Calendar subscription upgrades

Document Type Replaced Internet-Draft (individual)
Author Michael Douglass 
Last updated 2018-11-06 (latest revision 2018-05-05)
Replaced by draft-ietf-calext-subscription-upgrade
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Intended RFC status (None)
Expired & archived
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Stream Stream state (No stream defined)
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IESG IESG state Replaced by draft-ietf-calext-subscription-upgrade
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This specification introduces an approach to allow subscribers to calendar feeds to upgrade to a more performant protocol. This specification updates [RFC5545] to add the value DELETED to the STATUS property.


Michael Douglass (

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