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US Patent 7649890 Packet forwarding apparatus and communication bandwidth control method

Patent 7649890 was granted and assigned to Hitachi on January, 2010 by the United States Patent and Trademark Office.

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Patent attributes

Current Assignee

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Masahiko Mizutani1

Masayuki Hino1

Date of Patent

January 19, 2010

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Patent Application Number

112115891

Date Filed

August 26, 2005

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Patent Citations Received

US Patent 12132780 Distributed service chain across multiple clouds

2

US Patent 11750476 Service operation chaining

US Patent 11792112 Using service planes to perform services at the edge of a network

US Patent 11805056 Method and system for service switching using service tags

US Patent 11805036 Detecting failure of layer 2 service using broadcast messages

US Patent 12068961 Inline load balancing

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Patent Primary Examiner

1

Patent abstract

In a network for forwarding user packets by a tunneling protocol, an egress edge node to which tunnels concentrate from a plurality of ingress edge nodes allocates a bandwidth to each of sessions multiplexed through each of the tunnels and notifies each of the ingress edge nodes of the allocated bandwidth, and the ingress node notifies private routers or terminal devices of the allocated bandwidth.

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