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Method and appartatus for equalizing load of streaming media server

  • US 20050027875A1
  • Filed: 08/15/2002
  • Published: 02/03/2005
  • Est. Priority Date: 09/06/2001
  • Status: Active Grant
First Claim
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1. A method of equalizing load on stream media servers, in which a load equalizer being disposed before the stream media servers, which are trusted by the load equalizer, each server having its private IP address, and the load equalizer being in charge of the exoteric IP address and comprising a processing module of the client port, a processing module of the server port, and a main control module, said method comprising the following steps:

  • the processing module of the client port being set to intercept TCP requests from the client with the first-class steam rule at the client port and to forward the requests to the main control module to obtain the address of actual destination server;

    the main control module sending SYN packets from the client to the actual server;

    the processing module of the server port being set to intercept response from the actual server with first-class steam rule at the server port and to forward the response to the main control module to accomplish SYN responses of actual server;

    the main control module creating the second-class steam rule at the client port and the server port respectively according to the address and SYN information of the actual server so as to establish a RTSP control channel between the two ports;

    the main control module creating the third-class rule at the client port and the server port respectively according to certain information of the control channel so as to establish a data channel between the two ports.

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