Return Routability Check for DTLS 1.2 and DTLS 1.3

Document Type Expired Internet-Draft (candidate for tls WG)
Authors Thomas Fossati  , Hannes Tschofenig 
Last updated 2020-09-03 (latest revision 2020-03-02)
Replaced by draft-ietf-tls-dtls-rrc, draft-ietf-tls-dtls-rrc, draft-ietf-tls-dtls-rrc
Stream Internet Engineering Task Force (IETF)
Expired & archived
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Stream WG state Call For Adoption By WG Issued
Document shepherd No shepherd assigned
IESG IESG state Expired
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document specifies a return routability check for use in context of the Connection ID (CID) construct for the Datagram Transport Layer Security (DTLS) protocol versions 1.2 and 1.3.


Thomas Fossati (
Hannes Tschofenig (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)