9.1.48 Uplink release

3GPP44.018GSM/EDGE Radio Resource Control (RRC) protocolMobile radio interface Layer 3 specificationRelease 16TS

Only applicable for mobile stations supporting VGCS talking.

This message is sent on the uplink of the voice group call channel to initiate a deactivation of the group transmit mode and to set the uplink free or on the uplink by a talker on the dedicated channel or on the downlink of the voice group call channel in order to reject an uplink access which was already granted by the network. See table 9.1.48.1.

Message type: UPLINK RELEASE

Significance: local

Direction: both

Table 9.1.48.1: UPLINK RELEASE 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

Uplink Release Message Type

Message Type
10.4

M

V

1

RR Cause

RR Cause
10.5.2.31

M

V

1