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GB2365258B - Improvements in or relating to switching devices - Google Patents

Improvements in or relating to switching devices

Info

Publication number
GB2365258B
GB2365258B GB0024468A GB0024468A GB2365258B GB 2365258 B GB2365258 B GB 2365258B GB 0024468 A GB0024468 A GB 0024468A GB 0024468 A GB0024468 A GB 0024468A GB 2365258 B GB2365258 B GB 2365258B
Authority
GB
United Kingdom
Prior art keywords
relating
switching devices
switching
devices
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 - Fee Related
Application number
GB0024468A
Other versions
GB0024468D0 (en
GB2365258A (en
Inventor
Simon Paul Davis
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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
Application filed by Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Publication of GB0024468D0 publication Critical patent/GB0024468D0/en
Priority to DE60130292T priority Critical patent/DE60130292T2/en
Priority to EP01202698A priority patent/EP1176767B1/en
Priority to AT01202698T priority patent/ATE372629T1/en
Priority to ES01202698T priority patent/ES2288905T3/en
Priority to CA002353170A priority patent/CA2353170C/en
Priority to US09/915,553 priority patent/US6956859B2/en
Priority to JP2001227380A priority patent/JP4618942B2/en
Publication of GB2365258A publication Critical patent/GB2365258A/en
Application granted granted Critical
Publication of GB2365258B publication Critical patent/GB2365258B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/25—Routing or path finding in a switch fabric
    • H04L49/253—Routing or path finding in a switch fabric using establishment or release of connections between ports
    • H04L49/254—Centralised controller, i.e. arbitration or scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/20—Support for services
    • H04L49/201—Multicast operation; Broadcast operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H04L49/3018—Input queuing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB0024468A 2000-07-27 2000-10-06 Improvements in or relating to switching devices Expired - Fee Related GB2365258B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP01202698A EP1176767B1 (en) 2000-07-27 2001-07-16 Improvements in or relating to switching devices
DE60130292T DE60130292T2 (en) 2000-07-27 2001-07-16 Improvement in or relating to switching equipment
AT01202698T ATE372629T1 (en) 2000-07-27 2001-07-16 IMPROVEMENT IN OR RELATING TO BROKERAGE FACILITIES
ES01202698T ES2288905T3 (en) 2000-07-27 2001-07-16 IMPROVEMENTS IN OR RELATING TO SWITCHING DEVICES.
CA002353170A CA2353170C (en) 2000-07-27 2001-07-17 Improvements in or relating to switching devices
US09/915,553 US6956859B2 (en) 2000-07-27 2001-07-27 Switching devices
JP2001227380A JP4618942B2 (en) 2000-07-27 2001-07-27 Multicast traffic bandwidth allocation method for switching equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0018328.5A GB0018328D0 (en) 2000-07-27 2000-07-27 Centralised bandwidth allocation for multicast traffic

Publications (3)

Publication Number Publication Date
GB0024468D0 GB0024468D0 (en) 2000-11-22
GB2365258A GB2365258A (en) 2002-02-13
GB2365258B true GB2365258B (en) 2003-10-29

Family

ID=9896374

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0018328.5A Ceased GB0018328D0 (en) 2000-07-27 2000-07-27 Centralised bandwidth allocation for multicast traffic
GB0024468A Expired - Fee Related GB2365258B (en) 2000-07-27 2000-10-06 Improvements in or relating to switching devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0018328.5A Ceased GB0018328D0 (en) 2000-07-27 2000-07-27 Centralised bandwidth allocation for multicast traffic

Country Status (1)

Country Link
GB (2) GB0018328D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2379589B (en) 2000-06-20 2004-08-11 Nds Ltd Unicast/multicast architecture

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0678996A2 (en) * 1994-03-23 1995-10-25 Roke Manor Research Limited Apparatus and method of processing bandwidth requirements in an ATM switch
EP0680180A1 (en) * 1994-03-23 1995-11-02 Roke Manor Research Limited Improvements in or relating to asynchronous transfer mode (ATM) system
GB2318250A (en) * 1996-08-21 1998-04-15 4Links Ltd A multiple output routing switch for a packet network
WO1999000949A1 (en) * 1997-06-30 1999-01-07 Sun Microsystems, Inc. A system and method for a quality of service in a multi-layer network element

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0678996A2 (en) * 1994-03-23 1995-10-25 Roke Manor Research Limited Apparatus and method of processing bandwidth requirements in an ATM switch
EP0680180A1 (en) * 1994-03-23 1995-11-02 Roke Manor Research Limited Improvements in or relating to asynchronous transfer mode (ATM) system
GB2318250A (en) * 1996-08-21 1998-04-15 4Links Ltd A multiple output routing switch for a packet network
WO1999000949A1 (en) * 1997-06-30 1999-01-07 Sun Microsystems, Inc. A system and method for a quality of service in a multi-layer network element

Also Published As

Publication number Publication date
GB0024468D0 (en) 2000-11-22
GB0018328D0 (en) 2000-09-13
GB2365258A (en) 2002-02-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20141006