Avaya Inc. More Information Avaya Inc. Description: Avaya communication systems, applications and services. Offers Session Initiation Protocol (SIP), ip telephony and other Voip. Category: United States > Business > Telecommunications URL: http://www.avaya.com/ Report Broken Link: Report Problem With Website: Rate This Site Current Rating for "Avaya Inc.": 0.00 Current Votes for "Avaya Inc.": 0 How do you rate "Avaya Inc."? 10 - The Best 9 8 7 6 5 4 3 2 1 - The Poorest Remarks: Ezilon Web Directory is not affliliated with, and does not endorse any websites in our directory.