IP Office supports a range of application program interfaces (APIs) and software development kits (SDKs). You can use these to connect third-party software to the IP Office.
Installing IP Office CTI TAPI Link
IP Office TAPI Link Developer’s Guide
Avaya IP Office™ Platform DevLink Programmer’s Guide
For the full set of documentation and samples for IP Office APIs and SDKs, go to the Avaya DevConnect website.