Copyright (C) 1993-2013 Yukihiro Matsumoto. All rights reserved.

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RFC 3501 (Editor: M. Crispin)
Full Copyright Statement

   Copyright (C) The Internet Society (2003).  All Rights Reserved.

   This document and translations of it may be copied and furnished to
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   The limited permissions granted above are perpetual and will not be
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RFC9051 (Editors: A. Melnikov, B. Leiba)
Copyright Notice

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   This document may contain material from IETF Documents or IETF
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