Content-ID Header Field in the Session Initiation Protocol (SIP)
RFC 8262

Recipient expansions

Mail trigger To Cc
doc_added_comment rfc8262@ietf.org, sipcore-chairs@ietf.org, superuser@gmail.com
doc_external_resource_change_requested ben@nostrum.com, sipcore-chairs@ietf.org
doc_state_edited ben@nostrum.com, rfc8262@ietf.org, sipcore-chairs@ietf.org, superuser@gmail.com
ipr_posted_on_doc rfc8262@ietf.org ipr-announce@ietf.org, sipcore@ietf.org