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Content for  TR 23.856  Word version:  10.0.0

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5  Performance Analysis of Rel-8 SRVCC solutionWord‑p. 9

6  AlternativesWord‑p. 11

6.1  Alternative 1 - enhancement using delay prediction

6.2  Alternative 2 - Serial HandoverWord‑p. 16

6.3Void

6.4  Alternative 4 - Media anchor in the serving networkWord‑p. 17

6.5  Alternative 5 - Remote update optimizationWord‑p. 22

6.6Void

6.7Void

6.8  Alternative 8 - SR-VCC Enhancement using anchoring in the home networkWord‑p. 23

6.9  Alternative 9 - SR-VCC Enhancement using media detectionWord‑p. 34

6.10  Alternatives 10 - eSRVCC with PDN bi-castingWord‑p. 37

6.11  Alternative 11 - Media anchoring in the IMS-ALGWord‑p. 41

6.12  Alternative 12 - HO enhancement by local anchoring with Indirect Forwarding (Merged alternative of alternatives 6 and 7)

6.13  Consolidated Alternative - SIP based solution for eSRVCCWord‑p. 53

7  Assessment

8  ConclusionWord‑p. 69

A  Reducing the call drop probabilityWord‑p. 70

B  Impacts on nodes of eSRVCC alternativesWord‑p. 73

C  Examples of ATCF/ATGW collocation - SIP based solution for eSRVCCWord‑p. 77

$  Change historyWord‑p. 80


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