5 Functions

25.3223GPPRadio Link Control (RLC) protocol specificationRelease 17TS

The following functions are supported by RLC sublayer. For an overall description of the following functions see [3]:

– Segmentation and reassembly.

– Concatenation.

– Padding.

– Transfer of user data.

– Error correction.

– In-sequence delivery of upper layer PDUs.

– Duplicate detection.

– Flow control.

– Sequence number check.

– Protocol error detection and recovery.

– Ciphering.

– SDU discard.

– Out of sequence SDU delivery.

– Duplicate avoidance and reordering.