A configurable radio unit (114, 200) capable of receiving information from a baseband processor via a common public radio interface (CPRI) standard and processing the received information for transmission to a wireless communication environment using a selected communication scheme, the radio unit (114, 200) comprising: a CPRI framer module configured to generate, from the information received from the baseband processor, a stream of CPRI basic frames having a standard CPRI basic frame rate; and a protocol pump module (230, 300) configured to extract a subset of contiguous bits from consecutive CPRI basic frames of the CPRI basic frame stream representative of quadrature signal information, wherein the selected communication scheme employs a sample rate that is not an integer multiple of the standard CPRI basic frame rate, wherein the protocol pump module (230, 300) comprises: a protocol framer module configured to generate a container frame for organizing an integer number of in-phase and quadrature samples of the quadrature signal information and identifying a number of bits to be extracted from each CPRI basic frame of the CPRI basic frame stream; and a bit pump module configured to extract a number of bits from each CPRI basic frame equal to the ceiling of the number of bits; wherein the protocol framer module is configured to generate the container frame by determining a least common multiple of the communication scheme sample rate and the CPRI basic frame rate, sizing the container frame based on the determined least common multiple, and organizing the extracted subsets of contiguous bits into a plurality of in-phase/quadrature symbols. a CPRI framer module configured to generate, from the information received from the baseband processor, a stream of CPRI basic frames having a standard CPRI basic frame rate; and a protocol pump module (230, 300) configured to extract a subset of contiguous bits from consecutive CPRI basic frames of the CPRI basic frame stream representative of quadrature signal information, wherein the selected communication scheme employs a sample rate that is not an integer multiple of the standard CPRI basic frame rate, wherein the protocol pump module (230, 300) comprises: a protocol framer module configured to generate a container frame for organizing an integer number of in-phase and quadrature samples of the quadrature signal information and identifying a number of bits to be extracted from each CPRI basic frame of the CPRI basic frame stream; and a bit pump module configured to extract a number of bits from each CPRI basic frame equal to the ceiling of the number of bits; a protocol framer module configured to generate a container frame for organizing an integer number of in-phase and quadrature samples of the quadrature signal information and identifying a number of bits to be extracted from each CPRI basic frame of the CPRI basic frame stream; and a bit pump module configured to extract a number of bits from each CPRI basic frame equal to the ceiling of the number of bits; wherein the protocol framer module is configured to generate the container frame by determining a least common multiple of the communication scheme sample rate and the CPRI basic frame rate, sizing the container frame based on the determined least common multiple, and organizing the extracted subsets of contiguous bits into a plurality of in-phase/quadrature symbols.