Trademark:
5ESS is a registered trademark of AT&T
DMS-100 is a trademark of Northern Telecom, Inc.
ISU is a trademark of ADTRAN, Inc.
901 Explorer Boulevard
P.O. Box 140000
Huntsville, AL 35814-4000
Phone: (205) 963-8000
© 1997 ADTRAN, Inc.
All rights reserved.
Printed in USA.