EP1417497A4 - Verbindungszustandsverteilungsschema für einen virtuellen leitungsvermittelten ring (vlsr) - Google Patents
Verbindungszustandsverteilungsschema für einen virtuellen leitungsvermittelten ring (vlsr)Info
- Publication number
- EP1417497A4 EP1417497A4 EP02747005A EP02747005A EP1417497A4 EP 1417497 A4 EP1417497 A4 EP 1417497A4 EP 02747005 A EP02747005 A EP 02747005A EP 02747005 A EP02747005 A EP 02747005A EP 1417497 A4 EP1417497 A4 EP 1417497A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- vlsr
- connection state
- virtual line
- distribution scheme
- state distribution
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
- H04L12/437—Ring fault isolation or reconfiguration
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US904623 | 2001-07-13 | ||
US09/904,623 US6751189B1 (en) | 1999-10-19 | 2001-07-13 | Virtual line switched ring (VLSR) connection state distribution scheme |
PCT/US2002/022215 WO2003007005A1 (en) | 2001-07-13 | 2002-07-15 | Virtual line switched ring (vlsr) connection state distribution scheme |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1417497A1 EP1417497A1 (de) | 2004-05-12 |
EP1417497A4 true EP1417497A4 (de) | 2006-08-30 |
Family
ID=25419462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02747005A Withdrawn EP1417497A4 (de) | 2001-07-13 | 2002-07-15 | Verbindungszustandsverteilungsschema für einen virtuellen leitungsvermittelten ring (vlsr) |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1417497A4 (de) |
WO (1) | WO2003007005A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7355985B2 (en) * | 2004-03-22 | 2008-04-08 | Futurewei Technologies, Inc. | Automatic update of squelch tables for optical network applications |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0645905A2 (de) * | 1993-09-24 | 1995-03-29 | Nec Corporation | Verfahren zur Verwaltung von Teilnetzwerken eines SONET-Rings |
EP0804001A2 (de) * | 1996-04-23 | 1997-10-29 | Hitachi, Ltd. | Selbstheilendes Netzwerk, und Umschaltungseinrichtung und -verfahren für Übertragungsleitungen dafür |
US5732086A (en) * | 1995-09-21 | 1998-03-24 | International Business Machines Corporation | System and method for determining the topology of a reconfigurable multi-nodal network |
WO2000052890A1 (en) * | 1999-03-01 | 2000-09-08 | Ciena Corporation | Routing and signaling in a sonet network |
US6122753A (en) * | 1997-04-09 | 2000-09-19 | Nec Corporation | Fault recovery system and transmission path autonomic switching system |
JP2001186159A (ja) * | 1999-12-24 | 2001-07-06 | Fujitsu Ltd | リング伝送システム及びそのスケルチ方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5355362A (en) * | 1992-10-26 | 1994-10-11 | Nec America, Inc. | Digital loop carrier system |
JP3259126B2 (ja) * | 1995-09-26 | 2002-02-25 | 富士通株式会社 | リング伝送システム及び該システムのスケルチ方法 |
-
2002
- 2002-07-15 EP EP02747005A patent/EP1417497A4/de not_active Withdrawn
- 2002-07-15 WO PCT/US2002/022215 patent/WO2003007005A1/en not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0645905A2 (de) * | 1993-09-24 | 1995-03-29 | Nec Corporation | Verfahren zur Verwaltung von Teilnetzwerken eines SONET-Rings |
US5732086A (en) * | 1995-09-21 | 1998-03-24 | International Business Machines Corporation | System and method for determining the topology of a reconfigurable multi-nodal network |
EP0804001A2 (de) * | 1996-04-23 | 1997-10-29 | Hitachi, Ltd. | Selbstheilendes Netzwerk, und Umschaltungseinrichtung und -verfahren für Übertragungsleitungen dafür |
US6122753A (en) * | 1997-04-09 | 2000-09-19 | Nec Corporation | Fault recovery system and transmission path autonomic switching system |
WO2000052890A1 (en) * | 1999-03-01 | 2000-09-08 | Ciena Corporation | Routing and signaling in a sonet network |
JP2001186159A (ja) * | 1999-12-24 | 2001-07-06 | Fujitsu Ltd | リング伝送システム及びそのスケルチ方法 |
US20010015979A1 (en) * | 1999-12-24 | 2001-08-23 | Fujitsu Limited | Ring transmission system and method of controlling squelch in ring transmission system |
Non-Patent Citations (1)
Title |
---|
See also references of WO03007005A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP1417497A1 (de) | 2004-05-12 |
WO2003007005A1 (en) | 2003-01-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20040204 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20060728 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04Q 11/00 20060101ALI20060725BHEP Ipc: H04L 12/00 20060101ALI20060725BHEP Ipc: H04J 3/16 20060101ALI20060725BHEP Ipc: H04J 3/08 20060101ALI20060725BHEP Ipc: H04B 10/20 20060101AFI20060725BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20060921 |