Tuesday, October 22, 2013

Cisco ccna ccnp exam tutorial five debugs you must know


Cisco CCNA / CCNP Exam Tutorial: Five Debugs You Must Know


To pass your CCNA and CCNP exams, you must know when and how to use debug commands. Learn five vital debugs from Chris Bryant, CCIE #12933.


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To pass the BSCI exam and move one step closer to CCNP certification success, you've got to know how and when to use debug commands to troubleshoot and verify network operations. While you should never practice debug commands on a production network, it's important to get some hands-on experience with them and not rely on "router simulators" and books to learn about them.

When it comes to RIP, "debug ip rip" is the primary debug to use. This debug will show you the contents of the routing update packets, and is vital in diagnosing RIP version mismatches and routing update authentication issues.

You know how to use the variance command to configure unequal-cost load-sharing with IGRP, but IGRP has no topology table that will give you the feasible successor metrics you need. With IGRP, you need to use the "debug ip igrp transactions" command to get these vital metrics.

Several factors are considered by OSPF-en

 



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