Figure 5From: How IMS Enables Converged Services for Cable and 3G Technologies: A SurveyEvolution phases of PacketCable architecture toward PacketCable-with-IMS. Signalling Architecture in PacketCable 1.xBy-passing PSTN for inter-CMSs sessionsSupporting SIP-based users by implementing P-CSCF functionalityFixed mobile convergenceBack to article page