Articles in Developers

SIP Media Management: Early or Late?

  • Andrew Prokop
  • April 29, 2014 | Estimated reading time: 5 minutes to read
  • In a previous blog, I addressed the concepts of early offer and late offer. You are welcome to read the article, SIP Media Management: Early…

Michigan State Wins Innovation Award from Avaya; 7 Partners Win DevConnect Excellence Awards

  • Jon Alperin
  • April 28, 2014 | Estimated reading time: 3 minutes to read
  • Does the phrase "I'll know it when I see it" apply to innovation? How do you recognize innovation versus improvement when you see something new?…

Understanding the SIP OPTIONS Request

  • Andrew Prokop
  • April 24, 2014 | Estimated reading time: 3 minutes to read
  • Several years ago I bought my sons a set of walkie-talkies. Some of you may remember that for a while they were huge with the…

Avaya IP Shuffling: What Exactly Happens?

  • Andrew Prokop
  • April 16, 2014 | Estimated reading time: 4 minutes to read
  • Here in Minnesota we like to say that there are only two seasons – winter and road construction. As winter finally comes to an end…

Rummaging Through the SIP Closet

  • Andrew Prokop
  • April 14, 2014 | Estimated reading time: 4 minutes to read
  • I have a difficult time throwing things out.   Perhaps it’s due to my optimistic nature, but I always feel that no matter how long…

SIP Message Bodies: What do They Mean?

  • Andrew Prokop
  • April 11, 2014 | Estimated reading time: 5 minutes to read
  • I was born and raised in Arizona, but for many years I’ve called Minnesota home. Yes, I understand that most people make the opposite move,…

Web Services for Knuckleheads

  • Andrew Prokop
  • April 10, 2014 | Estimated reading time: 5 minutes to read
  • On a number of occasions, my blog articles have used terms such as web services, SOAP, REST, and RESTful. Without providing much explanation, I’ve stated…

Dipping Your Toes into the SIP Stream

  • Andrew Prokop
  • April 8, 2014 | Estimated reading time: 4 minutes to read
  • There are surprises and there are surprises. For instance, I like it when I come home after a long day at work to find that…

Understanding Avaya's Personal Profile Manager (PPM)

  • Andrew Prokop
  • April 4, 2014 | Estimated reading time: 4 minutes to read
  • If you were to design an SIP telephone solely based on the features available from IETF (Internet Engineer Task Force – the owners of SIP)…

Tackling Loop Detection in SIP Architecture

  • Andrew Prokop
  • April 3, 2014 | Estimated reading time: 4 minutes to read
  • It is said that the definition of insanity is doing the same thing over and over again and expecting different results. I will venture to…

For Unified Communications Pros: How to Record Calls with SIPREC

  • Andrew Prokop
  • March 25, 2014 | Estimated reading time: 5 minutes to read
  • “This call may be recorded for quality assurance.” It’s nearly impossible to call a contact center without hearing that message or something very similar.  A…

A Timely Article About SIP Timers

  • Andrew Prokop
  • March 20, 2014 | Estimated reading time: 4 minutes to read
  • Some things happen for a reason and some things just happen. Last week I hit a deer and I highly doubt that there was some…

How to Build a Secure SIP Network

  • Andrew Prokop
  • February 13, 2014 | Estimated reading time: 5 minutes to read
  • For the most part, I love my job as a communications architect.  I love sifting through Wireshark traces trying to find needles in SIP haystacks. …

Using Avaya Call Intercept Services to Build 'Call Forwarding on Steroids'

  • Andrew Prokop
  • January 6, 2014 | Estimated reading time: 5 minutes to read
  • A few weeks ago I wrote about Avaya's new Collaboration Environment (CE). Since then I have had time to download the SDK (Software Development Kit)…

Debate Over Online Video Codecs Continues at WebRTC Conference & Expo

  • Luke Stangel
  • November 22, 2013 | Estimated reading time: 4 minutes to read
  • There's a battle over technology standards being waged right now, and the future of video on the Internet hangs in the balance. In some ways,…