the MAC address and interface entry in the table forthe specified host.

show mac-address-table

interface intf-id

Displays all MAC addresses that were learned on the

specified port.

show vlan brief Displays an overview of all existing VLANs and the ports

show vlan id vlan# Displays whether the VLAN exists and, if so, which portsare assigned to it. Includes trunk ports on which the VLANis allowed.

show interfaces type/# Displays interface status, IP address/prefix, load, duplex,speed and packet statistics and errors.

show interfaces trunk Displays all trunk ports, the operational status, trunkencapsulation, and native VLAN, as well as the list ofallowed VLANs, active VLANs, and the VLANs inSpanning Tree Forwarding state for the trunk.

show interfaces type/#switchport Checks all VLAN-related parameters for a specificinterface (access ports and trunk ports).

show etherchannel summary Displays port channels, the member ports, and flagsindicating status.

show spanning-tree vlan vlan# Displays all essential parameters that affect the topology,

such as the root port, designated ports, port state, andport type, as well as the spanning-tree mode beingimplemented.

show vlan brief Displays a quick overview of all existing VLANs and theports within them. Trunk ports are not listed.

show vlan id vlan# Displays whether the VLAN exists and which ports areassigned to it. Includes the trunk ports on which the VLANis allowed.

show interfaces vlan vlan# Displays the SVI status, IP address, and statistics.

show ip route ip-addr Displays the routing table information for a particulardestination address.

show ip arp ip-addr Displays the ARP table information for an IP address,including age, hardware address, and interface.

show interfaces type/# | includebia

Displays the MAC address of an interface on one outputline.

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show ip cef ip-addr detail Displays the next hop and interface used for a particulardestination address from the Cisco Express Forwardingtable.

show adjacency int-type/# detail Displays the information contained in the adjacency tablefor a next-hop IP address or interface.

show platform forward Displays the hardware ternary content addressablememory (TCAM) information and exact forwardingbehavior for a Layer 2 or Layer 3 switched frame. Note:Specific to the Catalyst 3560 and 3750 series of switches.

show standby vlan vlan#brief Verify active and standby roles and IP addresses for a

particular VLAN for HSRP routers.

debug standby packets Displays real-time messages exchanged between HSRProuters.

show spanning-tree vlan vlan# Displays all essential parameters that affect the topology, sucthe root port, designated ports, port state, and port type, aswell as the spanning-tree mode being implemented.

show vlan brief Displays a quick overview of all existing VLANs and the portswithin them. Trunk ports are not listed.

show vlan id vlan# Displays whether the VLAN exists and which ports areassigned to it. Includes the trunk ports on which the VLAN

is allowed.

show ip interface vlan vlan# Displays the SVI status, IP address, statistics, and IP CiscoExpress Forwarding (CEF) information.

show ip route ip-addr Displays the routing table information for a particular destinatioaddress.

show ip cefip-addrdetail Displays the next hop and interface used for a particulardestination address from the CEF table.

show ip cef exact-route src-ip-

addr dest-ip-addr

Displays the next hop and interface used for a particular

destination address from the CEF table.

show adjacency int-type/#detail Displays information contained in the adjacency table fora next-hop IP address or interface.

show standby vlan vlan#brief Verify active and standby roles and IP addresses for a particuVLAN for HSRP routers.

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show standby brief Verify active and standby roles and IP addresses for aan HSRP router.

show ip eigrp interfaces Displays interfaces that are participating in the EIGRP process. An interface does not need to be operational in the output.

show ip eigrp neighbors Displays the EIGRP neighbor table to verify that all expneighbor relationships are operational.

show ip eigrp topology ip-addr net-mask Displays the EIGRP topology, which contains all routesreceived from all neighbors for a particular prefix.

debug eigrp packets Displays real-time messages exchanged between EIGCaution: Produces large amounts of output.

debug ip eigrp as#neighborip-addr Displays real-time messages exchanged for a particula

debug ip eigrp Displays the processing of routing events by the router

Caution: Produces large amounts of output.

