Applied Infrastructure

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• Do You Conduct Network Failure Testing?

  At Enterprise Connect a few weeks ago, I contributed to the three-hour workshop on "QoS and Network Design for Converged Networks." The focus of my presentation was network design and resilient network infrastructure. What does it mean for a... Posted Mar 10 2011, 08:43 AM by tslattery with | with 1 comment(s) Filed under: network testing, redundancy, resiliency, failure testing

• Real-Time Network Failure Detection

  One of our customers had an interesting problem recently that caused a network outage in a critical part of the network. An interface blade was inserted into a Cisco Cat6500, but the blade didn't pass diagnostics. The blade had been checked out in... Posted Nov 08 2010, 10:48 PM by tslattery with | with no comments Filed under: network management, network testing, Featured, IP SLA

• The History of Ping

  Everyone doing networking these days knows about the ping program. What is often not known is how it originated. I happened to be a by-stander and was able to see it being created. The real story about ping is found on a web page written by Mike Muuss... Posted Feb 15 2008, 10:44 AM by tslattery with | with no comments Filed under: ping, network testing, ttcp

• Understanding Network Redundancy

  I am regularly surprised by network redundancy designs that are either overbuilt or underbuilt. There seem to be two major themes that drive these designs. I'll address the first theme in this blog entry and the second theme in a successive blog entry... Posted Nov 27 2007, 11:43 AM by tslattery with | with no comments Filed under: network discovery, network topology, network testing