Case Studies

Network problems can be as simple as follows: Ping neighbor. 100% packet loss. Check network interface, it’s down. Change SFP and you are done, problem solved 🙂   But they can also be complex; really complex .. In the past few years, I have had the unplanned privilege to see …

In my post about out of band management networks I mentioned console servers as a mean of providing centralized remote access to network devices collocated in the same site. This post is a complementary post for the previous one if you are planning to use a console server in your …

Building a robust out of band management network is a critical part of any service provider or large enterprise backbone. Although failures may not occur frequently but believe me if you are not prepared when they happen you will know how OoB management is important and critical. Network failures do …

ADSL !!! I can hear you say “I know everything about ADSL, its a mature technology and I already know it inside out, why is he  writing about ADSL now?” To be honest I am also surprised by writing about ADSL after working with it for about 7 years now …

Etherchannel is a very effective feature that provides redundancy and load distribution within your switching network. However failing to choose the right load distribution algorithm my leave you under utilizing your network resources. We are going to analyze how to select the load balancing method based on placement of switch …