{"draft":"draft-ietf-sipcore-callinfo-rcd-19","doc_id":"RFC9796","title":"SIP Call-Info Parameters for Rich Call Data","authors":["C. Wendt","J. Peterson"],"format":["HTML","TEXT","PDF","XML"],"page_count":"29","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Session Initiation Protocol Core","abstract":"This document specifies a usage of the SIP Call-Info header field\r\nthat incorporates Rich Call Data (RCD) associated with the identity\r\nof the originating party in order to provide to the terminating party\r\na description of the caller (including details about the reason for\r\nthe session). RCD includes information about the caller beyond the\r\ntelephone number (such as a calling name, logo, photo, or jCard\r\nobject representing the caller), which can help the called party\r\ndecide how to handle the session request.\r\n\r\nThis document defines three new parameters 'call-reason', 'verified',\r\nand 'integrity' for the SIP Call-Info header field and also a new\r\ntoken (\"jcard\") for the 'purpose' parameter of the Call-Info header\r\nfield. It also provides guidance on the use of the Call-Info\r\n'purpose' parameter token, \"icon\".","pub_date":"July 2025","keywords":["Identity"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC9796","errata_url":null}