A distributed antenna system comprising: a host unit (102, 1030) configured to receive a downlink LTE physical layer signal from a radio access network interface; at least one antenna unit (104, 1050) communicatively coupled to the host unit (102, 1030) by at least one digital communication link; wherein the host unit (102, 1030) is configured to: convert the downlink LTE physical layer signal received from the radio access network interface into downlink LTE medium access control layer protocol data units; convert the downlink LTE medium access control layer protocol data units into downlink distributed antenna system, DAS, transport medium access control layer protocol data units; generate a downlink DAS transport physical layer signal from the downlink DAS transport medium access control layer protocol data units; and communicate the downlink DAS transport physical layer signal having the downlink DAS transport medium access control layer protocol data units to the at least one antenna unit (104, 1050) across the at least one digital communication link (106, 116, 1040); and wherein the at least one antenna unit (104, 1050) is configured to: convert the downlink DAS transport physical layer signal into the downlink DAS transport medium access control layer protocol data units; convert the downlink DAS transport medium access control layer protocol data units into the downlink LTE medium access control layer protocol data units; generate the downlink LTE physical layer signal from the downlink LTE medium access control layer protocol data units; and convert the downlink LTE physical layer signal into downlink radio frequency signals for communication using at least one antenna. a host unit (102, 1030) configured to receive a downlink LTE physical layer signal from a radio access network interface; at least one antenna unit (104, 1050) communicatively coupled to the host unit (102, 1030) by at least one digital communication link; wherein the host unit (102, 1030) is configured to: convert the downlink LTE physical layer signal received from the radio access network interface into downlink LTE medium access control layer protocol data units; convert the downlink LTE medium access control layer protocol data units into downlink distributed antenna system, DAS, transport medium access control layer protocol data units; generate a downlink DAS transport physical layer signal from the downlink DAS transport medium access control layer protocol data units; and communicate the downlink DAS transport physical layer signal having the downlink DAS transport medium access control layer protocol data units to the at least one antenna unit (104, 1050) across the at least one digital communication link (106, 116, 1040); and convert the downlink LTE physical layer signal received from the radio access network interface into downlink LTE medium access control layer protocol data units; convert the downlink LTE medium access control layer protocol data units into downlink distributed antenna system, DAS, transport medium access control layer protocol data units; generate a downlink DAS transport physical layer signal from the downlink DAS transport medium access control layer protocol data units; and communicate the downlink DAS transport physical layer signal having the downlink DAS transport medium access control layer protocol data units to the at least one antenna unit (104, 1050) across the at least one digital communication link (106, 116, 1040); and wherein the at least one antenna unit (104, 1050) is configured to: convert the downlink DAS transport physical layer signal into the downlink DAS transport medium access control layer protocol data units; convert the downlink DAS transport medium access control layer protocol data units into the downlink LTE medium access control layer protocol data units; generate the downlink LTE physical layer signal from the downlink LTE medium access control layer protocol data units; and convert the downlink LTE physical layer signal into downlink radio frequency signals for communication using at least one antenna. convert the downlink DAS transport physical layer signal into the downlink DAS transport medium access control layer protocol data units; convert the downlink DAS transport medium access control layer protocol data units into the downlink LTE medium access control layer protocol data units; generate the downlink LTE physical layer signal from the downlink LTE medium access control layer protocol data units; and convert the downlink LTE physical layer signal into downlink radio frequency signals for communication using at least one antenna.