Section outline

  • 4. VoLTE and IMS Procedures and Protocols

    1. VoLTE and IMS Procedures
    2. VoLTE and IMS Protocols
    3. LTE UE Perspective
    4. Real-time Transport Protocol (RTP)
    5. RTP Control Protocol (RTCP)
    6. Session Initiation Protocol (SIP)

    5.LTE-EPC Network Architecture and Protocols

    1. PDN Connectivity
    2. NAS Signaling
    3. Bearer Setup
    4. QoS in VoLTE
    5. VoLTE PDN Connection
    6. PCRF and VoLTE service policy