EFJohnson 3000 SERIES 3.1 INTRODUCTION, 3.2 SWITCH INTERFACES, SECTION 3 ARCHITECTURE, Figure 3-1 MULTI-NETSYSTEM SWITCH

ARCHITECTURE

SECTION 3 ARCHITECTURE

3.1 INTRODUCTION

The architecture of the Switch includes the modules or elements that make up the physical portions of the switch and the busses that carry data, control and voice information.

3.2 SWITCH INTERFACES

The main interfaces to the switch are as follows (see Figure 3-1):

a.Channel Interface to Multi-Net RF

b.Channel Interface to LTR Systems

c.Channel Interface to Conventional Channels

d.Interface with Dispatch Consoles

e.Interface with the Public Switched Telephone Network

f.Interface to other Switches

g.Interface to the Call Processor

MULTI-NET a CIM DCM d DISPATCH

S

W

LTR b CIM I TIM e PSTN

T

C

H

CONVENTIONAL c	CCM	WAM f	OTHER
CHANNEL		SNM	SWITCHES

NetNIM

g

CALL

PROCESSOR

Figure 3-1 MULTI-NET SYSTEM SWITCH

3-1