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1 2 和匯匈

  Ping (Normal)
  
  Ping (Extended,Privilege)
  
  Trace
  
  Show ip route
  
  Show session
  
  Show line
  
  Clear line x
  
  Who
  
  <Ctrl-Shift-6> X
  
  R>hostname R6
  
  line con 0
  
  exec-timeout 0 0
  
  No ip domain-lookup
  
  No exec-timeout
  
  Ip subnet-zero
  
  Login password (configured)
  
  Vty password (configured)
  
  Enable password
  
  No logg console (logg console) or logg syn(line con 0)
  
  No logg buffer (logg buffer)
  
  Ip Classless
  
  <Ctrl-Shift-6>X
  
  Config a Router as a frame relay switch
  
  Frame-relay switching
  
  interface serial 1
  
  encapsulation frame-relay
  
  frame-relay intf dce
  
  frame-relay lmi-type ansi
  
  frame-relay route 102 interface s2 201
  
  frame-relay route 103 interface s3 301
  
  ´.
  
  Clockrate 64000(options)
  
  interface serial 2
  
  encapsulation frame-relay
  
  frame-relay intf dce
  
  frame-relay lmi-type ansi
  
  frame-relay route 201 interface s1 102
  
  frame-relay route 203 interface s3 302
  
  ´    Clockrate 64000(options)
  
  RIP Commands
  
  Router rip
  
  ip rip send v 1/ v 2
  
  Neighbor x.x.x.x(when use passive interface)
  
  Offset list
  
  split-horizon ( in interface)
  
  Show ip protocols
  
  *auto-summary        Enable Automatic Network Number Summarization
  
  **default-information    Control Distribution of Default Information
  
  **default-metric        Set Metric of Redistributed Routes
  
  **distance            Define an Administrative Distance
  
  ***distribute-list        Filter Networks in Routing Updates
  
  *flash-update-threshold    Specify Flash Update Threshold in Second
  
  *maximum-paths        Forward Packets Over Multiple Paths
  
  **neighbor            Specify a Neighbor Router
  
  ***network            Enable Routing on an IP Network
  
  *offset-list            Add or Subtract Offset From IGRP or RIP Metrics
  
  *passive-interface    Suppress Routing Updates on an Interface
  
  ***redistribute        Redistribute Information from Another Routing     Protocol
  
  *timers            Adjust Routing Timers
  
  *traffic-share        Algorithm for Computing Traffic Share for Alternate Routes
  
  *validate-update-source    Perform Sanity Checks Against Source Address of
  
  Routing Updates
  
  **version            Set Routing Protocol Version
  
  Rtr(config-if)#ip rip
  
  **Authentication    Authentication Control
  
  **receive        Advertisement Reception
  
  **send        Advertisement Transmission
  
  EIGRP Command
  
  *auto-summary        Enable Automatic Network Number Summarization
  
  **default-information    Control Distribution of Default Information
  
  **default-metric        Set Metric of Redistributed Routes
  
  **distance            Define an Administrative Distance
  
  ***distribute-list        Filter Networks in Routing Updates
  
  *eigrp            EIGRP Specific Commands
  
  *maximum-paths    Forward Packets Over Multiple Paths
  
  metric            Modify IGRP Routing Metrics and Parameters
  
  **neighbor        Specify a Neighbor Router
  
  ***network        Enable Routing on an IP Network
  
  *offset-list            Add or Subtract Offset from IGRP or RIP Metrics
  
  *passive-interface    Suppress Routing Updates on an Interface
  
  ***redistribute        Redistribute Information From Another Routing Protocol
  
  *timers            Adjust Routing Timers
  
  *traffic-share        Algorithm for Computing Traffic Share for Alternate Routes
  
  *variance            Control Load Balancing Variance
  
  Rtr(config-if)#ip hello-interval eigrp 1
  
  <1-65535> Seconds between hello transmissions
  
  Rtr(config-if)#ip hold-time eigrp 1
  
  <1-65535> Seconds before neighbor is considered down
  
  Rtr(config-if)#ip split-horizon eigrp
  
  <1-65535> Autonomous system number
  
  RIP/IGRP/EIGRP Split Horizon
  
  Serial Interfaces
  
  .Frame Relay not enabled 耽 Split Horizon is enabled
  
  .Frame Relay enabled, no sub interface - Split Horizon is disabled
  
  .Frame Relay enabled, sub-interfaces - Split Horizon is enabled
  
  Useful Command in OSPF
  
  Show ip ospf nei
  
  Sh ip protocols
  
  Sh ip ospf interface
  
  Sh ip ospf database
  
  Debug ospf adj
  
  Rtr(config)#router ospf 1
  
  Rtr(config-router)#
  
  Router Configuration Commands:
  
  ***area            OSPF Area Parameters
  
  **auto-cost        Calculate OSPF Interface Cost According to Bandwidth
  
  *default-information    Control Distribution of Default Information
  
  *default-metric        Set Metric of Redistributed Routes
  
  *distance        Define an Administrative Distance
  
  *distribute-list        Filter Networks in Routing Updates
  
  **neighbor        Specify a Neighbor Router
  
  ***network        Enable Routing on an IP Network

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1 2 和匯匈

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