DE60032073D1 - Datennetzwerk - Reserveschaltungen zur automatischen Reserveumschaltung - Google Patents

Datennetzwerk - Reserveschaltungen zur automatischen Reserveumschaltung

Info

Publication number
DE60032073D1
DE60032073D1 DE60032073T DE60032073T DE60032073D1 DE 60032073 D1 DE60032073 D1 DE 60032073D1 DE 60032073 T DE60032073 T DE 60032073T DE 60032073 T DE60032073 T DE 60032073T DE 60032073 D1 DE60032073 D1 DE 60032073D1
Authority
DE
Germany
Prior art keywords
reserve
data network
circuits
automatic
switching
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.)
Expired - Lifetime
Application number
DE60032073T
Other languages
English (en)
Other versions
DE60032073T2 (de
Inventor
Loa Anderson
Kent Felske
Guo-Qlang Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Nortel Networks Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23491905&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60032073(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of DE60032073D1 publication Critical patent/DE60032073D1/de
Application granted granted Critical
Publication of DE60032073T2 publication Critical patent/DE60032073T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/28—Routing or path finding of packets in data switching networks using route fault recovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/02—Topology update or discovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/22—Alternate routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/40—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/02—Topology update or discovery
    • H04L45/03—Topology update or discovery by updating link state protocols
DE60032073T 1999-08-20 2000-08-18 Datennetzwerk - Reserveschaltungen zur automatischen Reserveumschaltung Expired - Lifetime DE60032073T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/378,141 US6535481B1 (en) 1999-08-20 1999-08-20 Network data routing protection cycles for automatic protection switching
US378141 1999-08-20

Publications (2)

Publication Number Publication Date
DE60032073D1 true DE60032073D1 (de) 2007-01-11
DE60032073T2 DE60032073T2 (de) 2007-04-12

Family

ID=23491905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60032073T Expired - Lifetime DE60032073T2 (de) 1999-08-20 2000-08-18 Datennetzwerk - Reserveschaltungen zur automatischen Reserveumschaltung

Country Status (4)

Country Link
US (4) US6535481B1 (de)
EP (1) EP1079570B1 (de)
CA (1) CA2311105C (de)
DE (1) DE60032073T2 (de)

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Also Published As

Publication number Publication date
US7760623B2 (en) 2010-07-20
US20030152025A1 (en) 2003-08-14
CA2311105A1 (en) 2001-02-20
US20090161537A1 (en) 2009-06-25
US6901048B1 (en) 2005-05-31
US7486615B2 (en) 2009-02-03
CA2311105C (en) 2009-02-17
EP1079570A2 (de) 2001-02-28
EP1079570A3 (de) 2002-12-04
EP1079570B1 (de) 2006-11-29
DE60032073T2 (de) 2007-04-12
US6535481B1 (en) 2003-03-18

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