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{ Tag Archives } nettverk

COAP endpoints on IKEA Trådfri

So, I’m talking to the Trådfri GW. It turns out that my initial research was correct. It is talking coaps. I used californium.tools/ to talk to it, requesting coaps://10.0.3.25/.well-known/core. It actually seems to implement the standard rather well 🙂 I had to use -psk and enter the security key, printed on a label under the […]

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Ikea Trådfri zigbee lights

So, Ikea has released Trådfri seemingly worldwide. This is a series of Zigbee enabled lights, which looks quite neat. I bought the starter kit, with a gateway, two bulbs, and a remote control. First a couple of sentences about the remote control. It has on/off, dim up and down, and change color temperature. Nothing too […]

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Viktige nettverksprotokoller.

Som ein liten fortsettelse på Intro om nettverk kjem det her ein liten intro om det eg meiner er viktige protokoller… Om folk er einige eller ikkje bryr ikkje meg 😉

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Intro om nettverk.

Ein kort intro om nettverk eg skreiv for nFF. Poster den her også, for å få litt meir poster på denne sida mi… IP-adressa si oppbygning. Ei IP-adresse er et 32-bits tall, det vil sei mellom 0 og 4294967295. For lesbarheta si skuld deler ein dette opp i 4 grupper på 8 bit per gruppe. […]

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