Need Avaya Definity telephone system support maintenance services? Telcom & Data can help. For over 15 years we have helped thousands of customers with support, repair, installation and trouble shooting. We offer full 24/7 system monitoring as well as on site and remote services. If you have an existing Avaya Definity PBX system we can save you money on support and maintenance services. Call us at 800-335-0229 to talk to a tech