Aurora0001
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Is the Amazon Echo mic mute a hardware switch?
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21 votes

According to Jeff Bezos, it's a hardware button, and various sources seem to agree from the teardowns A forum post at the EEVblog forums quotes a video featuring Jeff Bezos, the founder of Amazon: ...

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Can I ask Alexa to turn off its microphone by voice command?
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20 votes

It appears that there is no way to mute the microphone by voice at this time, as you suggest; this Reddit thread confirms this, but unfortunately I couldn't find an official Amazon source for it. The ...

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What is the difference between the Internet of Things and the Internet of Everything?
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16 votes

The Internet of Everything is primarily a marketing term used by Cisco, in contrast to the Internet of Things which is a more generic term used by many groups and manufacturers. Since IoE is used ...

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In IoT, Is it necessary to involve single-boards such as Raspberry Pi as the only communication devices?
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15 votes

The device itself isn't really particularly important here. While the boundaries between 'IoT' and just a normal network connection are a bit fuzzy around the edges, the general consensus is that the ...

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How to change the Amazon Echo wake word?
15 votes

Currently, Alexa supports very limited customisation of the wake word: Currently, you can use these wake words: Alexa Echo Amazon Computer The documentation also provides instructions for how to ...

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Can I send my GSM IoT device via airpost?
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15 votes

The IATA Lithium Battery Guidance Document is as close as you can get to a worldwide set of guidelines for battery transport by plane. The section which I assume applies to your device is 2.3.5.9, ...

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Why would IPv6 be necessary for the IoT?
14 votes

IPv6 is a necessity now; we're nearly out of IPv4 addresses already. As more and more people come online, we're starting to reach the point where IPs have to be shared across multiple people, not just ...

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Are drones considered part of the IoT by any officials?
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14 votes

There isn't really any official definition of an IoT device that is accepted by everyone, but at least some manufacturers seem to be producing drones with the express intention of them being IoT ...

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Working with Rust on the ESP32
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13 votes

Rust uses the LLVM toolchain, which is a a set of programs used to compile LLVM's intermediate representation (IR) into platform-specific code. The process works a little like this: Rust Code -> ...

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Is it better to control smart lights or smart light switches/fixtures?
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12 votes

There are a few aspects to consider, and the answer will depend a lot on your exact situation. Customisation Smart switches will allow far more choice in lighting overall, since you can use any bulb ...

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What voice commands for Philips Hue lamps does Amazon Echo offer?
12 votes

Alexa supports adding functionality via Skills, which are not unlike mobile apps, but add voice functionality for your Echo device. The Philips Hue FAQ for Amazon Alexa contains a rather brief ...

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Good microphone for whole room (without Internet)
11 votes

The Google Home and Amazon Echo use microphone arrays to enhance 'far-field recognition' (i.e. recognising your voice from a reasonable distance with good accuracy). The Echo uses a 7-microphone ...

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Can ZigBee be used without a hub?
11 votes

If you have no intention of communicating with a device that doesn't use ZigBee, you probably wouldn't need a hub. You might be interested in 'Why do I need hubs for some devices when automating my ...

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Why do I need hubs for some devices when automating my home?
11 votes

Generally, you need a smart hub when some of your devices don't use Wi-Fi and can't communicate with your home network directly. Quite a lot of devices, especially sensors and actuators (like door ...

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What connectivity protocol did the Carnegie Mellon University's Coke Machine use?
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11 votes

The Coke Machine, rather amusingly, has its own website with a bit more information on its history. The Ancient History document explains how the original Coke Machine operated: The final piece of ...

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How to efficiently control my dumb TV via Alexa?
11 votes

Your approach seems to be the best you can do, since the models you've listed don't support any sort of integration with Alexa (and I think it would be infeasible to modify the TV/cinema system ...

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Don’t subscribe to # - so how to dump all messages to database with Mosquitto?
11 votes

This discussion on the openHAB mailing list seems to suggest there's no issue with using # as a subscription to receive all messages: Whilst troubleshooting MQTT devices, it occurred to me ...

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How to stop these toys from sending what my kids say to the cloud?
11 votes

For the My Friend Cayla toy, you can use it without an Internet connection. The FAQ states: Do I need an internet connection to play with Cayla? An internet connection will be required to ...

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Is there a certificate to indicate the security level of IoT devices?
11 votes

UL (formerly Underwriters Laboratories) provide the Cybersecurity Assurance Program to certify that an Internet of Things device is, in their opinion, secure from most major threats. UL seem to be ...

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Can I use an ESP8266 as an MQTT broker?
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10 votes

Technically speaking, yes, an ESP8266 could act as an MQTT broker. In fact, someone has already tried it! By the end of their project, they claimed to have a broker that can bridge to a cloud MQTT ...

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Performance of MQTT over TLS vs. MQTT
10 votes

I wouldn't expect the difference to be too significant, once the connection is set up. A breakdown of the overhead that TLS produces in general can be found here. The important bits are: The ...

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How to protect Raspberry Pi from attack in an IoT setup connected through a Broadband network?
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10 votes

The question 'Securing small home automation setup' provides a useful reference for general security tips, but there are also some specific steps you should follow to keep your Raspberry Pi secure. ...

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How do I avoid port forwarding when exposing IoT devices to the external Internet?
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10 votes

If you can't port forward your router, you might have to resort to hole punching: Hole punching is a technique in computer networking for establishing a direct connection between two parties in ...

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Is it a bad practice to keep certificates on external memory?
10 votes

A little bit of context Since you're using MQTT with AWS IoT, you're expected to use X.509 certificates for authentication and security. Amazon have a little bit of guidance about how you should ...

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What is the power implication of encrypting my sensor traffic?
10 votes

There are a variety of encryption methods you could use to secure your traffic, and each one has a slightly different power usage, so I'm going to pick a couple of popular choices. The methodology I ...

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Can you teach Alexa a new skill by voice?
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10 votes

It is possible to enable any skill by voice, provided you already know the name of the skill. The Amazon documentation for adding skills is relatively straightforward: If you know the exact name of ...

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Industrial Internet vs IoT
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9 votes

It looks like the 'Industrial Internet Consortium' have simply shortened the name from something slightly more self-explanatory: Industrial Internet of Things. Note in their footer: The Industrial ...

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Do I need to use MQTT or HTTP?
9 votes

You mention a solar panel and battery as part of the device, so you probably want to minimise the power usage during transmissions to make sure your device doesn't run out of power completely. ...

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How can I avoid my IoT devices breaking when cloud services go down?
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9 votes

As a consumer Your options are often quite limited as a consumer, but you can minimise your risks in a few ways through carefully selecting the products you use and how you connect them. Check what ...

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Confused about which technology to use in Smart Home System
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9 votes

Push vs Poll Your proposed solution of sending frequent AJAX requests sounds a lot like polling - you're sending a request every so often to check if the state has changed. It would make far more ...

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