2 guides

International Routes & Quality

Origination, termination, DIDs, caller ID, and how to judge a route by ASR, ACD and PDD rather than price alone.

How to Compare VoIP Route Quality Using ASR, ACD, PDD, and Real Test Calls

A cheap per-minute rate means nothing if calls do not connect or billing starts early. How to read ASR, ACD and PDD honestly, and a test plan that catches what statistics hide.

1 min read · Updated July 29, 2026

International VoIP Routes: Origination, Termination, DIDs, and Local Presence

International voice split into two directions: calls coming into your platform and calls going out. DIDs, local presence numbers, caller ID limits, and what to test before launch.

1 min read · Updated July 29, 2026