KR100211971B1 - Stm-16 중계선 정합장치 및 이를 이용한 고장 검출방법 - Google Patents
Stm-16 중계선 정합장치 및 이를 이용한 고장 검출방법 Download PDFInfo
- Publication number
- KR100211971B1 KR100211971B1 KR1019960058217A KR19960058217A KR100211971B1 KR 100211971 B1 KR100211971 B1 KR 100211971B1 KR 1019960058217 A KR1019960058217 A KR 1019960058217A KR 19960058217 A KR19960058217 A KR 19960058217A KR 100211971 B1 KR100211971 B1 KR 100211971B1
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- KR
- South Korea
- Prior art keywords
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- failure
- stm
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off
- H04J3/085—Intermediate station arrangements, e.g. for branching, for tapping-off for ring networks, e.g. SDH/SONET rings, self-healing rings, meashed SDH/SONET networks
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- 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
- H04J3/1617—Synchronous digital hierarchy [SDH] or SONET carrying packets or ATM cells
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- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (4)
- 물리층 처리부와 ATM층 처리부로 구성된 STM-16 중계선 정합 장치에 있어서, 상기 물리층 처리부내에 위치하며 장애가 발생한 가상채널(VC)-4 관리 단위 그룹의 위치를 판별하여 결과를 상기 ATM층 처리부로 전송하는 고장 검출 수단을 포함하는 것을 특징으로 하는 STM-16 중계선 정합 장치.
- 제1항에 있어서, 상기 고장 검출 수단은 VC-4 관리 단위 그룹 버스를 선택할 수 있는 VC-4 관리 단위 그룹 선택부와, VC-4 경로 구간 오버헤드 및 ATM 셀의 수신 상태를 감시하는 VC-4 프레임 감시부와, ATM 층의 장애 상태를 관리하는 ATM 층 상태 관리부로 구성되는 것을 특징으로 하는 STM-16 중계선 정합 장치.
- 자국에서 관리 단위 그룹 수신 신호의 불량을 검출하는 제1단계와, 자국의 STM-16 다중화기 구간이 정상 상태인지를 확인하여 정상 상태이면 대국으로 상기 제1단계에서 불량이 검출된 관리 단위 그룹 신호의 상태 확인을 요청하는 제2단계와, 상기 제2단계에서 상태 확인 요청을 받은 대국이 단위 그룹 신호의 상태를 확인하는 제3단계와, 상기 제1단계에서 불량이 검출된 신호가 자국의 고장인지 진단하는 제4단계와, 상기 제4단계에서 진단 결과 자국의 관리 단위 그룹이 불량인 경우 진단 결과를 대국으로 통보하는 제5단계와, 상기 제3단계에서 확인된 대국의 관리 단위 그룹 신호 상태 결과가 불량인 경우 상태를 통보받는 제6단계와, 상기 제4단계의 진단 결과 및 제6단계의 통보 결과를 상위로 보고하는 제7단계로 구성된 것을 특징으로 하는 STM-16 중계선 정합 장치를 이용한 고장 검출 방법.
- 제3항에 있어서, 상기 제3단계는 상기 제2단계의 요청 신호를 수신하는 제31단계와, 자국의 다중화기 구간이 정상 상태 여부를 확인하여 정상 상태이면, 요청된 관리 단위 그릅 신호의 고장을 진단하는 제32단계와, 상기 제32단계의 고장 진단 결과가 불량이면 대국으로 진단 결과를 통보하는 제33단계와, 상기 제5단계에서 통보된 대국의 관리 단위 그룹 신호 상태 및 상기 제33단계에서 진단된 자국의 관리 단위 그룹 신호 상태를 상위로 보고하는 제34단계로 구성된 것을 특징으로 하는 STM-16 중계선 정합 장치를 이용한 고장 검출 방법.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960058217A KR100211971B1 (ko) | 1996-11-27 | 1996-11-27 | Stm-16 중계선 정합장치 및 이를 이용한 고장 검출방법 |
| GB9723283A GB2321571B (en) | 1996-11-27 | 1997-11-05 | STM network-node interface in an ATM switch and the fault diagnosing method thereof |
| US08/966,857 US6081535A (en) | 1996-11-27 | 1997-11-10 | STM-16 network-node interface in an ATM switch and the fault diagnosing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960058217A KR100211971B1 (ko) | 1996-11-27 | 1996-11-27 | Stm-16 중계선 정합장치 및 이를 이용한 고장 검출방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19980039222A KR19980039222A (ko) | 1998-08-17 |
| KR100211971B1 true KR100211971B1 (ko) | 1999-08-02 |
Family
ID=19483893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960058217A Expired - Fee Related KR100211971B1 (ko) | 1996-11-27 | 1996-11-27 | Stm-16 중계선 정합장치 및 이를 이용한 고장 검출방법 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6081535A (ko) |
| KR (1) | KR100211971B1 (ko) |
| GB (1) | GB2321571B (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000253072A (ja) * | 1999-03-03 | 2000-09-14 | Hitachi Ltd | 交換システム及び交換制御方法 |
| FI108599B (fi) * | 1999-04-14 | 2002-02-15 | Ericsson Telefon Ab L M | Toipuminen matkaviestinjärjestelmissä |
| US6714589B1 (en) * | 2000-01-04 | 2004-03-30 | Legerity, Inc. | Communication device with primitive synchronization signal |
| KR100680077B1 (ko) * | 2000-03-13 | 2007-02-09 | 유티스타콤코리아 유한회사 | 비동기전송모드 광신호 정합장치 |
| DE10047510A1 (de) * | 2000-09-26 | 2002-04-11 | Alcatel Sa | Transportmodul für SDH/SONET |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69114780T2 (de) * | 1990-07-27 | 1996-07-25 | Nippon Electric Co | Formatumwandlungssystem für ATM-Zellen. |
| JP2878805B2 (ja) * | 1990-08-20 | 1999-04-05 | 株式会社東芝 | Atm交換機 |
| JPH05244187A (ja) * | 1992-02-14 | 1993-09-21 | Nippon Telegr & Teleph Corp <Ntt> | 装置内監視方法 |
| EP0821852B1 (en) * | 1995-04-15 | 2003-01-22 | International Business Machines Corporation | Sdh/sonet interface |
| JPH0993305A (ja) * | 1995-09-26 | 1997-04-04 | Fujitsu Ltd | Sdh/sonet相互接続用インターフェース装置 |
| GB2311440A (en) * | 1996-03-22 | 1997-09-24 | Northern Telecom Ltd | Communications network in which synchronous and asynchronous traffic is identified and separated at each node |
-
1996
- 1996-11-27 KR KR1019960058217A patent/KR100211971B1/ko not_active Expired - Fee Related
-
1997
- 1997-11-05 GB GB9723283A patent/GB2321571B/en not_active Expired - Fee Related
- 1997-11-10 US US08/966,857 patent/US6081535A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB2321571B (en) | 2001-05-16 |
| KR19980039222A (ko) | 1998-08-17 |
| GB2321571A (en) | 1998-07-29 |
| US6081535A (en) | 2000-06-27 |
| GB9723283D0 (en) | 1998-01-07 |
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