The 3rd Generation (3G) Framing Protocol (FP) provides the data and control frame procedures as described in 3GPP specifications. FP is a user plane protocol that exists on the Iub and Iur interfaces…

…pplication Part (NBAP) is the control plane signaling protocol of the radio network layer across the Iub interface. The Iub interface uses NBAP procedures that are responsible for: Maintaining the re…

…that can support a multitude of interfaces including channelized or unchannelized AAL5/AAL2 for the Iub, Iur and IuCS links to RNCs; Ai, Abis, Ater and Gb links to BSC and TDM/HDLC links to the PSTN….

…col Iuh – Iuh (3G Femtocell) UMA / GAN UMA Client SIP / IMS Diameter GMM/SM SIP Tunneled IuB FP – Framing Protocol NBAP – Node B Application Part SCTP – Stream Control Transmission Pro…

…ll major operating systems SPECIFICATIONS NodeB Application Part (NBAP) 3GPP TS 25.433 UTRAN Iub interface NBAP signaling Framing Protocol (FP) 3GPP TS 25.425 UTRAN Iur interface user plane…

…col Iuh – Iuh (3G Femtocell) UMA / GAN UMA Client SIP / IMS Diameter GMM/SM SIP Tunneled IuB FP – Framing Protocol NBAP – Node B Application Part SCTP – Stream Control Transmission Pro…