IS&T offers Voice over Internet Protocol (VoIP) service and telephones as well as a softphone software program for making calls using internet-connected devices.

Available To 
Students, Faculty, Staff

Benefits and key features

  • VoIP is the telephone service used by MIT. IS&T supports all aspects of the service, from the infrastructure, to the physical telephone devices used by DLCs, to help and repair.
  • BroadSoft UC-One Communicator is the softphone client for faculty and staff to place calls with the MITvoip BroadSoft Cloud system.
    • Calls to your VoIP personal phone number will be routed to the BroadSoft UC-One Communicator app running on your device.
    • Calls made from BroadSoft UC-One Communicator display your MIT phone number.

Getting started


Softphone internet-connected devices (BroadSoft UC-One Communicator)

Getting help

General telephone and mobile device assistance: Large-scale adds/moves/changes: Contact the Service Desk.

Adds/moves/changes/repairs to on-campus telephone service: Have the following information ready before contacting the Service Desk:

  • Detailed description of the problem, if a repair or troubleshooting is requested
  • Telephone number and location of the defective phone or line
  • Your contact information
  • Large-scale changes: Contact the Service Desk early in the project to schedule work and minimize delays.

Annoyance calls: To report annoying or obscene telephone calls, email