[iot] Questions MQTT loraserver

Rémi Boulle mail at remiboulle.fr
Mon Jun 18 17:23:23 CEST 2018


Bonjour,

Quelques questions sur les infos lisibles dans le flux MQTT de la 
passerelle :

gateway/3150000000000001/rx 
{"rxInfo":{"mac":"3150000000000001","timestamp":1925085275,"frequency":868100000,"channel":0,"rfChain":1,"crcStatus":1,"codeRate":"4/5","rssi":-61,"loRaSNR":9.2,"size":15,"dataRate":{"modulation":"LORA","spreadFactor":7,"bandwidth":125},"board":0,"antenna":0},"phyPayload":"QEBgMQaAAAABT7C8PcJV"}

-> C'est bien un paquet valide LoRaWAN reçu par la GW ?

gateway/3150000000000001/tx 
{"token":64069,"txInfo":{"mac":"3150000000000001","immediately":false,"timestamp":1926085275,"frequency":868100000,"power":14,"dataRate":{"modulation":"LORA","spreadFactor":7,"bandwidth":125},"codeRate":"4/5","iPol":null,"board":0,"antenna":0},"phyPayload":"YEBgMQaFAAADUgcAAf5QqLo="}

-> Ce même paquet valide sur lequel la GW ajoute un token et envoyé au 
loraserver ?

-> Pourquoi la payload a changé ?

gateway/3150000000000001/ack {"mac":"3150000000000001","token":64069}

-> Loraserver accuse réception de ce paquet avec le token correspondant ?

Merci,

Rémi.



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