Constrained Application Protocol: Difference between revisions

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added a list of RFC that define important extensions to CoAP (like the Observe Option)
Specification: shortening links
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== Specification ==
The core of the protocol is specified in RFC 7252. Various extensions have been proposed, particularly:
* [https://datatracker.ietf.org/doc/html/rfc7641{{IETF RFC |7641]}} (2015) Observing Resources in the Constrained Application Protocol
* [https://datatracker.ietf.org/doc/html/rfc7959{{IETF RFC |7959]}} (2016) Block-Wise Transfers in the Constrained Application Protocol (CoAP)
* [https://datatracker.ietf.org/doc/html/rfc8323{{IETF RFC |8323]}} (2018) CoAP (Constrained Application Protocol) over TCP, TLS, and WebSockets
* [https://datatracker.ietf.org/doc/html/rfc8974{{IETF RFC |8974]}} (2021) Extended Tokens and Stateless Clients in the Constrained Application Protocol (CoAP)
 
==Message formats==