T1 Setup Guide

CALLMaster interfaces with T1, PRI-ISDN lines supporting various protocols.

Using the Intel/Dialogic T1 board, CALLMaster requires a T1 software license to support T1 trunks. With Dialogic Global Call Drivers, CALLMaster supports the most popular protocols such as NI2, 5ESS, 4ES, DMS.

To learn more, see CALLMaster T1/ISDN/PRI Support.