Constrained RESTful Environments (CoRE) Parameters Created 2012-06-08 Last Updated 2015-07-03 Available Formats [IMG] XML [IMG] HTML [IMG] Plain text Registries included below * Resource Type (rt=) Link Target Attribute Values * Interface Description (if=) Link Target Attribute Values * CoAP Codes * CoAP Method Codes * CoAP Response Codes * CoAP Option Numbers * CoAP Content-Formats Resource Type (rt=) Link Target Attribute Values Expert(s) Unassigned Reference [RFC6690] Available Formats [IMG] CSV Range Registration Procedures value starts with "core" IETF Review all other values Specification Required Value Description Reference Notes core.gp Group Configuration resource. This resource is used to query/manage the group membership of a CoAP [RFC7390, Section 2.6.2] server. Interface Description (if=) Link Target Attribute Values Expert(s) Unassigned Reference [RFC6690] Range Registration Procedures value starts with "core" IETF Review all other values Specification Required Value Description Reference Notes No registrations at this time. CoAP Codes Registration Procedure(s) Reserved ranges may be allocated in accordance with section 4.3 of [RFC5226]. Reference [RFC7252, Section 12.1] Available Formats [IMG] CSV Code Description Reference 0.00 Indicates an Empty message. [RFC7252, section 4.1] 0.01-0.31 Indicates a request. Values in this range are assigned by the [CoAP Method Codes] sub-registry. [RFC7252, section 12.1.1] 1.00-1.31 Reserved [RFC7252] 2.00-5.31 Indicates a response. Values in this range are assigned by the [CoAP Response Codes] sub-registry. [RFC7252, section 12.1.2] 6.00-7.31 Reserved [RFC7252] CoAP Method Codes Registration Procedure(s) IETF Review or IESG Approval Reference [RFC7252, Section 12.1.1] Available Formats [IMG] CSV Code Name Reference 0.01 GET [RFC7252] 0.02 POST [RFC7252] 0.03 PUT [RFC7252] 0.04 DELETE [RFC7252] 0.05-0.31 Unassigned CoAP Response Codes Registration Procedure(s) IETF Review or IESG Approval Reference [RFC7252, Section 12.1.2] Available Formats [IMG] CSV Code Description Reference 2.00 Unassigned 2.01 Created [RFC7252] 2.02 Deleted [RFC7252] 2.03 Valid [RFC7252] 2.04 Changed [RFC7252] 2.05 Content [RFC7252] 2.06-2.31 Unassigned 3.00-3.31 Reserved [RFC7252] 4.00 Bad Request [RFC7252] 4.01 Unauthorized [RFC7252] 4.02 Bad Option [RFC7252] 4.03 Forbidden [RFC7252] 4.04 Not Found [RFC7252] 4.05 Method Not Allowed [RFC7252] 4.06 Not Acceptable [RFC7252] 4.07-4.11 Unassigned 4.12 Precondition Failed [RFC7252] 4.13 Request Entity Too Large [RFC7252] 4.14 Unassigned 4.15 Unsupported Content-Format [RFC7252] 4.16-4.31 Unassigned 5.00 Internal Server Error [RFC7252] 5.01 Not Implemented [RFC7252] 5.02 Bad Gateway [RFC7252] 5.03 Service Unavailable [RFC7252] 5.04 Gateway Timeout [RFC7252] 5.05 Proxying Not Supported [RFC7252] 5.06-5.31 Unassigned CoAP Option Numbers Expert(s) Zach Shelby Reference [RFC7252, Section 12.2] Available Formats [IMG] CSV Range Registration Procedures 0-255 IETF Review or IESG Approval 256-2047 Specification Required 2048-64999 Expert Review 65000-65535 Experimental use (no operational use) Number Name Reference 0 Reserved [RFC7252] 1 If-Match [RFC7252] 2 Unassigned 3 Uri-Host [RFC7252] 4 ETag [RFC7252] 5 If-None-Match [RFC7252] 6 Observe [RFC-ietf-core-observe-16] 7 Uri-Port [RFC7252] 8 Location-Path [RFC7252] 9-10 Unassigned 11 Uri-Path [RFC7252] 12 Content-Format [RFC7252] 13 Unassigned 14 Max-Age [RFC7252] 15 Uri-Query [RFC7252] 16 Unassigned 17 Accept [RFC7252] 18-19 Unassigned 20 Location-Query [RFC7252] 21-34 Unssigned 35 Proxy-Uri [RFC7252] 36-38 Unassigned 39 Proxy-Scheme [RFC7252] 40-59 Unassigned 60 Size1 [RFC7252] 61-127 Unassigned 128 Reserved [RFC7252] 129-131 Unassigned 132 Reserved [RFC7252] 133-135 Unassigned 136 Reserved [RFC7252] 137-139 Unassigned 140 Reserved [RFC7252] 141-283 Unassigned 284 No-Response [draft-tcs-coap-no-response-option] 285-64999 Unassigned 65000-65535 Reserved for Experimental Use [RFC7252] CoAP Content-Formats Expert(s) Zach Shelby Reference [RFC7252, Section 12.3] Available Formats [IMG] CSV Range Registration Procedures 0-255 Expert Review 256-9999 IETF Review or IESG Approval 10000-64999 First Come First Served 65000-65535 Experimental use (no operational use) Media Type Encoding ID Reference text/plain; charset=utf-8 0 [RFC2046][RFC3676][RFC5147] Unassigned 1-39 application/link-format 40 [RFC6690] application/xml 41 [RFC3023] application/octet-stream 42 [RFC2045][RFC2046] Unassigned 43-46 application/exi 47 ["Efficient XML Interchange (EXI) Format 1.0 (Second Edition)", February 2014] Unassigned 48-49 application/json 50 [RFC4627] Unassigned 51-59 application/cbor 60 [RFC7049] Unassigned 61-64999 Reserved for Experimental Use 65000-65535 [RFC7252]