ccie command 考试常用命令.doc

ccie考试涉及常用命令(部分)：ping (normal)ping (extended,privilege)traceshow ip routeshow sessionshow lineclear line xwho x hostname r6line con 0 exec-timeout 0 0no ip domain-lookupno exec-timeoutip subnet-zerologin password (configured)vty password (configured)enable passwordno logg console (logg console) or logg syn(line con 0)no logg buffer (logg buffer)ip classlessxconfig a router as a frame relay switchframe-relay switchinginterface serial 1encapsulation frame-relayframe-relay intf dceframe-relay lmi-type ansiframe-relay route 102 interface s2 201 frame-relay route 103 interface s3 301 .clockrate 64000(options)interface serial 2encapsulation frame-relayframe-relay intf dceframe-relay lmi-type ansiframe-relay route 201 interface s1 102 frame-relay route 203 interface s3 302 clockrate 64000(options)rip commandsrouter ripip rip send v 1/ v 2neighbor x.x.x.x(when use passive interface)offset listsplit-horizon ( in interface)show ip protocols*auto-summaryenable automatic network number summarization*default-informationcontrol distribution of default information*default-metricset metric of redistributed routes*distancedefine an administrative distance*distribute-listfilter networks in routing updates*flash-update-thresholdspecify flash update threshold in second*maximum-pathsforward packets over multiple paths *neighborspecify a neighbor router*networkenable routing on an ip network*offset-listadd or subtract offset from igrp or rip metrics*passive-interfacesuppress routing updates on an interface*redistributeredistribute information from another routing protocol*timersadjust routing timers*traffic-sharealgorithm for computing traffic share for alternate routes*validate-update-sourceperform sanity checks against source address ofrouting updates*versionset routing protocol version rtr(config-if)#ip rip ? *authenticationauthentication control *receiveadvertisement reception *sendadvertisement transmissioneigrp command*auto-summaryenable automatic network number summarization*default-informationcontrol distribution of default information*default-metricset metric of redistributed routes*distancedefine an administrative distance*distribute-listfilter networks in routing updates*eigrpeigrp specific commands*maximum-pathsforward packets over multiple paths metricmodify igrp routing metrics and parameters*neighborspecify a neighbor router*networkenable routing on an ip network*offset-listadd or subtract offset from igrp or rip metrics*passive-interfacesuppress routing updates on an interface*redistributeredistribute information from another routing protocol*timersadjust routing timers*traffic-sharealgorithm for computing traffic share for alternate routes*variancecontrol load balancing variancertr(config-if)#ip hello-interval eigrp 1 ? seconds between hello transmissionsrtr(config-if)#ip hold-time eigrp 1 ? seconds before neighbor is considered downrtr(config-if)#ip split-horizon eigrp ? autonomous system numberrip/igrp/eigrp split horizonserial interfaces.frame relay not enabled split horizon is enabled.frame relay enabled, no sub interface - split horizon is disabled.frame relay enabled, sub-interfaces - split horizon is enableduseful command in ospfshow ip ospf neish ip protocolssh ip ospf interfacesh ip ospf databasedebug ospf adjrtr(config)#router ospf 1rtr(config-router)#?router configuration commands:*areaospf area parameters*auto-costcalculate ospf interface cost according to bandwidth*default-informationcontrol distribution of default information*default-metricset metric of redistributed routes*distancedefine an administrative distance*distribute-listfilter networks in routing updates*neighborspecify a neighbor router*networkenable routing on an ip network*passive-interfacesuppress routing updates on an interface*redistributeredistribute information from another routing protocol*router-idrouter-id for this ospf process*summary-addressconfigure ip address summaries*timersadjust routing timers rtr(config-router)#area ? ospf area id as a decimal value a.b.c.dospf area id in ip address formatrtr(config-router)#area 1 ?*authenticationenable authentication*default-costset the summary default-cost of a nssa/stub area*nssaspecify a nssa area*rangesummarize routes matching address/mask (border routers only)*stubspecify a stub area*virtual-linkdefine a virtual link and its parametersrtr(config-router)#default-information originate ? alwaysalways advertise default route metricospf default metric metric-typeospf metric type for default routes route-maproute-map reference rtr(config-if)#ip ospf ? *authentication-keyauthentication password (key) *costinterface cost *database-filterfilter ospf lsa during synchronization and flooding *dead-intervalinterval after which a neighbor is declared dead *demand-circuitospf demand circuit *hello-intervaltime between hello packets *message-digest-keymessage digest authentication password (key) *networknetwork type *priorityrouter priority *retransmit-intervaltime between retransmitting lost link state advertisements *transmit-delaylink state transmit delay3550 spanning tree*forward-time set the forward delay for the spanning tree* hello-time set the hello interval for the spanning tree* max-age set the max age interval for the spanning tree* priority set the bridge priority for the spanning tree*root configure switch as root*backbonefast enable backbonefast feature*etherchannel spanning tree etherchannel specific configuration*extend spanning tree 802.1t extensions*pathcost spanning tree pathcost options*portfast spanning tree portfast options*uplinkfast enable uplinkfast featureatm pvc configuration exampleinterface atm2/0 encapsulation aal5snap ip address 192.192.192.1 255.255.255.0 pvc 0/106 protocols ip 192.192.192.2 broadcastinterface atm2/0 encapsulation aal5snap ip address 192.192.192.2 255.255.255.0 pvc 0/106 protocols ip 192.192.192.1 broadcastend-station configuration exampleinterface atm3/0 no ip address pvc 0/5 qsaal pvc 0/16 ilmi!interface atm3/0.1 multipoint ip address 1.1.1.1 255.255.255.0 atm esi-address 777777777777.00atm arp-server nsap selfor atm arp-server nsap 47.009181000000001007386901.555555555555.00atm feature examplehostname rtra!interface atm3/0.1 point-to-point ip address 1.1.1.1 255.255.255.0 pvc 0/108 class-vc vclass protocol ip 1.1.1.2 encapsulation aal5snap ! vc-class atm vclass abr 1000 0voipdial-type dtmf | pulsetone or pulse dialingcptone countryset regional tone, ring and cadencering frequency 25 | 50(fxs only) ring frequency in hertz; should match end devicering number number(fxo only) maximum number of rings to be detected before answering a call over an fxo voice portconnection plar numberprivate line auto ring down, auto-dials remote numbermusic-threshold decibels (-70 to -30)specify the threshold for on-hold musicdescription stringto include a description of what this voice port is connected tocomfort-noisegenerates background noise(optional, w/ vad)num-exp extension extension-stringdefine how to expand an extension number into a particular destination patternip precedence 0|1|2