General Dynamics Mission Systems General Dynamics Mission Systems General Dynamics Mission Systems This document describes the RTP payload format of the Secure Communication Interoperability Protocol (SCIP) as audio and video media subtypes. It provides RFC 6838 compliant media Internet-Draft RTP Payload Format for the SCIP Codec August 2021 subtype definitions. SCIP-214.2 and SCIP-210 describe the protocols that comprise the SCIP RTP packet payload. This document follows the registration for related media types called "audio/scip" and "video/scip" with IANA and formatted according to RFC 4855.