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GSM-R and GPRS

GSM-R and GPRS

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<strong>GPRS</strong> QoS Profile<br />

R97 attributes + new R99 attributes<br />

(equivalent to UMTS QoS<br />

attributes)<br />

Fine grain QoS attributes designed<br />

to support all traffic type<br />

Traffic Class indicates the<br />

application type: Conversational,<br />

Streaming, Interactive <strong>and</strong><br />

Background<br />

Precedence Class indicates the<br />

relative priority of PDP contexts<br />

under abnormal conditions (usually<br />

congestion)<br />

New R99 Attributes R97 Attributes<br />

As per TS24.008 Release 99<br />

Kapsch CarrierCom AG<br />

|<br />

47

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