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What will be the CRM message if UE intitited rach for TA expiry?

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What will be the CRM message if UE intitited rach for TA expiry?
posted Sep 7 by Akhilesh

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1 Answer

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Hi Akhilesh,

Irrespective of reason of Rach, If UE includes CCCh SDU in msg3 then CRM will be same CCCH SDU.
If MAC CRNTI CE is used then there is no CRM explicitly sent by eNB, instead eNB has to give dynamic new UL grant on included CRNTI. By this grant UE can resolve the contention.

answer Oct 27 by Ankit Mishra
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