CCNA Cisco Certified Network Associate Study Guide - FTP Server

370 Chapter 7 � Managing a Cisco Internetwork
Hands-on Labs
To complete the labs in this section, you need at least one router (more
is better) and at least one PC running as a TFTP host. Here is a list of the labs
in this chapter:
Lab 7.1: Backing Up Your Router IOS
Lab 7.2: Upgrading or Restoring Your Router IOS
Lab 7.3: Backing Up the Router Configuration
Lab 7.4: Using the Cisco Discovery Protocol (CDP)
Lab 7.5: Using Telnet
Lab 7.6: Resolving Hostnames
The RouterSim product, available from www.routersim.com, can perform all
these labs.
Lab 7.1: Backing Up Your Router IOS
1. Log in to your router and go into privileged mode by typing en or
enable.
2. Make sure you can connect to the TFTP host that is on your network
by pinging the IP address from the router console.
3. Type show flash to see the contents of flash memory.
4. Type show version at the router privileged mode prompt to get the
name of the IOS currently running on the router. If there is only one
file in flash memory, the show flash and show version commands
show the same file. Remember that the show version command
shows you the file that is currently running, and the show flash command
shows you all of the files in flash memory.
5. Once you know you have good Ethernet connectivity to the TFTP host,
and you also know the IOS filename, back up your IOS by typing copy