Compaq M100 - Manual (Page 48)

Glossary-2 Omvia Media Server M100 Installation Guide 60001024, Third Edition
Omvia Media Server Rack 500
An Intervoice multiple-application platform for automated call
handling applications and advanced services (Compaq 10000 Series
Model 10642 Rack). The rack platform can contain a combination
of Omvia Media Server components such as M130s, M410s, and
M450s.
Omvia Media Server Zone 4 Compliant Rack 100
The Omvia Media Server Rack 100 that conforms to Zone 4 criteria.
This was formerly called the Zone 4 Compliant Optima 5U.