Measurement points of abnormal E-RAB releases

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This post talks about the measurement points of abnormal E-RAB releases. Please have a read below for more details.


1. Abnormal E-RAB releases are measured when the eNodeB sends a UE CONTEXT RELEASE REQUEST message to the MME and the release cause is not any of the following:

 

l   Normal Release;


l   Detach;


l   User Inactivity;


l   Om-Intervention;


l   CS Fallback triggered;


l   UE Not Available for PS Service;


l   Inter-RAT Redirection;


l   Time Critical Handover;


l   Handover Cancelled;


l   Redirection towards 1xRTT.


If the message requires a simultaneous release of multiple E-RABs, the corresponding counters are incremented by QCI.


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2. Abnormal E-RAB releases are measured when the eNodeB sends an E-RAB RELEASE INDICATION message to the MME and the release cause is not any of the following:

 

l   Normal Release;


l   Detach;


l   User Inactivity;


l   Om-Intervention;


l   CS Fallback triggered;


l   UE Not Available for PS Service;


l   Inter-RAT Redirection;


l   Successful Handover;


l   Redirection towards 1xRTT message.


If the message requires a simultaneous release of multiple E-RABs, the corresponding counters are incremented by QCI.


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