•Audix Voicemail :
Enables IP Office to use a remote Intuity Audix or Modular Messaging system for voicemail rather than requiring a local voicemail server.
•IPSec Tunneling :
Enables the IP Office to initiate and terminate IPSec and L2TP tunnels.
•Avaya Contact Center Select
This license is required for the support of Avaya Contact Center Select.