TSAPI / Telnet
Basic TSAPI licenses to cover the number of required extensions, plus any physical transport (ie C-LAN, AES server) as appropriate.
To monitor agents you require a ACD License for the server.
To PBX - TCP: 5023 (Telnet) This is the older now legacy connection method.
To TSAPI server - TCP: 450 (TSAPI)
Plus additional TCP ports: 1020-1200 (TSAPI)
The Avaya Definity connects onto the LAN via the C-LAN interface and the MAP/D card. AES server is required that includes TSAPI protocol.
The Avaya Communication Manager connects onto the LAN via the Processor Ethernet connection (or C-LAN interface). A separate AES server (version 3 plus) is also required.
The IP address and other settings of the telephone system are set through the Telnet programming interface. Named licenses are not supported
Firmware Requirements (for new installations):
Avaya Definity: Release 7
Avaya Communication Manager: 8