Monthly Archives: December 2015

A Look Back at 2015

2015 is drawing to a close and despite the holidays, I was able to eke out one last article for No Jitter this week.  Not to brag, but with this one I meet my goal of a new article every week (with one secret ghost written article). Here’s to a great 2016 for unified communications […]

IoT: A Cause for Celebration and Precaution

Are you familiar with the Carna Botnet? If not, you really should be. Back in 2012, an anonymous hacker set out to “measure” the Internet in a survey entitled The Internet Census of 2012.   Enlisting the Nmap Scripting Engine, every publicly addressable IP address was scanned with the goal of finding just what was out […]

Survivability and Avaya Media Gateways

Writing these technical articles serves two purposes. First, I love having the opportunity to play unified communications professor. I have been in this industry for a long time and I truly enjoy sharing what I’ve learned about telephony, SIP, WebRTC, and VoIP in general. Second, I find that I don’t really understand something until I […]

The Price of Privacy

There’s a new currency in town.  No, it’s not the Chinese yuan, the Japanese yen, or the European Union’s euro.  It’s personal privacy and each and every day we trade a little of our own for something we consider of value. Take the supermarket discount card you gladly allow the cashier to swipe at the […]

A Detailed Look at the SIP PRACK Method

As many of my readers know, every few months I teach a two and a half day class on “all things SIP.” My students are exposed to everything from “why SIP” to the nitty-gritty of SIP requests, responses, and call flows. I even speak about some of the more esoteric topics such as To and […]

It Takes More Than SIP to Get the Job Done

As a Minnesotan on the cusp of another long and cold winter, March feels like a lifetime away. While I have the holidays to lift my spirits here in the month of December, January and February are nothing more than snow, ice, and sub-freezing temperatures.   It gets so bad that there will come a time […]

Understanding Avaya Aura SIP Registration

Let’s start at the very beginning a very good place to start when you read you begin with A B C when you sing you begin with Do Re Mi I have always loved musicals and Rogers and Hammerstein’s “The Sound of Music” is high on my list of favorites. Sure, it’s corny and far […]