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Mechanical Installation MultiVOIP User Guide
102
4.Terminal Mode. When a voip ISDN connector is to be connected to a PBX
extension line or to a telco line, select “Terminal” as the
“Layer 1 Interface” in the ISDN Parameters screen. When making cable
connections, an NT1 device will be needed between the MultiVOIP and the
PSTN or between the MultiVOIP and any PBX with a “U” interface. (For
more information, see Appendix B: Cable Pinouts in this manual.) Connect
cables between voip ISDN connectors and network equipment.
NOTE: In order to operate in Terminal mode, the network
equipment to which you will be connecting (e.g.,
PBX) must support D-channel signaling in its
ISDN-S/T interface.