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Display Filter Reference: Constrained Application Protocol

Protocol field name: coap

Versions: 1.6.0 to 4.6.0

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Field name Description Type Versions
coap.blockBlockFrame number3.4.0 to 4.6.0
coap.block.countBlock countUnsigned integer (32 bits)3.4.0 to 4.6.0
coap.block.errorBlock defragmentation errorFrame number3.4.0 to 4.6.0
coap.block.multiple_tailsBlock has multiple tailsBoolean3.4.0 to 4.6.0
coap.block.overlapBlock overlapBoolean3.4.0 to 4.6.0
coap.block.overlap.conflictsBlock overlapping with conflicting dataBoolean3.4.0 to 4.6.0
coap.block.reassembled.inReassembled inFrame number3.4.0 to 4.6.0
coap.block.reassembled.lengthReassembled block lengthUnsigned integer (32 bits)3.4.0 to 4.6.0
coap.block.too_longBlock too longBoolean3.4.0 to 4.6.0
coap.block_lengthBlock LengthUnsigned integer (32 bits)3.4.0 to 4.6.0
coap.block_payloadBlock PayloadByte sequence3.4.0 to 4.6.0
coap.blocksBlocksLabel3.4.0 to 4.6.0
coap.codeCodeUnsigned integer (8 bits)1.6.0 to 4.6.0
coap.invalid_option_numberInvalid Option NumberLabel1.12.0 to 4.6.0
coap.invalid_option_rangeInvalid Option RangeLabel1.12.0 to 4.6.0
coap.lengthLengthUnsigned integer (32 bits)3.2.0 to 4.6.0
coap.midMessage IDUnsigned integer (16 bits)1.12.0 to 4.6.0
coap.ocountOpt CountUnsigned integer (8 bits)1.10.0 to 1.10.14
coap.opt.acceptAcceptCharacter string1.8.0 to 4.6.0
coap.opt.block_mflagMore FlagUnsigned integer (8 bits)1.6.0 to 4.6.0
coap.opt.block_numberBlock NumberUnsigned integer (32 bits)1.6.0 to 4.6.0
coap.opt.block_sizeEncoded Block SizeUnsigned integer (8 bits)1.6.0 to 4.6.0
coap.opt.ctypeContent-typeCharacter string1.6.0 to 4.6.0
coap.opt.deltaOpt DeltaUnsigned integer (8 bits)1.6.0 to 4.6.0
coap.opt.delta_extOpt Delta extendedUnsigned integer (16 bits)1.12.0 to 4.6.0
coap.opt.descOpt DescCharacter string1.10.0 to 4.6.0
coap.opt.end_markerEnd of options markerUnsigned integer (8 bits)1.12.0 to 4.6.0
coap.opt.etagEtagByte sequence1.6.0 to 4.6.0
coap.opt.hop_limitHop LimitUnsigned integer (8 bits)3.4.0 to 4.6.0
coap.opt.if_matchIf-MatchByte sequence1.8.0 to 4.6.0
coap.opt.if_none_matchIf-None-MatchByte sequence1.8.0 to 1.8.15
coap.opt.jumpOpt JumpUnsigned integer (8 bits)1.10.0 to 1.10.14
coap.opt.lengthOpt LengthUnsigned integer (8 bits)1.6.0 to 4.6.0
coap.opt.length_extOpt Length extendedUnsigned integer (16 bits)1.12.0 to 4.6.0
coap.opt.locationLocationCharacter string1.6.0 to 1.6.16
coap.opt.location_pathLocation-PathCharacter string1.8.0 to 4.6.0
coap.opt.location_queryLocation-QueryCharacter string1.8.0 to 4.6.0
coap.opt.max_ageMax-ageUnsigned integer (32 bits)1.6.0 to 4.6.0
coap.opt.nameOpt NameCharacter string1.10.0 to 4.6.0
coap.opt.object_security_expandExpanded Flag ByteBoolean2.6.0 to 3.2.18
coap.opt.object_security_kidKey IDByte sequence2.6.0 to 4.6.0
coap.opt.object_security_kid_contextKey ID ContextByte sequence2.6.0 to 4.6.0
coap.opt.object_security_kid_context_lenKey ID Context LengthUnsigned integer (8 bits)2.6.0 to 4.6.0
coap.opt.object_security_kid_context_presentKey ID Context PresentBoolean2.6.0 to 4.6.0
