Copyright 2003 CCNA 3 Chapter 7 Switch Configuration By Your Name
Copyright 2003 Objectives Starting the switch Configuring the switch
Copyright 2003 LAN Design Goals Functionality Scalability Adaptability Manageability
Copyright 2003 Physical Startup of Catalyst Switches Switches typically have no power switch to turn them on and off. They simply connect or disconnect from a power source.
Copyright 2003 Switch LED Indicators
Copyright 2003 Verifying Port LEDs During Switch POST
Copyright 2003 Connecting a Switch to a PC
Copyright 2003 Help in the CLI
Copyright 2003 The show Command
Copyright 2003 Configuring the Switch
Copyright 2003 Verifying the Catalyst Switch Default Configuration show running-config show interface show vlan show flash show version
Copyright 2003 Switch Configuration To overwrite any existing configuration, follow these steps: 1. Remove any existing VLAN information by deleting the VLAN database file. vlan.dat from the Flash memory directory. 2. Erase the backup configuration file startup-config. 3. Reload the switch.
Copyright 2003 Configuring the Catalyst Switch
Copyright 2003 Managing the MAC Address Table Switches learn the MAC addresses of PCs or workstations that are connected to their switch ports by examining the source address of frames that are received on that port.
Copyright 2003 Configuring Static MAC Addresses
Copyright 2003 Configuring Port Security
Copyright 2003 Adds, Moves, and Changes
Copyright 2003 Managing Switch Operation An administrator should document and maintain the operational configuration files for networking devices. The most recent running-configuration file should be backed up on a server or disk. The Cisco IOS Software should also be backed up to a local server. The Cisco IOS Software can then be reloaded to Flash memory if needed.
Copyright 2003 Passwords For security and management purposes, passwords must be set on the console and vty lines. An enable password and an enable secret password must also be set.