IP Multimedia Subsystem is an architectural framework for delivering IP multimedia services.
The following topics are included in this section:
SBC as P-CSCF
SBC as IBCF
SBC as P-CSCF co-located with ATCF and E-CSCF
SBC as Standalone EATF
SBC as Access SBC with External P-CSCF Co-located with ATCF and EATF
SBC as Access SBC with External P-CSCF
ATCF and EATF Support
OMR and TRF Support
GRUU Support
Reg-Event Subscription Initiation Support
IMS Routing for Route Header and Roaming User
Stateless REGISTER Relay for Peering
199 Early Dialog Termination Support
Overview
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