

- #Show mac address cisco router serial
- #Show mac address cisco router update
- #Show mac address cisco router software
Terminal history size 50 – sets command history to 50 lines Terminal monitor – needed to view debug commands from telnet session Service password-encryption – encrypts passwords (Global command) Passive-inteface s0 – disables routing updates on interface (Global command) – they are not sent out this interface but they are still received. No login – sets line, vty ports not to prompt for login info Mrinfo – request neigbour and version information from a multicast router Logging synchronous – stops console messages overwriting commands Ip name-server – sets ip address(es) of DNS servers Ip host nik 172.17.1.63 – adds to host table (up to 8 ip addr) Ip domain-name – appends domain name to hostname (required for DNS) Ip domain-lookup – enables DNS (use no form to stop this) Displayed before MOTD banner but before login promptsĬlear counters – clears counters on all interfacesĬlear frame-relay-inarp – clears dynamic mappingsĬlear line 1 – clears vty 1 connection to a remote routerĬonfig-register 0x2102 – changes config registerĬopy tftp flash – copies IOS image from tftp server default directory to router flashĭisable – to get back to user mode from privilegedĭisconnect 1 – clears a connection to a remote routerĮnable last-resort – define enable action if no tacas servers respondĮnable use-tacas – tells the router to authenticate passwords through a tacas serverĮncapsulation isl 3 – encapsulates ISL frame-tagging for VLAN 3 on an interfaceĮxec timeout 0 1 – sets console timeout to 1 secondĮxec-timeout 0 0 – sets exec timeout to never timeoutĮxec-timeout 1 0 – set exec timeout to 1 minute Show terminal – shows terminal config + history buffer sizeīanner exec – for activation or incoming vtyīanner incoming – displayed on reverse telnet sessionsīanner login – displayed on all connected terminals. Show history – shows last 10 commands entered by default Show trunk A allowed-vlans – shows which VLANS allowed on trunk link Show port system – shows switching method Show run – display router config (RAM), configured PVCs, ACLs.


Show frame-relay map – ip to dlci mappings Show frame-relay pvc – all configured PVC’s, DLCI numbers, status of connections, No. Show frame-relay lmi – lmi errors and lmi type Show users – shows connections to your router, port and time connected Show session(s) – shows connections to a remote device Show host(s) – shows hostname to IP resolution of hosts
#Show mac address cisco router serial
Show controllers serial 0 – shows DTE/DCE connections, buffer size, collisions, mac address Show cdp interface – encapsulation, timer, holdtime for each intf Show cdp traffic – info on traffic and errors Show cdp neighbor detail – same as above also IP address, version info Show cdp entry * – IP address of neighbour, protocol info, platform, capability, portID, holdtime, same info as show version, neighbour device ID, local interface

Show cdp neighbor – deviceID, local intf, holdtime, capability, platform, remote portID Show interface serial 0 – shows bandwidth, MTU, keepalives Show ip interface – IP addresses, masks, MTU, access-lists, split horizon, ICMP, CDP status, NAT statistics, LMI info, DLCIs Show access-lists – shows standard and extended access-lists on all interfaces
#Show mac address cisco router update
Show ip protocol – routing update times, networks active on, neighbour routers, administrative distances, AS number Show protocol – ipx addresses of an interface, IP addresses and routing protocol Show ipx traffic – number/type of packets, RIP and SAP packets Show ipx servers – server list (name, port, hops, type of service) Show ipx interface – status, ipx rip and sap received/sent, ipx access-lists
#Show mac address cisco router software
Show version – software version, config files, boot images, config register, basic config of router SHOW COMMANDS – CISCO ROUTERS (some command relevant to Cisco switches too)
