Taridium has released the ipbx iPhone interface for use with its Enterprise PBX services. The web-based portal is accessible through Safari, enabling users to obtain PBX extension information directly from the handset. Such extension information includes voicemail and call history from landlines at the a user's office. Conference calls can also be hosted on the PBX network through the iPhone. Should an administrator wish to monitor use of the phone, incoming and outgoing calls can be recorded for later review.

The web-based ipbx interface is compatibile with the iPhone, iPhone 3G and iPhone 3G S. Access is included with all ipbx installations and the ipbx eXpress software.