CABA Information Series

IS-2005-23: The Future Success of VoIP – It’s All About Timing

This paper from Symmetricom presents a technical comparison of conventional circuit switched telephone service and packet switched voice telephony. The latter is now called Voice –over-IP (VoIP). Technical issues include timing errors due to transmission delays through the Internet and buffering at network routers. Methods for measuring time delays and establishing synchronization across the Internet are discussed.




(Adobe PDF File)