Timer

T3324

T3412

Timer 類型

GPRS Mobility management timers – MS side

EPS mobility management timers – UE side

Value

The timer value is provided by the network in an ATTACH ACCEPT, ROUTING AREA UPDATE ACCEPT or TRACKING AREA UPDATE ACCEPT message.

Default 54 min.

NOTE 2

NOTE 5

State

EMMREGISTERED.NORMALSERVICE

EMMREGISTERED

CAUSE OF START(開始)

In S1 mode, when the EMMCONNECTED mode is left. (defined in 3GPP TS 24.301)

離開EMMCONNECTED，就開始。

In EMM-REGISTERED, when

EMM-CONNECTED mode is left.

離開EMMCONNECTED，就開始。

NORMAL STOP

When entering state EMMDEREGISTERED,

Or ?EMMCONNECTED mode in S1 mode.

(defined in 3GPP TS 24.301)

When entering state EMMDEREGISTERED

Or when entering EMM-CONNECTED

mode.

ON? EXPIRY

The MS may activate PSM if in MMREGISTERED.

NORMAL-SERVICE (defined in 3GPP TS 24.301)

過期后，UE就激活PSM.

Initiation of the periodic TAU procedure if the UE is not attached for emergency bearer services or T3423 started under the conditions as specified in subclause 5.3.5.

Implicit detach from network if the UE is attached for emergency bearer services.

過期后，發起周期性的TAU; or other