Difference between revisions of "Cisco basic configuration"

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Start the router and you can see on Putty that it is booting. When it has bootet you need to remove the existing configuration if it has one.
 
Start the router and you can see on Putty that it is booting. When it has bootet you need to remove the existing configuration if it has one.
 
= Checking for existing configuration =
 
= Checking for existing configuration =
If the router after boot start the ''System Configuration Dialog'' as shown in the dialog below, the router has no ''startup-configuration'' and you can proceed to [[Cisco basic configuration#setup step 1| Setup step 1]]
+
If the router after boot start the ''System Configuration Dialog'' as shown in the dialog below, the router has no ''startup-configuration'' and you can proceed to [[Cisco basic configuration#setup step 1| Setup step 1]]. If the router writes some weird messages, you need to erase the configuration.
 
<pre>
 
<pre>
  
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Would you like to enter the initial configuration dialog? [yes/no]: yes
 
Would you like to enter the initial configuration dialog? [yes/no]: yes
 
</pre>
 
</pre>
 +
 
= Erasing existing configuration =
 
= Erasing existing configuration =
 
<span id="setup step 1"></span>
 
<span id="setup step 1"></span>
 
= setup step 1 =  
 
= setup step 1 =  
 
[[category:cisco]][[category:ccna]]
 
[[category:cisco]][[category:ccna]]

Revision as of 10:39, 8 April 2009

Picture 1: Putty serial communication

In this example we will configure a Cisco 2621XM Router

  • hostname Viborg1
  • fastethernet 0/0 - 192.168.22.1/24
  • fastethernet 0/1 - 172.16.0.1/16
  • loopback 0/0 - 10.10.10.1/32
  • RIP version 2 on both subnets

Connect a cisco Roolover cable from the Routers Consoleport to a COM port on your PC. Start a terminalemulator. I will recommend the terminalemulator putty Start putty and fill out the serial data. Marked with red rings in picture 1. Start the router and you can see on Putty that it is booting. When it has bootet you need to remove the existing configuration if it has one.

Checking for existing configuration

If the router after boot start the System Configuration Dialog as shown in the dialog below, the router has no startup-configuration and you can proceed to Setup step 1. If the router writes some weird messages, you need to erase the configuration.


         --- System Configuration Dialog ---

Would you like to enter the initial configuration dialog? [yes/no]: yes

Erasing existing configuration

setup step 1