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Method and system for setting up a bearer

  • US 8,331,306 B2
  • Filed: 12/07/2011
  • Issued: 12/11/2012
  • Est. Priority Date: 10/11/2007
  • Status: Active Grant
First Claim
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1. A method for setting up a bearer, the method comprising:

  • setting up, by a serving general packet radio service support node (SGSN), a bearer between the SGSN and a packet data network gateway (PGW) through a serving gateway (SGW) according to first quality of service (QoS) information, wherein the bearer between the SGSN and the PGW is associated with a first bearer ID; and

    setting up, by the SGSN, a bearer between the SGSN and a radio access network (RAN) according to second QoS information which is mapped from the first QoS information according to a mapping relationship between the first Qos information and the second QoS information, wherein the bearer between the SGSN and the RAN is associated with a second bearer ID which is mapped from the first bearer ID according to a mapping relationship between the first bearer ID and the second bearer ID;

    wherein the setting up, by the SGSN, the bearer between the SGSN and the RAN comprises;

    sending, by the SGSN, a request message for a radio access bearer (RAB) assignment to the RAN for the RAN to set up a radio bear with a user equipment (UE),receiving, by the SGSN, a response message for the RAB assignment from the RAN.

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