Product & Solution > Overview > IMS Solution   >  Infra System > IBCF/IBGF
     
Interconnection Border Control Function (IBCF) acts as a border controller for interworking with IMS (IP Multimedia Subsystem) network and processes issues related to interlock and security for interworking with various networks. Interconnection Border Gateway Function (IBGF) provides media relay between terminals in the network of a service provider.
Security
NAT support and media control
Resource allocation
Session filtering
Topology and infrastructure hiding
Protocol conversion and routing
Billing
Media relay
IBCF interworking
Resource management
Transcoding