Cisco IOS basic command set page 1/3

1. Basic router inspection commands

Show version

Show Processes

Show protocols

Show mem

Show IP Route

Show startup-config

Show running-config

Show flash

Show interfaces

Ii. Basic route configuration commands

Enter: config Terminal/memory/Network

Frequently Used commands for network configuration: Copy and Load

1. ID: Hostname

2. startup ID: banner startup ID

3. Interface: interface port number

4. Password: line 0 6

Login

Passwd Password

Enable password/secret password

5. interface:

1) configure the port

Interface port number

Clock rate (64000)/* configure in serial port */

Bandwidth bandwidth (56 by default)/* configure in serial port */

Media-type media type/* on the Ethernet port */

Early-Token release/* on the ring network port */

Ring-speed 16/* on the ring port */

No Shutdown

Write memory

2) Check the port

Show interfaces

Show Controllers

6. Configure the environment

1) Guide Mode

Boot system flash iOS-filename

Boot system TFTP iOS-filename TFTP-address

Boot system ROM

2) configure the register value

Config-register 0x2102

7. View neighbor routes

Show CDP Interface

Show CDP neighbors [detail]

Show CDP entry routings

8. IP Address Configuration

IP address Network Address Mask

IP host name address

IP name-server address 1 server address 2...

IP domain-lookup NSAP

Show hosts

Ping host name/IP Address

Trace host name/IP Address