Specifications

CHAPTER
ShoreTel 14 Maintenance Guide 11
1. ShoreTel Architecture
This chapter describes how the ShoreTel phone systems works. It includes
illustrations of the ShoreTel system and contains the following information:
Overview ................................................................................................................... 13
ShoreTel System Components.................................................................................. 14
ShoreTel Servers ................................................................................................ 15
ShoreTel Voice Switches and Service Appliances.............................................. 15
IP Endpoints ....................................................................................................... 15
ShoreTel Client Applications............................................................................... 15
ShoreTel Distributed IP Voice Architecture ............................................................... 15
Distributed Applications Platform........................................................................ 16
Distributed Call Control....................................................................................... 16
Single System Management............................................................................... 18
ShoreTel System Communications ........................................................................... 19
Call Control......................................................................................................... 19
Media Gateway Control Protocol........................................................................ 22
Configuration ...................................................................................................... 22
TAPI and ShoreTAPI........................................................................................... 23
Media.................................................................................................................. 25
System Reliability...................................................................................................... 27
Distributed Switch Control .................................................................................. 27
Public Switched Telephone Network (PSTN) Failover........................................ 28
CDR Data Storage.............................................................................................. 29
Call Scenarios ........................................................................................................... 29