UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS) QUALITY OF SERVICE (QOS) SUPPORTING VARIABLE QOS NEGOTIATION

摘要

A UMTS (Universal Mobile Telecommunications System) core networksupports the negotiation of variable quality of service (QoS). A QoSinformationelement (IE) is defined that supports downgradeable QoS requirements byallowingmultiple traffic classes to be specified in a priority order. Similarly, a QoSinformation element (IE) is defined that supports upgradeable QoSrequirements.