Alex Balashov is the Principal of Evariste Systems, an established VoIP engineering consulting company founded in 2007, based in northeast Georgia, USA. His expertise is focused on open-source infrastructure and platform-building for SIP service providers, chiefly with Kamailio, but has diverse interests, from UI development to AI to road cycling and racing.

Presentations

23x

The changing American PSTN core

As recently as 2015, Alex Balashov was on record saying that SS7 and TDM steadfastly remain as the essential building blocks of a reliable PSTN, and that the triumphant proclamations of IP peering were something of a laughingstock, or at least premature.  Well, the much-vaunted move to IP peering in the core of the PSTN itself has finally happened, and has been rapidly gaining steam in the last 5-10 years. The ILEC tandems do not play the role they once did, and the landscape is shifting rapidly.

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