1. Access networks -- 2. WiMAX : Worldwide interoperability for microwave access -- 3. SCTP and vertical handoff -- 4. Mobility -- 5. IPv6 -- 6. RSVP : resource reservation protocol -- 7. MPLS : MultiProtocol label switching -- 8. QoS : Quality-of-Service -- 9. SIP : Session initiation protocol -- 10. SIP Security -- 11. SIP Quality-of-Service performance -- 12. Softswitch -- 13. IMS : IP multimedia subsystem -- 14. Real-time protocols -- 15. RTCP : Real-time control protocol -- 16. RTSP : Real-time streaming protocol -- 17. VoIP : Voice over internet protocol -- 18. The VoIP Market -- 19. IPTV : internet protocol television.