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Cisco Bug: CSCuj78254 - 3G MOCN Handover Issue (2G Non-Shared Cell to 3G Shared Cell)

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

15.0(14)

Description (partial) 

Symptom:
3G MOCN - RAU rejected during 2G non-shared cell > 3G shared cell handover

Conditions:
If a subscriber, who is PS attached in a non-shared 2G cell, answers a mobile terminated CS call and moves to a 3G shared (MOCN) cell they experience a RAU reject with a GMM Cause : (9) MS identity cannot be derived by the network.
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