Lucent Technologies Inc. reserves the right to make changes to the product(s) or information contained herein without notice. No liability is assumed as a result of their use or application. No
rights under any patent accompany the sale of any such product(s) or information.
Copyright 1999 Lucent Technologies Inc.
All Rights Reserved
August 5, 1999
AY99-026SONT-2 (Replaces AY99-026SONT and must accompany DS99-068SONT)
For additional information, contact your Microelectronics Group Account Manager or the following:
INTERNET:
http://www.lucent.com/micro
E-MAIL:
docmaster@micro.lucent.com
N. AMERICA:
Microelectronics Group, Lucent Technologies Inc., 555 Union Boulevard, Room 30L-15P-BA, Allentown, PA 18103
1-800-372-2447
, FAX 610-712-4106 (In CANADA:
1-800-553-2448
, FAX 610-712-4106)
ASIA PACIFIC: Microelectronics Group, Lucent Technologies Singapore Pte. Ltd., 77 Science Park Drive, #03-18 Cintech III, Singapore 118256
Tel. (65) 778 8833
, FAX (65) 777 7495
CHINA:
Microelectronics Group, Lucent Technologies (China) Co., Ltd., A-F2, 23/F, Zao Fong Universe Building, 1800 Zhong Shan Xi Road, Shanghai
200233 P R. China
Tel. (86) 21 6440 0468
,
ext. 316
, FAX (86) 21 6440 0652
JAPAN:
Microelectronics Group, Lucent Technologies Japan Ltd., 7-18, Higashi-Gotanda 2-chome, Shinagawa-ku, Tokyo 141, Japan
Tel. (81) 3 5421 1600
, FAX (81) 3 5421 1700
EUROPE:
Data Requests: MICROELECTRONICS GROUP DATALINE:
Tel. (44) 7000 582 368
, FAX (44) 1189 328 148
Technical Inquiries: GERMANY:
(49) 89 95086 0
(Munich), UNITED KINGDOM:
(44) 1344 865 900
(Ascot),
FRANCE:
(33) 1 40 83 68 00
(Paris), SWEDEN:
(46) 8 594 607 00
(Stockholm), FINLAND:
(358) 9 4354 2800
(Helsinki),
ITALY:
(39) 02 6608131
(Milan), SPAIN:
(34) 1 807 1441
(Madrid)
TMPR28051 STS-1/AU-3 (STM-0) Mapper
Device Advisory for Version 2 of the Device
Advisory, Rev. 2
August 5, 1999
STS Path Overhead (POH)
POH-1. False H4LOMF Indication
Forcing a SONET/SDH line level decrement (H1, H2) from a value of either 348 or 347 results in false H4LOMF
indications.
Loss of Data (LOD)
LOD-1. Loss of DS1/E1 Data
Simultaneously forcing VT pointer adjustments while forcing SONET/SDH decrements from values of 348 and 347
results in loss of DS1/E1 data.
AY99-026SONT-2 Replaces AY99-026SONT to Incorporate the Following Updates
Added issues RA-5 and EI-3 to the document.