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RE-ROUTING NETWORK TRAFFIC AFTER LINK FAILURE

  • US 20130329548A1
  • Filed: 03/15/2013
  • Published: 12/12/2013
  • Est. Priority Date: 06/06/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • prior to establishing a communication session between a virtual network controller and a virtual network agent executing on a server device, sending network packets by the server device to the virtual network controller using a default route for a physical network;

    after establishing the communication session between the virtual network controller device and the virtual network agent, receiving from the virtual network controller a command to install a new route at the server device, wherein the new route specifies encapsulation information to use for encapsulating network packets for sending the network packets to the virtual network controller over an overlay network; and

    responsive to detecting a failed link in the physical network, sending packets to the virtual network controller on an alternate route in the overlay network.

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