9.1.44a Priority Uplink Request

3GPP44.018GSM/EDGE Radio Resource Control (RRC) protocolMobile radio interface Layer 3 specificationRelease 17TS

If the network supports the Priority Uplink Request procedure, this message may be sent on a SDCCH by the mobile station to the network to request the uplink of the identified group call when the requested priority is higher than the current talker priority. See table 9.1.44a.1.

Message type: PRIORITY UPLINK REQUEST

Significance: dual

Direction: mobile station to network

Table 9.1.44a.1: PRIORITY UPLINK REQUEST message content

IEI	Information element	Type / Reference	Presence	Format	length
	RR management Protocol Discriminator	Protocol Discriminator 10.2	M	V	1/2
	Skip Indicator	Skip Indicator 10.3.1	M	V	1/2
	Priority Uplink Request Message Type	Message Type 10.4	M	V	1
	Establishment Cause/ Random Reference	Establishment Cause/ Random Reference 10.5.2.30a	M	V	1
	Token	Token 10.5.2.66	M	V	4
	Reduced Group Call Reference	Reduced group or broadcast call reference 10.5.2.63	M	V	4
	Mobile Identity	Mobile Identity 10.5.1.4	M	LV	2-9