{"id":310528,"date":"2020-09-26T21:00:21","date_gmt":"2020-09-26T21:00:21","guid":{"rendered":"http:\/\/savepearlharbor.com\/?p=310528"},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T21:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/savepearlharbor.com\/?p=310528","title":{"rendered":"MQTTv5.0: \u041e\u0431\u0437\u043e\u0440 \u043d\u043e\u0432\u044b\u0445 \u0444\u0443\u043d\u043a\u0446\u0438\u0439. \u0427\u0430\u0441\u0442\u044c 2"},"content":{"rendered":"\n
\u0412\u0441\u0435\u043c \u043f\u0440\u0438\u0432\u0435\u0442! <\/p>\n

\u041f\u0440\u0438\u0432\u0435\u0434\u0435\u043d\u043d\u044b\u0439 \u043d\u0438\u0436\u0435 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u0435\u043c \u0441\u0442\u0430\u0442\u044c\u0438<\/a> \u043e \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u0435, \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043d\u043e\u043c \u0432 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 MQTTv5.0. \u0415\u0441\u043b\u0438 \u0432\u044b \u0443\u0436\u0435 \u0443\u0441\u043f\u0435\u043b\u0438 \u0435\u0435 \u0438\u0437\u0443\u0447\u0438\u0442\u044c, \u0442\u043e \u0434\u043b\u044f \u0432\u0430\u0441 \u043d\u0435 \u0441\u043e\u0441\u0442\u0430\u0432\u0438\u0442 \u0442\u0440\u0443\u0434\u0430 \u0437\u0430\u043c\u0435\u0442\u0438\u0442\u044c, \u0447\u0442\u043e \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u043d\u043e\u0432\u044b\u0445 \u0444\u0443\u043d\u043a\u0446\u0438\u0439 \u0431\u0430\u0437\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043d\u0430 \u043f\u043e\u043d\u044f\u0442\u0438\u0438 \u0441\u0432\u043e\u0439\u0441\u0442\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0436\u043d\u043e \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0442\u044c \u0432 \u043f\u0430\u043a\u0435\u0442. \u0412 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u043c\u044b \u043f\u043e\u0434\u0440\u043e\u0431\u043d\u043e \u0438\u0445 \u0440\u0430\u0437\u0431\u0435\u0440\u0435\u043c. <\/p>\n

\u041f\u0440\u0438\u043c. \u2014 \u0421\u0442\u0430\u0442\u044c\u044f \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u0430 \u0442\u0435\u0445, \u043a\u0442\u043e \u0438\u043c\u0435\u0435\u0442 \u0438\u043d\u0442\u0435\u0440\u0435\u0441 \u0438\u043b\u0438 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u044c \u0433\u043b\u0443\u0431\u043e\u043a\u043e \u043f\u043e\u0433\u0440\u0443\u0436\u0430\u0442\u044c\u0441\u044f \u0432 \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0438 MQTT. \u0417\u0434\u0435\u0441\u044c \u043d\u0435 \u0431\u0443\u0434\u0435\u0442 \u043a\u0430\u0440\u0442\u0438\u043d\u043e\u043a \u0438 \u043b\u0438\u0440\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u043e\u0442\u0441\u0442\u0443\u043f\u043b\u0435\u043d\u0438\u0439, \u0442\u043e\u043b\u044c\u043a\u043e \u0445\u0430\u0440\u0434\u043a\u043e\u0440!!!<\/i><\/p>\n

