3 Articles Tagged call trace

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Understanding SIP PRACK for Avaya Aura

  • Andrew Prokop
  • December 9, 2015 | 4 minutes to read
  • 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…
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An Even Closer Look at Avaya Aura IMS Call Processing

  • Andrew Prokop
  • November 5, 2015 | 5 minutes to read
  • Last week, I walked you through how Avaya implements IMS processing between Session Manager and Communication Manager.  Even though it may have looked fairly complicated and…
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A Close Look at Avaya Aura IMS Call Processing

  • Andrew Prokop
  • October 28, 2015 | 6 minutes to read
  • It goes without saying that SIP is a protocol. After all, it stands for Session Initiation Protocol. It’s a series of request methods, responses, headers,…