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How eNB get know about reason for paging

+1 vote
238 views

in LTE paging can be happen if
1) upon initiating mt packet switch data
2)csfb
3) change of system info.
4) presence of CMAS/ETWS
how eNB knows for which purpose it has to send paging to ue?

posted Jul 27, 2017 by anonymous

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1 Answer

+1 vote

CMAS/ETWS and SI based paging are enb initiated paging messages for which separate indication flags like update of siValueTag and enable of etws/cmas indications in paging message. For idle UEs, the paging is network based coming from mme with necessary information like tmsi etc.

answer Jul 29, 2017 by Anshul Grover
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