Multitech MULTIVOIP MVP-2410 User Manual page 262

Technical Configuration (Analog/BRI) MultiVOIP User Guide
In the ISDN BRI Parameters screen, select one of the BRI interfaces and
configure it for the particular implementation of ISDN that you will
use. Configure each BRI interface per the requirements of your voip
system. The MVP410ST has two ISDN-BRI interfaces and four
channels; the MVP810ST has four ISDN-BRI interfaces and eight
channels.
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