Link switching method and device

Link switching method and device

  • CN 101,667,963 A
  • Filed: 09/09/2009
  • Published: 03/10/2010
  • Est. Priority Date: 09/09/2009
  • Status: Active Grant
First Claim
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1. , a kind of method of link switchover is characterized in that, for arbitrary protected field, this method comprises:

  • When host node receives health detection HELLO message, according to the requirement of the virtual LAN VLAN of this protected field protection to link, determine whether the business of this VLAN is switched back the active link of this protected field, if switch back, host node is to sending the FLUSH-UP-NonBlock message from node, and blocks the port of reserve link in this protected field;

    If do not switch back, host node is to sending the FLUSH-UP-Block message from node.

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