The specifications and technical reports in the following table add support for SIP-based endpoints and a SIP-based architecture upon which applications can be built. Applications which rely on the SIP-based architecture are described in separate standalone releases and can be found on the PacketCable™ Applications page.
CableLabs received copyright licenses from the European Telecommunications Standards Institute (ETSI) to reproduce, modify, and distribute the 3rd Generation Partnership Project (3GPP) specifications contained in the PacketCable™ IMS Delta Specifications. CableLabs will submit these enhancements to the 3GPP for incorporation into the IMS specifications. As this occurs, PacketCable™ IMS Delta Specifications will be withdrawn and replaced with direct references to 3GPP IMS specifications.