Avaya UPG ADV CMS R17 HA AGT 251+ 3YPP

Keep mission-critical contact-center services running through planned maintenance and unplanned incidents. This upgrade support package extends vendor-backed technical support and software maintenance for Avaya CMS Release 17 in High Availability configurations sized for 251+ agents. Over a 36-month term, teams receive vendor-issued software updates and defect remediation aligned to Avaya’s published CMS release train, reducing risk during patching, capacity changes and OS/virtualization refreshes. Procurement teams benefit from a single SKU that matches enterprise buying cycles, avoids surprise renewal gaps and simplifies compliance for multi-site contact centers. Use this SKU to standardize support on production CMS clusters, to cover upgraded systems after a major release, or to align third-party maintenance windows with Avaya-sourced fixes. Contact your Avaya reseller for SLA specifics and renewal options applicable to your contract region.