This online RideNext decoder allows decoding of ASN.1 encoded messages (PDU) of a 3G/4G/5G/UMTS/LTE network. No ASN.1 syntaxes are required. Simply choose the Network Type and ASN.1 interface you want to use and supply the data. Available ASN.1 syntaxes are RRC (3GPP TS 36.331), S1AP (3GPP TS 36.413), X2AP (3GPP TS 36.423), M2AP (3GPP TS 36.443), M3AP (3GPP TS 36.444), E1AP (3GPP TS 38.463) . Supported ASN.1 encoded inputs is hexadecimal format. The generated output is in JSON format.