Avaya SA PREF C/D AES R10 GR HA LG (A9)

Sustain critical Avaya AES R10 global high-availability clusters with three years of Preferred Software Assurance. This SKU (MPN 352121J) maps to Avaya’s SA PREF C/D AES R10 GR HA LG (A9) program and delivers vendor-recognized entitlement for your AES R10 estate. Purchase ensures continued access to Avaya-provided software maintenance, platform releases and published fixes for the covered term so teams can plan upgrades, maintain compatibility with integrated UC subsystems, and reduce operational drift. This offering is targeted at large, geographically distributed contact centers and enterprise UC environments that require predictable lifecycle support for AES R10 HA topologies. The Avaya preferred tier preserves product eligibility for maintenance streams and aligns patch cadence with your change-control windows. For procurement and architecture teams, the SKU provides a single-vendor support baseline and simplifies contract renewals across multi-site deployments. Use this coverage to de-risk major version migrations, enforce supported configurations, and sustain vendor entitlements across the three-year period.