Idle mode Signalling Reduction Activation Indication  <isr_activate> 

When set, it shall indicate that the ISR is established between the MME and the S4 SGSN during a TAU/RAU without an SGW change procedure or during an Inter RAT handover without an SGW change procedure. The SGW shall retain the resources for the other CN node that has its bearer resources on the SGW reserved. The old/source SGSN/MME shall maintain the UE's contexts and activate ISR.

Type:

  flagType

Default:

  false, which indicates that Idle state Signalling Reduction (ISR) is not established.
RESTRICTIONS
1
0
true
false

PARENT ELEMENTS

Parent

Type

SGSN Node Configuration <sgsn> sgsnType
MME Node Configuration <mme> mmeType