Limited sections of this publication may be copied or reproduced for limited, non-commercial distribution if appropriate reference is given to NYNEX. Commercial reproduction of any kind is prohibited without the express written consent of NYNEX.

NYNEX
Business Network Solutions
ISDN Product Management
1166 Avenue of the Americas
New York, NY 10036
Facsimile: 212-395-5816

Printed in the United States of America

Many company names, products and services mentioned in this book are trademarks, registered trademarks, or service marks of the companies mentioned. All have been used in an editorial fashion, with no intention of infringement. All trademarks and service marks are owned and may be registered by the indicated companies.

A number of companies which are not affiliated with NYNEX are listed herein. Any references to unaffiliated companies or to their products or services are by way of example only and do not constitute any endorsement by NYNEX.

The information in this guide on ISDN applications, products and services is intended only to illustrate the varied uses of ISDN technology. NYNEX does not recommend particular products or services, and nothing contained in this guide is intended to be a recommendation or endorsement of any product or service. Many companies other than those mentioned in this guide may offer the same or similar products or services.

No representations or warranties, expressed or implied, are made with respect to the sufficiency, or accuracy of any information in this guide or its applicability to particular situations. Readers of this guide may have different needs than the users described herein and it is recommended that readers make their own independent evaluations. Specifications of particular products or services, as well as other matters pertinent to such products or services, should be obtained from the suppliers.

Great care has been taken to make this guide as accurate, comprehensive and timely as possible. However, NYNEX cannot be responsible for errors or omissions.

Please forward any comments, additions or changes to the address above.