5.1 Router Boot Sequence and Verification  
  5.1.1 Stages of the router power-on boot sequence  

The goal of the startup routines for Cisco IOS software is to start the router operations. The router must deliver reliable performance in its job of connecting any configured networks. To do this, the startup routines must do the following:

  • Test the router hardware.
  • Find and load the Cisco IOS software.
  • Find and apply configuration statements, including protocol functions and interface addresses.

Figure illustrates the sequence and services used to initialize the router.

 

Interactive Media Activity

Drag and Drop: Router Boot Sequence

When the student has completed this activity, the student will be able to understand the sequence in which a router boots up.

   
 

Web Links

Router Setup and Startup

http://csc.colstate.edu/summers/ NOTES/CS458/chap11/ tsld004.htm