show ip route ip-addr Displays the routing table information for a particular destinataddress.

show ip ospf interface type/#show ip ospf interface brief

Displays interfaces that are participating in the OSPF routingprocess. An interface does not need to be operational to be liin the command output.

show ip ospf neighbor Displays the OSPF neighbor table to verify that all expected

neighbor relationships are operational.

show ip ospf database routerrouter-id

Verifies whether the directly connected routers properly advethe destination network. Use this command to display the rou(type-1) for the connected routers.

show ip ospf database externalsubnet

Verifies the availability of a specific type-5 external link-stateadvertisement (LSA) in the OSPF database. The subnetoption is the subnet IP address of the prefix in which you areinterested.

show ip ospf database summary

subnet

Verifies the availability of a specific target network in a differe

area. The subnetoption is the subnet IP address of the prefiin which you are interested.

show ip ospf database asbr-summary router-id

Verifies if a type-4 summary autonomous system (AS) boundLSA exists for the Autonomous System Boundary Router (ASwith the specified router ID.

show system mtu Displays the switch or router Maximum Transmission Unit (Mneighbor relationships to fail.

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debug ip ospf packet Displays the headers of OSPF packets as they are received b

the router. Transmitted packets are not displayed. Packets areonly shown for interfaces that are enabled for OSPF.

debug ip ospf adj Displays all the different stages of the OSPF adjacency buildinprocess. It also reveals mismatches in the basic parameters

contained in the OSPF packet header, such as area IDmismatches, the source being on the wrong subnet, orauthentication mismatches. It does not reveal other mismatchin hello parameters, such as hello timers, subnet masks, orflags.

debug ip ospf events Displays the same information that is displayed by the debugospf adj command. In addition, it displays the transmission anreception of hello packets and reports mismatches in the helloparameters.

show interfaces FastEthernet 0/5 | include biaclear arp-cacheshow arp

show ip ospf interface fastEthernet 0/1

show ip ospf neighbor

show ip ospf database router 10.1.212.1

show ip ospf database network 10.1.2.13

>show ip ospf database summary 10.1.203.1

#show ip ospf database external 10.1.1.0

#show ip ospf border-routers

#show interfaces fastEthernet 0/5

#show system mtu

#show ip ospf neighbor

show interfaces status

#show ip eigrp topology 10.1.50.0 255.255.255.0

show ip eigrp neighbors

show cdp neighbors

show spanning-tree

show interfaces trunk

show que llevo para mi lista

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show ip route 10.1.202.1 255.255.255.255

EIGRP 1 and is redistributing via OSPF

show ip interface brief

show run | section router eigrp

sh run | section nat

sh run | section bgp 110

show ip routeorshow ip route ip-addr

Displays the entire routing table or information for aparticular destination address.

show ip bgp Displays local and learned network entries in the BGPtable with next hop, metric, local preference, weight, an

AS path.

show ip bgp summary Displays a summary of the BGP neighbor table. Thiscommand lists important BGP parameters, such as the

AS number and router ID, statistics about the memoryconsumption of the various BGP data structures, and abrief overview of the configured neighbors and theirstate.

show ip bgp neighborsorshow ip bgp neighborip-address

Displays parameters and extensive statistics about thepeering session for all neighbors or for a particularneighbor address.

show ip bgp network mask Displays the contents of the BGP table for a specificprefix. The information is organized in the followingmanner: The entry for each available path in the tablestarts with the AS path attribute of the path, using theword Local to represent the empty AS path string.

debug ip tcp transactions Displays TCP connection activity between peers. Can used to investigate whether the TCP session is refusedestablished, and subsequently torn down again, or noresponse is received at all from the neighbor.

debug ip bgp Displays the successive state transitions during the

establishment of the BGP peering. If one of the peersas a mismatched AS number or an invalid router ID, t

clear ip bgp * Clears the contents of the BGP table.

