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COMMUNICATION APPARATUS, MEDIUM AND COMMUNICATION METHOD

  • US 20110182298A1
  • Filed: 04/11/2011
  • Published: 07/28/2011
  • Est. Priority Date: 10/17/2008
  • Status: Abandoned Application
First Claim
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1. A communication apparatus that can communicate with a network, comprising:

  • a transmitting/receiving unit configured to transmit a packet to the network and to receive a packet from the network;

    a first information storing unit configured to store first information about a route between the transmitting/receiving unit and the network;

    a second information storing unit configured to store second information that specifies a gateway, via which a packet transmitted from the transmitting/receiving unit to the network is to pass, from among the first information stored in the first information storing unit;

    a detecting unit configured to detect third information including Layer 2 information about a gateway indicated by a received packet based on the packet received by the transmitting/receiving unit;

    a determining unit configured to determine whether or not a first condition that is a condition for a change of the second information is satisfied based on the third information detected by the detecting unit; and

    a changing unit configured to change the gateway specified in the second information stored in the second information storing unit if the determining unit determines that the first condition is satisfied.

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