IMS to PSTN Interworking

Guest Author:  Pieter Veenstra – Architect Voice Solutions – KPN. Pieter Veenstra is lead architect at KPN with over 25 years of experience in the architectural design of voice solutions.  Past roles at KPN included automated test bed design, protocol specification of SS7, and 15 years representing KPN in ETSI and ITU-T standardization with 6 years as chairman of an Read more…

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