Sean Wilkins

A system can only run efficiently if it’s set up properly. In this post, Sean Wilkins discusses Enhanced Interior Gateway Routing Protocol (EIGRP) neighborship issues and how to troubleshoot and solve these problems.

The Open Shortest Path First (OSPF) protocol is probably the most frequently utilized interior networking protocol and it’s because it works so well, but only when it’s working! In this post, Sean Wilkins covers 5 common OSPF neighborship issues and explains methods for troubleshooting and solving these issues.

Manually assigning IP addresses on large networks can be a hassle which is what makes the automation of DHCP wonderful as long as it is running and configured properly. In this post, Sean Wilkins discusses some common DHCP configuration issues and troubleshooting techniques to ensure your DHCP network runs smoothly.

Sean Wilkins returns for his second CCNP TSHOOT exam prep article. In this post, Sean discusses basic trouble shooting procedures by providing a nice step-by-step outline from the start, defining the problem, to actually solving the problem. Like his previous post on troubleshooting techniques, this is a great article for anyone looking to pass the CCNP TSHOOT exam.

There are several approaches and techniques that systems are troubleshooted and they can all work well. Which one you chose can come down to personal preference or be dependent on the nature of the issue. In this article, Sean Wilkins goes over several of these approaches. This is a great article for those about to take the CCNP TSHOOT exam.

In this article, Sean Wilkins discusses the several diagnostic tools included with Cisco IOS. These tools simplify the diagnosis and troubleshooting of any network issue. This article is an excellent read for anyone that is prepping for the CCNP TSHOOT exam.

This is the second in a series of Dial Peer Concepts and Configuration articles. This advanced overview goes into more depth about dial peer matching and the differences between inbound and outbound dial peer matching.

Cisco’s Communications Manager Express (CME) offers a wide range of features for voice networks. Although installation of CME is rather simple, there are certain steps that need to be considered. The following article provides a brief overview of the installation process.

As high-performance networking switching equipment continues to drop in price, these systems are being implemented more frequently. This article gives a broad overview of one of these systems: Cisco Unified Communications Manager Express (CME). Like many of these systems, CME can be implemented over existing networks in several fashions.

Sean Wilkins discusses configuration of Link Fragmentation and Interleaving (LFI). Although LFI is rather easy to implement, the benefits can be significant by preventing delays of large high-priority packets across the network, therefore increasing VoIP quality.