- Segmentation of upper layer PDUs into RLC data blocks and re-assembly of RLC data blocks into upper layer PDUs.
- Segmentation of RLC/MAC control messages into RLC/MAC control blocks and re-assembly of RLC/MAC control messages from RLC/MAC control blocks.
- NS and BSSGP protocol implementation for communication with OpenSGSN.
- UDPSocket for communication with OpenBTS.