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LTE: When does a LTE UE trigger service request towards MME ?

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LTE: When does a LTE UE trigger service request towards MME ?
posted Dec 14, 2015 by Ganesh Kumar

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1 Answer

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When UE is in EMM REGISTERED and ECM IDLE states then UE can perform service request in following scenario...

  1. If UE have UL data to be send then UE performs service request .
  2. If UE gets Paging for DL data then UE responds by performing service request to move in ECM connected state.
answer Dec 15, 2015 by Veer Pal Singh Yadav
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