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Open Shortest Path First

Open Shortest Path First

Company
Cisco
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Table of Contents Open Shortest Path First Background Technology Basics Routing Hierarchy SPF Algorithm Packet Format Additional OSPF Features   Open Shortest Path First Open Shortest Path First Background Open Shortest Path First (OSPF) is a routing protocol developed for Internet Protocol (IP …
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    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/04Interdomain routing, e.g. hierarchical routing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/58Association of routers
    • H04L45/586Virtual routers
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    • H04L45/02Topology update or discovery
    • H04L45/025Updating only a limited number of routers, e.g. fish-eye update
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    • H04L45/48Routing tree calculation
    • HELECTRICITY
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    • H04L45/12Shortest path evaluation
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    • H04L45/28Route fault recovery
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    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/36Backward learning
    • HELECTRICITY
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    • H04L29/00Arrangements, apparatus, circuits or systems, not covered by a single one of groups H04L1/00 - H04L27/00 contains provisionally no documents
    • H04L29/12Arrangements, apparatus, circuits or systems, not covered by a single one of groups H04L1/00 - H04L27/00 contains provisionally no documents characterised by the data terminal contains provisionally no documents
    • H04L29/12009Arrangements for addressing and naming in data networks
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    • H04W40/00Communication routing or communication path finding
    • H04W40/02Communication route or path selection, e.g. power-based or shortest path routing

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