Migration Overview
12.6(1) is the last supported release in the 12.6 release train for the Unified ICM peripheral gateway integration with Avaya Communications Manager using the ECS PIM / CVLAN interface peripheral gateway. Migrate your existing Avaya PGs from the CVLAN interface to the TSAPI interface. However, you are not required to reconfigure the skill groups, services, PGs, and agents for the Avaya PGs that you are planning to migrate.