| 摘要 |
New Attribute Value Pairs (AVP)s are defined for use in the L2TP contro l messages for setting up a call. In particular, an L2TP Incoming-Call-Request (ICRQ) or Outgoing-Call-Request (OCRQ) message includes a QoS_Request AVP, which includes a field for defining the number of classes of service within the call. In another embodiment, a new QoS_Request extension and a new QoS_Reply extension are defined for us e in Mobile IP networks.
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