CHAPTER
ShoreTel 14 Planning and Installation Guide 299
18.
Legacy Integration
ShoreTel provides a way to convert a TDM-based voice network into the ShoreTel system. Integrating
the ShoreTel system with an old PBX allows a customer with different systems to support phone and
voice mail communication between systems. This chapter describes how to migrate your legacy
system to the ShoreTel system. This chapter contains the following:
Overview ................................................................................................................. 301
Legacy PBX ............................................................................................................ 301
Coordinated Dialing................................................................................................. 302
Trunk Requirements................................................................................................ 302
Coordinated Dialing Plan ........................................................................................ 303
PSTN Services........................................................................................................ 304
Multi-Site Integration ............................................................................................... 304
Single Site Integration ............................................................................................. 304
Consolidated Long Distance ................................................................................... 305
Voice Mail Integration.............................................................................................. 305
AMIS Protocol Support ..................................................................................... 305
SMDI Protocol Support..................................................................................... 306
Configuring Legacy Voice Mail Integration Using SMDI ................................... 309
Configuring ShoreTel Voice Mail Integration Using SMDI................................. 316
System Requirements............................................................................................. 323
Connection Cable.................................................................................................... 324
Special Considerations — Nortel PBX.............................................................. 324
Special Considerations — Avaya/Lucent PBX.................................................. 324
Administration and Configuration ............................................................................ 324
Tie Trunk Configuration .................................................................................... 324
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