Tech-
invite
3GPP
space
IETF
space
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4‑5x
Content for
TR 36.848
Word version: 12.0.0
0…
2…
2
References
3
Definitions, symbols and abbreviations
4
Key Issues
5
Potential Solutions
6
Conclusion
$
Change History
2
References
p. 5
3
Definitions, symbols and abbreviations
p. 5
3.1
Definitions
p. 5
3.2
Symbols
p. 5
3.3
Abbreviations
p. 6
4
Key Issues
p. 6
4.1
Key Issue #1: Prioritization of Mobile Originating MMTEL Voice Services in E-UTRAN
p. 6
5
Potential Solutions
p. 6
5.1
Solution 1: QCI based access barring
p. 6
5.1.1
Description
p. 6
5.1.2
Evaluation
p. 6
5.2
Solution 2: Skipping ACB for MMTEL voice subject to SSAC
p. 7
5.2.1
Description
p. 7
5.2.2
Evaluation
p. 7
5.3
Solution 3: Independent ACB for MMTEL voice
p. 8
5.3.1
Description
p. 8
5.3.2
Evaluation
p. 8
5.4
Solution 4: RRC Connection Reject based on New Establishment Cause for Voice
p. 8
5.4.1
Description
p. 8
5.4.2
Evaluation
p. 8
5.5
Solution 5: Individual up- and downscaling of random access probability (ac-Barring-Factor)
p. 9
5.5.1
Description
p. 9
5.5.2
Evaluation
p. 9
6
Conclusion
p. 10
$
Change History
p. 11