IT1265301B1 - Metodo per la verifica dell'integrita' dei dati e della correttezza delle interconnessioni in un permutatore di un sistema di - Google Patents
Metodo per la verifica dell'integrita' dei dati e della correttezza delle interconnessioni in un permutatore di un sistema diInfo
- Publication number
- IT1265301B1 IT1265301B1 IT93MI002676A ITMI932676A IT1265301B1 IT 1265301 B1 IT1265301 B1 IT 1265301B1 IT 93MI002676 A IT93MI002676 A IT 93MI002676A IT MI932676 A ITMI932676 A IT MI932676A IT 1265301 B1 IT1265301 B1 IT 1265301B1
- Authority
- IT
- Italy
- Prior art keywords
- correctness
- interconnections
- verifying
- integrity
- data
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000001360 synchronised effect Effects 0.000 abstract 2
- 238000012795 verification Methods 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/14—Monitoring arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1605—Fixed allocated frame structures
- H04J3/1611—Synchronous digital hierarchy [SDH] or SONET
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
- H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
- H04J2203/0057—Operations, administration and maintenance [OAM]
- H04J2203/006—Fault tolerance and recovery
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Abstract
Un metodo per la verifica dell'integrità dei dati e della correttezza delle interconnessioni in un permutatore (CROSS_CONNECT) di un sistema di telecomunicazioni numerico basato su tecniche SDH.Prevede la verifica dell'eventuale avvenuta introduzione di errori da parte dei dispositivi che compongono tale permutatore e l'inserimento di informazioni d'errore all'interno di campi d'intestazione di sezione (SOH) dei moduli di trasporto sincroni (STM) che attraversano tali dispositivi quando tale verifica da esito positivo.Prevede una verifica finale sulla presenza di tali informazioni d'errore sui moduli di trasporto sincroni (STM) che si presentano in uscita da tale permutatore (CROSS_CONNECT).(Figura 2).
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT93MI002676A IT1265301B1 (it) | 1993-12-21 | 1993-12-21 | Metodo per la verifica dell'integrita' dei dati e della correttezza delle interconnessioni in un permutatore di un sistema di |
DE69432397T DE69432397T2 (de) | 1993-12-21 | 1994-12-21 | Verfahren zur Prüfung der Datenintegrität und der Fehlerfreiheit von Verbindungsschaltungen in einem Rangierverteiler eines SDH-Netzwerks |
EP94203718A EP0660556B1 (en) | 1993-12-21 | 1994-12-21 | Method for checking data integrity and correctness of interconnections in a cross-connector of an SDH network |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT93MI002676A IT1265301B1 (it) | 1993-12-21 | 1993-12-21 | Metodo per la verifica dell'integrita' dei dati e della correttezza delle interconnessioni in un permutatore di un sistema di |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI932676A0 ITMI932676A0 (it) | 1993-12-21 |
ITMI932676A1 ITMI932676A1 (it) | 1995-06-21 |
IT1265301B1 true IT1265301B1 (it) | 1996-10-31 |
Family
ID=11367363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT93MI002676A IT1265301B1 (it) | 1993-12-21 | 1993-12-21 | Metodo per la verifica dell'integrita' dei dati e della correttezza delle interconnessioni in un permutatore di un sistema di |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0660556B1 (it) |
DE (1) | DE69432397T2 (it) |
IT (1) | IT1265301B1 (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI98771C (fi) * | 1995-09-22 | 1997-08-11 | Martis Oy | Menetelmä tiedonsiirtoverkon verkkoelementin toiminnan tutkimiseksi |
ITMI20020163A1 (it) * | 2002-01-31 | 2003-07-31 | Marconi Comm Spa | Struttura di informazione per il trasporto di dati in particolare di tipo sdh soner e otn ed informazioni di lavoro entro un elemento di ret |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5265096A (en) * | 1991-07-03 | 1993-11-23 | Transwitch Corporation | Sonet alarm indication signal transmission method and apparatus |
-
1993
- 1993-12-21 IT IT93MI002676A patent/IT1265301B1/it active IP Right Grant
-
1994
- 1994-12-21 DE DE69432397T patent/DE69432397T2/de not_active Expired - Fee Related
- 1994-12-21 EP EP94203718A patent/EP0660556B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69432397T2 (de) | 2004-02-12 |
ITMI932676A1 (it) | 1995-06-21 |
ITMI932676A0 (it) | 1993-12-21 |
EP0660556A2 (en) | 1995-06-28 |
DE69432397D1 (de) | 2003-05-08 |
EP0660556B1 (en) | 2003-04-02 |
EP0660556A3 (en) | 1998-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |