Troubleshooting VSS Failure

Posted by: admin  :  Category: CCIE, CCNP, Switching, Troubleshooting




In this article we are going to discuss how a VSS pair reacts during a failure. There are three possible failure scenarios that may occur.

  1. Link failure in the multi-chassis port channel link.
  2. Active supervisor engine failure.
  3. VSL failure.

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Ports VS Interfaces What Are The Differences

Posted by: admin  :  Category: Exam Preps, Routing, Switching, Troubleshooting


Over the long course of my career I have heard many of my colleagues refer to these two terms interchangeably, although this is actually not true and may cost you a wrong answer on an exam such as Cisco’s CCNA or CCNP which could make the difference between you passing the exam or not. Let us take a look at the differences in these two terms. Continue reading “Ports VS Interfaces What Are The Differences” »

Troubleshooting Redistribution Lab

Posted by: admin  :  Category: CCIE, CCNA, CCNP, EIGRP, Lab Scenarios, OSPF, RIP, Routing, Troubleshooting


In this Free Cisco Lab Packet Tracer activity we will be troubleshooting route redistribution between Open Shortest Path First (OSPF), Enhanced Inter Gateway Routing Protocol (EIGRP), Routing Information Protocol (RIP) and static routing protocols.

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CCNP Lab Troubleshooting Complex Environments

Posted by: admin  :  Category: CCIE, CCNP, Routing, Switching, Troubleshooting

Tshoot Lab-10-1 

This lab covers a range of problems and requires that you make use of your troubleshooting skills to resolve the routing and switching problems introduced. This lab focuses on routing and switching connectivity issues related to EtherChannel, STP, OSPF, EIGRP, and ACLs. 

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