6. IANA に関する考慮事項

本文書は、[RFC2822] の定義を参照していた [RFC4021] に現れた登録を更新します。IANA は、[RFC3864] に定められた手順に従って、Permanent Message Header Field Repository を以下のヘッダーフィールドで更新しました。

Header field name:  Date
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.1)

Header field name:  From
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.2)

Header field name:  Sender
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.2)

Header field name:  Reply-To
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.2)

Header field name:  To
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.3)

Header field name:  Cc
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.3)

Header field name:  Bcc
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.3)

Header field name:  Message-ID
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.4)

Header field name:  In-Reply-To
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.4)

Header field name:  References
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.4)

Header field name:  Subject
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.5)

Header field name:  Comments
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.5)

Header field name:  Keywords
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.5)

Header field name:  Resent-Date
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.6)

Header field name:  Resent-From
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.6)

Header field name:  Resent-Sender
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.6)

Header field name:  Resent-To
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.6)

Header field name:  Resent-Cc
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.6)

Header field name:  Resent-Bcc
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.6)

Header field name:  Resent-Reply-To
Applicable protocol:  Mail
Status:  obsolete
Author/Change controller:  IETF
Specification document(s):  This document (section 4.5.6)

Header field name:  Resent-Message-ID
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.6)

Header field name:  Return-Path
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.7)

Header field name:  Received
Applicable protocol:  Mail
Status:  standard
Author/Change controller:  IETF
Specification document(s):  This document (section 3.6.7)
Related information:  [RFC5321]