Isicelo se-proxy eya phambili ye-CoAP sithunyelwa endaweni yokugcina ye-CoAP ye-proxy. Umthombo oqondiwe uchazwa ngokwahlukile:

proxy endpoint: coap://proxy.example:5683
Proxy-Uri option: coap://sensor.example/temperature

Lezi zinomqondo wokucabanga, hhayi umugqa wesicelo se-HTTP. I-Proxy-Uri ithwala i-URI egcwele yomthombo oqondiwe. Noma i-Proxy-Scheme ihlanganisa isikimu nezinketho ze-Uri-* ezihlukanisiwe.

Ungahlanganisi i-Proxy-Uri ne-Uri-Host, Uri-Port, Uri-Path noma Uri-Query. Ukumelwa kwe-URI ephelele nokumelwa okuhlukanisiwe kuyizindlela ezihlukene zokubhala umthombo oqondiwe. I-Proxy-Uri ne-Proxy-Scheme akufanele zivele ndawonye.

I-proxy icubungula zonke izinketho zesicelo. Inketho ye-Unsafe engaziwa ikhipha 4.02 Bad Option, ngoba ukudlulisela ngaphandle kokuqonda kungashintsha incazelo yesicelo. I-proxy ye-CoAP-kuya-CoAP kufanele igcine izinketho ze-Safe-to-Forward ezingaziwa.

Lapho ithumela emthonjeni, i-proxy isebenzisa inketho ye-proxy-target futhi yakha izinketho ze-URI zesicelo somthombo. Iphinde ibe ngumnikazi wokushintshana kwayo ohlangothini ngalunye; lokhu akukhona ukudlulisela okungaboni kwe-datagram ye-UDP yasekuqaleni.

Indawo yokugcina engakwazi noma engafuni ukwenza i-proxy ye-URI eceliwe ibuyisela 5.05 Proxying Not Supported. Lokho kuyimpendulo yephrothokholi, hhayi ubufakazi bokuthi umlaleli ubungafinyeleleki.

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