Coastcom D/I Mux III System

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Chapter 1. System Overview and Modes of Operation

D/I Mux III User Circuit Interfaces

D/I Mux III circuit interfaces include:

• High speed synchronous data

• 56 Kbps to 1.536 Mbps (n times 56 or 64 Kbps)

• V.35 interface, RS-422/449, or RS-232C interface

• Low speed data

• 1.2 Kbps to 19.2 Kbps

• asynchronous or synchronous

• Digital Dataphone System (DDS) subrate compatible

• DS0A format

• DS0B format

• RS-232C interface

• DDS Interfaces

• Office Channel Unit Data Ports (OCUDP)

• 56 Kbps

• Switched 56 Kbps

• All Rate (2.4, 4.8, 9.6, 56 Kbps)

• 2-Wire Voice

• Foreign Exchange Service (FXS)

• Foreign Exchange Office (FXO)

• Private Line Automatic Ringdown (PLAR)

• Tandem Access (TA)

• 800 Service

• Megacom

• 2-Way Megacom

• Direct Inward Dialing (DID)

• Dial Pulse Origination (DPO)

• Dial Pulse Termination (DPT)

• MXS, MXO (used with Northern Telecom Meridian PBX)

• Orderwire