\u0414\u0430\u043b\u0435\u0435 \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d\u0430 \u0442\u0430\u0431\u043b\u0438\u0446\u0430 \u0432\u0441\u0435\u0445 \u0441\u0432\u043e\u0439\u0441\u0442\u0432 (\u0441\u043c. \u043f. 2.2.2.2 \u0432 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438<\/a>).
<\/a> <\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
ID<\/b><\/td>\n\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435<\/b><\/td>\n\u0422\u0438\u043f \u0434\u0430\u043d\u043d\u044b\u0445<\/b><\/td>\n\u041f\u0430\u043a\u0435\u0442 \/ Will Properties<\/b><\/td>\n<\/tr>\n
1<\/td>\nPayload Format Indicator<\/a><\/td>\nByte<\/td>\nPUBLISH, Will Properties<\/td>\n<\/tr>\n
2<\/td>\nMessage Expiry Interval<\/a><\/td>\nFour Byte Integer<\/td>\nPUBLISH, Will Properties<\/td>\n<\/tr>\n
3<\/td>\nContent Type<\/a><\/td>\nUTF-8 Encoded String<\/td>\nPUBLISH, Will Properties<\/td>\n<\/tr>\n
8<\/td>\nResponse Topic<\/a><\/td>\nUTF-8 Encoded String<\/td>\nPUBLISH, Will Properties<\/td>\n<\/tr>\n
9<\/td>\nCorrelation Data<\/a><\/td>\nBinary Data<\/td>\nPUBLISH, Will Properties<\/td>\n<\/tr>\n
11<\/td>\nSubscription Identifier<\/a><\/td>\nVariable Byte Integer<\/td>\nPUBLISH, SUBSCRIBE<\/td>\n<\/tr>\n
17<\/td>\nSession Expiry Interval<\/a><\/td>\nFour Byte Integer<\/td>\nCONNECT, CONNACK, DISCONNECT<\/td>\n<\/tr>\n
18<\/td>\nAssigned Client Identifier<\/a><\/td>\nUTF-8 Encoded String<\/td>\nCONNACK<\/td>\n<\/tr>\n
19<\/td>\nServer Keep Alive<\/a><\/td>\nTwo Byte Integer<\/td>\nCONNACK<\/td>\n<\/tr>\n
21<\/td>\nAuthentication Method<\/a><\/td>\nUTF-8 Encoded String<\/td>\nCONNECT, CONNACK, AUTH<\/td>\n<\/tr>\n
22<\/td>\nAuthentication Data<\/a><\/td>\nBinary Data<\/td>\nCONNECT, CONNACK, AUTH<\/td>\n<\/tr>\n
23<\/td>\nRequest Problem Information<\/a><\/td>\nByte<\/td>\nCONNECT<\/td>\n<\/tr>\n
24<\/td>\nWill Delay Interval<\/a><\/td>\nFour Byte Integer<\/td>\nWill Properties<\/td>\n<\/tr>\n
25<\/td>\nRequest Response Information<\/a><\/td>\nByte<\/td>\nCONNECT<\/td>\n<\/tr>\n
26<\/td>\nResponse Information<\/a><\/td>\nUTF-8 Encoded String<\/td>\nCONNACK<\/td>\n<\/tr>\n
28<\/td>\nServer Reference<\/a><\/td>\nUTF-8 Encoded String<\/td>\nCONNACK, DISCONNECT<\/td>\n<\/tr>\n
31<\/td>\nReason String<\/a><\/td>\nUTF-8 Encoded String<\/td>\nCONNACK, PUBACK, PUBREC, PUBREL, PUBCOMP, SUBACK, UNSUBACK, DISCONNECT, AUTH<\/td>\n<\/tr>\n
33<\/td>\nReceive Maximum<\/a><\/td>\nTwo Byte Integer<\/td>\nCONNECT, CONNACK<\/td>\n<\/tr>\n
34<\/td>\nTopic Alias Maximum<\/a><\/td>\nTwo Byte Integer<\/td>\nCONNECT, CONNACK<\/td>\n<\/tr>\n
35<\/td>\nTopic Alias<\/a><\/td>\nTwo Byte Integer<\/td>\nPUBLISH<\/td>\n<\/tr>\n
36<\/td>\nMaximum QoS<\/a><\/td>\nByte<\/td>\nCONNACK<\/td>\n<\/tr>\n
37<\/td>\nRetain Available<\/a><\/td>\nByte<\/td>\nCONNACK<\/td>\n<\/tr>\n
38<\/td>\nUser Property<\/a><\/td>\nUTF-8 String Pair<\/td>\nCONNECT, CONNACK, PUBLISH, Will Properties, PUBACK, PUBREC, PUBREL, PUBCOMP, SUBSCRIBE, SUBACK, UNSUBSCRIBE, UNSUBACK, DISCONNECT, AUTH<\/td>\n<\/tr>\n
39<\/td>\nMaximum Packet Size<\/a><\/td>\nFour Byte Integer<\/td>\nCONNECT, CONNACK<\/td>\n<\/tr>\n
40<\/td>\nWildcard Subscription Available<\/a><\/td>\nByte<\/td>\nCONNACK<\/td>\n<\/tr>\n
41<\/td>\nSubscription Identifier Available<\/a><\/td>\nByte<\/td>\nCONNACK<\/td>\n<\/tr>\n
42<\/td>\nShared Subscription Available<\/a><\/td>\nByte<\/td>\nCONNACK<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

\u0422\u0435\u043f\u0435\u0440\u044c \u0434\u0430\u0432\u0430\u0439\u0442\u0435 \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0438\u0445 \u043f\u043e\u043f\u043e\u0434\u0440\u043e\u0431\u043d\u0435\u0435.<\/p>\n

<\/a> <\/p>\n

Payload Format Indicator \u2014 \u0438\u043d\u0434\u0438\u043a\u0430\u0442\u043e\u0440 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u043f\u043e\u043b\u0435\u0437\u043d\u043e\u0439 \u043d\u0430\u0433\u0440\u0443\u0437\u043a\u0438<\/h3>\n

<\/p>\n