coap.opt.object_security_kid_presentKey ID PresentBoolean3.0.0 to 4.6.0
coap.opt.object_security_non_compressedNon-compressed COSE messageBoolean2.6.0 to 3.2.18
coap.opt.object_security_pivPartial IVByte sequence2.6.0 to 4.6.0
coap.opt.object_security_piv_lenPartial IV LengthUnsigned integer (8 bits)2.6.0 to 4.6.0
coap.opt.object_security_reservedReservedBoolean3.4.0 to 4.6.0
coap.opt.object_security_signatureSignature PresentBoolean2.6.0 to 3.2.18
coap.opt.observeObserveUnsigned integer (32 bits)2.0.0 to 4.6.0
coap.opt.opt_echoEchoByte sequence4.2.0 to 4.6.0
coap.opt.opt_no_responseNo-ResponseUnsigned integer (8 bits)4.2.0 to 4.6.0
coap.opt.opt_ocf_accept_versionOCF-Accept-Content-Format-VersionUnsigned integer (8 bits)4.2.0 to 4.6.0
coap.opt.opt_ocf_versionOCF-Content-Format-VersionUnsigned integer (8 bits)4.2.0 to 4.6.0
coap.opt.opt_request_tagRequest-TagByte sequence4.2.0 to 4.6.0
coap.opt.payload_descPayload DescCharacter string1.10.0 to 2.2.17
coap.opt.proxy_schemeProxy-SchemeCharacter string2.0.0 to 4.6.0
coap.opt.proxy_uriProxy-UriCharacter string1.8.0 to 4.6.0
coap.opt.size1Size1Unsigned integer (32 bits)2.0.0 to 4.6.0
coap.opt.subscr_lifetimeLifetimeUnsigned integer (32 bits)1.6.0 to 1.12.13
coap.opt.tokenTokenCharacter string1.6.0 to 1.10.14
coap.opt.unknownUnknownByte sequence1.10.0 to 4.6.0
coap.opt.uri_authUri-AuthorityCharacter string1.6.0 to 1.6.16
coap.opt.uri_hostUri-HostCharacter string1.8.0 to 4.6.0
coap.opt.uri_pathUri-PathCharacter string1.6.0 to 4.6.0
coap.opt.uri_path_reconUri-PathCharacter string2.4.0 to 4.6.0
coap.opt.uri_portUri-PortUnsigned integer (16 bits)1.8.0 to 4.6.0
coap.opt.uri_queryUri-QueryCharacter string1.6.0 to 4.6.0
coap.optcountOption CountUnsigned integer (8 bits)1.6.0 to 1.8.15
coap.option_length_badOption length badLabel1.12.0 to 4.6.0
coap.option_object_security_badInvalid Object-Security Option FormatLabel2.6.0 to 3.2.2
coap.option_oscore_badInvalid OSCORE Option FormatLabel3.2.3 to 4.6.0
coap.oscore_kidOSCORE Key IDByte sequence2.6.0 to 4.6.0
coap.oscore_kid_contextOSCORE Key ID ContextByte sequence2.6.0 to 4.6.0
coap.oscore_pivOSCORE Partial IVByte sequence2.6.0 to 4.6.0
coap.payloadPayloadCharacter string1.12.0 to 4.6.0
coap.payload_descPayload DescCharacter string2.4.0 to 4.6.0
coap.payload_lengthPayload LengthUnsigned integer (32 bits)2.4.0 to 4.6.0
coap.request_first_inRetransmission of request inFrame number3.2.0 to 4.6.0
coap.response_first_inRetransmission of response inFrame number3.2.0 to 4.6.0
coap.response_inResponse InFrame number2.2.0 to 4.6.0
coap.response_timeResponse TimeTime offset2.2.0 to 4.6.0
coap.response_toRequest InFrame number2.2.0 to 4.6.0
coap.retransmittedRetransmittedLabel3.2.0 to 4.6.0
coap.tidTransaction IDUnsigned integer (16 bits)1.6.0 to 1.10.14
coap.tokenTokenByte sequence1.12.0 to 4.6.0
coap.token_lenToken LengthUnsigned integer (8 bits)1.12.0 to 4.6.0
coap.typeTypeUnsigned integer (8 bits)1.6.0 to 4.6.0
coap.unknown_option_numberUnknown Option NumberLabel3.2.5 to 4.6.0
coap.versionVersionUnsigned integer (8 bits)1.6.0 to 4.6.0