About ESI
ESI (Estech Systems, Inc.) is a privately held corporation based in Plano, Texas, in 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. In fact, ESI also creates telecommunications
products for major companies to market under their well-known brand names.
Copyright © 2000–2001 ESI (Estech Systems, Inc.).
Visit ESI on the Web at http://www.esi-estech.com.
IVX is a registered trademark of Estech Systems, Inc. Microsoft is a registered trademark of Microsoft Corporation. Intel is a registered
trademark of Intel Corporation.
IVX Series products, such as the IVX 128 Plus, are protected by U.S. Patent No. 6,067,349 and others pending.
ESI is an ISO 9001-certified company.
