Module 3 Configuring a Router

Ones you’ll use most often

Detail of some Router Modes

Interface configuration

Passwords Passwords used to secure the router at different levels Secures the console Secures a telnet connection Secures the actual router and changes made to the config file

Detail

Show Commands Defined ___________________________________________________________________________________________________ _________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________ -- shows information about the Flash memory device ___________________________________________________________________________________________ show processes -- displays information about the active processes

Show Commands Defined ___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ show memory -- shows statistics about the router's memory, including memory free pool statistics show stacks -- monitors the stack use of processes and interrupt routines and displays the reason for the last system reboot show buffers -- provides statistics for the buffer pools on the router

Internetwork Operating System Router#show interfaces Router#show version Router#show flash RAM NVRAM Flash Internetwork Operating System Backup Configuration File Operating Systems Interfaces Programs Active Configuration File Tables and Buffers Router#show startup-config Router#show processes CPU Router#show protocols Router#show running-config Router#show mem Router#show stacks Router#show buffers

Suggested Flow-Chart to follow..

Finalize Configuration with… DOCUMENTATION!!!

The Makes working with IP addresses even simpler for the user

Commonly used Copy commands

More common config. commands ______________________________________________________________________________________________________________ copy running-config tftp -- stores the current configuration from RAM on a network TFTP server

Mod 3 Labs… Please read thru lab before beginning. This will make the labs more meaningful. You will have plenty of time in-class to work on so please don’t rush these are important labs!! Labs: Command Modes and Router Id’s Configuring Router Passwords Using Router Show Commands Configuring a Serial Interface Configuring an Ethernet Int Making Configuration Changes Configuring Interface Descriptions Configuring MOTD Configuring Host Tables Backing Up Configuration Files