Covid 19 Update: Given the current global situation, we have paused the delivery of our LiveOnsite courses, but our LiveOnline and OnlineAnytime Packages remain unaffected. Browse over 50 online courses in our course catalogue, or get in touch to register your interest in future LiveOnsite courses when we are able to safely resume in person training.


ITU-T (International Telecommunications Union-Telecommunication Standardization Sector) standard G.726 defines ADPCM (Adaptive Differential Pulse Code Modulation) algorithms which support speech rates of 40Kbps, 32Kbps, 24Kbps and 16Kbps.


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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