ESI IVX C-Class User Manual page 2

About ESI
ESI (Estech Systems, Inc.) is a privately held corporation based in Plano, Texas, near the internationally
known "Telecom Corridor." Founded in 1987, ESI designs and builds innovative telecommunications
products for businesses like yours. Because of their powerful combination of value and features,
ESI products are consistently recognized by industry publications and leaders.
Copyright © 2004 ESI (Estech Systems, Inc.).
Visit ESI on the Web at http://www.esi-estech.com.
Microsoft is a registered trademark of Microsoft Corporation. Intel is a registered trademark of Intel Corporation. Certain ESI products are protected by
U.S. Patents No. 6,067,349 and 6,252,944, and others pending. Product information contained herein is subject to change without notice. ESI is an
ISO 9001-certified company.