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Device triggering and APN-based congestion control

  • US 9,648,515 B2
  • Filed: 11/26/2012
  • Issued: 05/09/2017
  • Est. Priority Date: 12/13/2011
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • obtaining, by a network node of a communication network, device triggering information of a terminal from a message received from the terminal during one of an attach procedure, a tracking area update (TAU) procedure and a routing area update (RAU) procedure;

    evaluating, by the network node, whether a connection can be established from the terminal to a server based on the obtained device triggering information, the evaluating including determining at least one of whether the network is congested, whether a back-off timer is running, and a remaining time of the back-off timer; and

    transmitting, by the network node, a delivery delay indication to a device triggering control server, the delivery delay indication indicating at least one of impossibility of establishing the connection to the server after the trigger and a data transmission delay,wherein the device triggering information of the terminal includes an indication of whether device triggering is currently configured.

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