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show ip bgp network masklonger prefixes Displays more specific prefixes present in the BGP ta(including the prefix itself) that are contained in the prspecified by the networkand maskoptions.

show ip bgp neighborip-address routes Displays all routes in the BGP table that were receivefrom the neighbor specified by the ip-address option.

show ip bgp neighborip-addressadvertised-routes

Displays all routes in the BGP table that will be adverto the neighbor specified by the ip-address option.

show ip bgp regexp regular-expression Displays all routes from the BGP table that have an Apath string that is matched by the specified regularexpression.

show ip bgp

show ip bgp summary

show ip bgp network masklonger-prefixes Lists more specific prefixes present in theBGP table (including the prefix itself) that are contained in the networkand maskoptions. show ip bgp neighborip-address routes Lists all routes in the BGP table that werereceived from the neighbor specified by the ip-address option. show ip bgp neighborip-address advertised-routes Lists all routes in the BGP tablethat will be advertised to the neighbor specified by the ip-address option. show ip bgp regexp regular-expression Selects all routes from the BGP table thathave an AS path string that is matched by the specified regular expression.

show ip nat statisticsDisplays the NAT pool configuration information, boundarie(inside and outside interfaces), translation pool size, andusage statistics.

show ip nat translations Displays all current translations (static and dynamic),including the initiating protocol as well as inside global, insilocal, outside local, and outside global addresses.

debug ip icmp Displays real-time information related to ping (echo requesand echo reply) and other protocols that make use of ICMP

debug ip nat Displays real-time information related to NAT translationactivity (static and dynamic).

clear ip nat translations * Clears all dynamic translations.

clear ip nat statistics * Clears NAT counters.

show ip dhcp server statistics Displays DHCP pool activity from hosts requesting IPaddressing.

show ip dhcp pool Displays DHCP pool information, including the addressrange, number of excluded addresses, and lease activity.

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show ip dhcp conflicts Displays conflicts resulting from assigning addresses that aalready assigned to a device interface in the same subnet onetwork.

show ip dhcp binding Displays the IP address, hardware (MAC) address, and lea

expiration for a DHCP address assignment.debug dhcp detail Displays real-time information on a Cisco IOS DHCP clien

(router or switch).

debug ip dhcp server events Displays real-time information for DHCP server processmessages.

clear ip dhcp server statistics Clears DHCP server statistics.

clear ip dhcp conflict * Clears conflicted addresses.

show ip sockets Displays the current connections for this server, includingwhich services are running.

R1#show ip nat translations

R1#show ip nat statistics

DLS2#show ip dhcp server statistics

DLS2#show ip dhcp pool

DLS2#show ip dhcp conflicto

R3#show interfaces fa0/0 stats

R3#show interfaces fa0/0 summary

R3#show processes cpu sorted

show ip eigrp neighbors Displays the IP address of EIGRP neighborsand the interface on which they were learned.

sh ip eigrp interfaces Displays all interfaces participating in EIGRPfor each AS and the number of peersassociated with each interface.

show ip eigrp interfaces detail Displays all interfaces participating in EIGRPfor each AS along with the number of peers,

hello interval, and the type of authentication (ifconfigured).

debug eigrp packets Displays real-time information on types ofEIGRP packets exchange, which includeauthentication information.

show ip ospf interface brief Displays interfaces that are participating in the OSPF routingprocess. An interface does not need to be operational to be

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listed in the command output.

show ip ospf neighbor Displays the OSPF neighbor table to verify that all expectedneighbor relationships are operational.

show ip bgp Displays local and learned network entries in the BGP table with

next hop, metric, local preference, weight, and AS path.

show ip bgp summary Displays a summary of the BGP neighbor table. Lists importantBGP parameters, such as the AS number and router ID,statistics about the memory consumption of the various BGPdata structures, and a brief overview of the configured neighborsand their state.

show ip bgp neighbors Displays parameters and extensive statistics about the peeringsession for all BGP neighbors.

show ip ospf database Verifies the link types and link IDs for all areas in which this

device participates.