A communication system comprising: two communication units (Alice, Bob) configured for wireless communication, each of the two communication units (Alice, Bob) comprising a communication controller configured to control communication to a wireless communication network, the communication controller configured to communicate using one of two communication protocol modes where a first communication protocol mode uses a first protocol for communicating having a first error rate threshold and a fixed data rate, and a second communication protocol mode uses a second protocol for communicating having a second error rate threshold being higher than the first error rate threshold and a non-fixed data rate, wherein the first communication protocol includes transmitting a signalling unit (H1, H2, H3, H4, H5) and a corresponding data unit (D1, D2, D3, D4, D5), characterized in that the communication controller being configured to reconfigure the first protocol for communicating to the second protocol for communicating, the second communication protocol treating the signaling units (H1, H2, H3, H4, H5) and the data units (D1, D2, D3, D4, D5) of the first communication protocol as secondary modulation symbols and the data unit (D1, D2, D3, D4, D5) and the signaling unit (H1, H2, H3, H4, H5) for the second communication protocol are sent through the secondary modulation symbols, the communication controller further being arranged to determine a first error rate when using the first protocol, to determine if first error rate is above a first predetermined threshold, provided the first error rate is above the first predetermined threshold, to switch the communication from the first communication protocol to the second communication protocol, and wherein the first communication protocol includes transmitting metadata using signaling units (H1, H2, H3, H4, H5) and data using data units (D1, D2, D3, D4, D5), the second communication protocol comprising transmitting data using the signalling unit (H1, H2, H3, H4, H5) of the first protocol. two communication units (Alice, Bob) configured for wireless communication, each of the two communication units (Alice, Bob) comprising a communication controller configured to control communication to a wireless communication network, the communication controller configured to communicate using one of two communication protocol modes where a first communication protocol mode uses a first protocol for communicating having a first error rate threshold and a fixed data rate, and a second communication protocol mode uses a second protocol for communicating having a second error rate threshold being higher than the first error rate threshold and a non-fixed data rate, wherein the first communication protocol includes transmitting a signalling unit (H1, H2, H3, H4, H5) and a corresponding data unit (D1, D2, D3, D4, D5), characterized in that the communication controller being configured to reconfigure the first protocol for communicating to the second protocol for communicating, the second communication protocol treating the signaling units (H1, H2, H3, H4, H5) and the data units (D1, D2, D3, D4, D5) of the first communication protocol as secondary modulation symbols and the data unit (D1, D2, D3, D4, D5) and the signaling unit (H1, H2, H3, H4, H5) for the second communication protocol are sent through the secondary modulation symbols, the communication controller further being arranged to determine a first error rate when using the first protocol, to determine if first error rate is above a first predetermined threshold, provided the first error rate is above the first predetermined threshold, to switch the communication from the first communication protocol to the second communication protocol, and wherein the first communication protocol includes transmitting metadata using signaling units (H1, H2, H3, H4, H5) and data using data units (D1, D2, D3, D4, D5), the second communication protocol comprising transmitting data using the signalling unit (H1, H2, H3, H4, H5) of the first protocol.