CCIE 常用命令(部分)
Ping (Normal)Ping (Extended,Privilege)
Trace
Show ip route
•Show session
•Show line
•Clear line x
•Who
X
•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
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 ?
Seconds between hello transmissions
Rtr(config-if)#ip hold-time eigrp 1 ?
Seconds before neighbor is considered down
Rtr(config-if)#ip split-horizon eigrp ?
Autonomous system number
RIP/IGRP/EIGRP Split Horizon
•Serial 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 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
*passive-interface Suppress Routing Updates on an Interface
***redistribute Redistribute Information from Another Routing Protocol
*router-id Router-id for this OSPF Process
***summary-address Configure IP Address Summaries
*timers Adjust Routing Timers
Rtr(config-router)#area ?
OSPF Area ID as a Decimal Value
A.B.C.D OSPF Area ID in IP Address Format
Rtr(config-router)#area 1 ?
**Authentication Enable Authentication
*default-cost Set the Summary Default-cost of a NSSA/stub Area
*nssa Specify a NSSA Area
***range Summarize Routes Matching Address/mask
(Border Routers Only)
*stub Specify a Stub Area
***virtual-link Define a Virtual Link and its Parameters
•Rtr(config-router)#default-information originate ?
Always Always Advertise Default Route
metric OSPF Default Metric
metric-type OSPF Metric Type for Default Routes
route-map Route-map Reference
•Rtr(config-if)#ip ospf ?
***authentication-key Authentication Password (Key)
**cost Interface Cost
*database-filter Filter OSPF LSA During Synchronization and Flooding
*dead-interval Interval After Which a Neighbor is Declared Dead
***demand-circuit OSPF Demand Circuit
*hello-interval Time Between HELLO Packets
***message-digest-key Message Digest Authentication Password (Key)
***network Network Type
***priority Router Priority
*retransmit-interval Time Between Retransmitting Lost Link State Advertisements
*transmit-delay Link State Transmit Delay
•3550 Spanning Tree
*forward-timeSet 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
**backbonefastEnable BackboneFast Feature
**etherchannelSpanning tree etherchannel specific configuration
*extend Spanning Tree 802.1t extensions
***pathcost Spanning tree pathcost options
***portfast Spanning tree portfast options
**uplinkfast Enable UplinkFast Feature
ATM PVC Configuration Example
interface atm2/0
encapsulation aal5snap
ip address 192.192.192.1 255.255.255.0
pvc 0/106
protocols ip 192.192.192.2 broadcast
interface atm2/0
encapsulation aal5snap
ip address 192.192.192.2 255.255.255.0
pvc 0/106
protocols ip 192.192.192.1 broadcast
End-Station Configuration Example
interface 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 777777777777.00
atm arp-server nsap self
or
atm arp-server nsap 47.009181000000001007386901.555555555555.00
ATM Feature Example
hostname 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 0
VOIP
dial-type {dtmf | pulse}—tone or pulse dialing
cptone country—set regional tone, ring and cadence
ring frequency {25 | 50}—(FXS only) ring frequency in hertz;
Should match end device
ring number number—(FXO only) maximum number of rings to be detected before answering a call over an FXO voice port
connection plar number—private line auto ring down, auto-dials
remote number
music-threshold decibels (-70 to -30)—specify the threshold for
on-hold music
description string—to include a description of what this voice port
is connected to
comfort-noise—generates background noise(optional, w/ VAD)
num-exp extension extension-string—define how to expand
an extension number into a particular destination pattern
ip precedence {0|1|2|3|4|5|6|7}—gives voice traffic precedence
over other IP traffic
Dial Peer Configuration Example
dial-peer voice 1 pots
destination-pattern 1001
port 1/0/0dial-peer voice 2 voip
destination-pattern 1002
session target ipv4:10.18.0.1
DLSw+ Ethernet Configuration Example
Router A#
dlswlocal-peer peer-id 10.1.1.2
dlswremote-peer 0 tcp 10.2.2.1
dlswbridge-group 1
!
interface Ethernet 0
bridge-group 1
!
bridge 1 protocol ieee
QoS Quality of Service
•Policy Based Routing
•Committed Access Rate
•Weighted Fair Queuing
•Class Based Weithted Fair Queuing
•Priority Queuing
•Custom Queuing
•Frame-relay Traffic Shaping
•Weighted Random Early Detection
IP Features
•Network Address Translation (NAT)
•Hot Standby Routing Protocol (HSRP)
•Domain Name Service (DNS)
•Dynamic Host Control Protocol (DHCP)
•Network Time Protocol (NTP)
•HTTP
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