To provide maintenance services for the Boards Call Center Telephone System. Coverage shall be 24/7 365 days per year for all items. Service shall include on-call maintenance/repair; help-line support; consultation; remote monitoring for all Alarms; diagnostics, problem resolution and access to the Avaya Insite Tool. Critical replacement parts must be available for installation within a 4-6 hour window during normal working hours. Contractor must be an authorized Platinum Avaya Business Partner.