A method to realize VPN multicast

The related method for realizing VPN multicast comprises: VPN network calculates the coverage degree of current multicast member, and decides whether the coverage value less than a given threshold; yes to build a public network multicast distribution tree (P-Tree) with coverage value not less than t...

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Bibliographic Details
Main Author HUASHENG,LU LIN
Format Patent
LanguageEnglish
Published 16.05.2007
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:The related method for realizing VPN multicast comprises: VPN network calculates the coverage degree of current multicast member, and decides whether the coverage value less than a given threshold; yes to build a public network multicast distribution tree (P-Tree) with coverage value not less than the threshold. This invention reduces waste of bandwidth.
Bibliography:Application Number: CN20061141163