Product specifications

Dialogic® BorderNet™ 4000 SBC Product Description Document
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7. IMS, VoLTE and IPX Support
IMS and VOLTE
The BorderNet 4000 SBC is suitable for deployment as an advanced SBC in 3GPP IP
Multimedia Subsystem (IMS) and ETSI/TISPAN based network architecture. The BorderNet
4000 SBC offers best of the breed border element for securing pure-play 3GPP IMS and
VoLTE based modern telecom networks. The BorderNet 4000 SBC is a key anchor for
seamless delivery of IMS services across IMS, NGN, and legacy TDM networks.
The BorderNet 4000 SBC offers comprehensive border control functionality for both IMS
access and interconnect deployments. At the IMS access edge, the BorderNet 4000 can
fulfill the role of a P-CSCF, E-CSCF and A-SBC, providing security, signaling, and media
interworking functionality defined for these entities in the 3GPP standards. At the IMS
interconnect, the BorderNet 4000 SBC can be deployed as an I-BCF, IWF or an integrated I-
BGF/TrGW. The product specifications table (see section 2 of this document) summarizes
supported 3GPP network interfaces related to the IMS border functions.
BorderNet 4000 Access (P-CSCF) and Interworking (I-BCF/TrGW)
Capabilities
The core P-CSCF/E-CSCF border functions available with BorderNet 4000 SBC include:
• Signaling
o
Mw, Mx SIP Interface
o 3GPP SIP Call Handling
o Authentication
o S/I Selection
o High subscriber capacity
o Port Mapping