Questions tagged [networking]

For questions about networks of Internet of Things devices and their administration, management and security. Consider using more specific tags instead of this where they apply, since this tag is intended for generic questions about networking itself.

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6 views

Automatically get APN

It seems that my phone somehow can get APN settings automatically, after inserting my old SIM card to the new phone m.tinkoff in iOS Mobile Data Network menu appeared automatically, and this correct ...
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1answer
36 views

Copier, Printer & Scanner all in one device - Internet of Things object? [closed]

https://www.google.com/search?q=copier+printer+scanner+all+in+one&oq=&aqs=chrome.0.69i59i450l15.-1j1j7&client=ms-android-lava&sourceid=chrome-mobile&ie=UTF-8 Can Copier, Printer &...
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0answers
40 views

What is the most popular programming language for IoT right now? [closed]

i've already googled this and the result i got is that the most dominant languages are 1- Java 2- Python however, someone in the industry told me that JavaScript is the most dominant and is used in 95%...
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25 views

Samsung SmartThings washer and dryer unable to connect to the app

For the past few weeks I've been unable to use my Samsung SmartThings washer and dryer via the app. I use the notification feature to keep track of completed loads and sometimes use the app to start ...
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12 views

Demodulation and RFID Readers [migrated]

I was wondering if anyone had an inclination of demodulation and packets regarding RFID chips, sensors, and tags. When working with RF signals, and using a reader the device is capable of collecting ...
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0answers
21 views

Can I upload 2 code files to a NodeMCU

I have a NodeMCU board. I uploaded blink example for that board and I need to add another example project from the IDE. What happens to the 1st code example or blink example when 2nd code uploaded. Is ...
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1answer
45 views

How can I identify what kind of IoT device is in my network?

I am trying to build a system in which IoT devices can connect and are classified without the need for manual checks by the system administrator. In this system, IoT devices will send data, and on the ...
2
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2answers
567 views

Why arp -a does not show all devices connected to WIFI? [closed]

I am trying to see the IPs of all the devices connected to my WIFI. Everyone suggests to use the command arp -a in the terminal but when I do so I get always the same list of devices. I try to connect ...
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1answer
59 views

(Re)Joining existing Lora-wan end-devices to another network server

We are moving our Lora-wan gateways and end-device from Loriot to another opensource network server. But we are experiencing problems with some of our devices, when trying to rejoin using OTAA. What ...
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0answers
40 views

Using Alexa as speaker over LAN

I would like to use my Alexa as a speaker for my (windows)PC. My PC doesn't have Bluetooth and Alexa is not directly connected to my PC. Since the Alexa is connected to the same router (via WiFi) as ...
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1answer
28 views

How to fix this problem "connection to this site is not secure"? [closed]

I tried to access this website http://www.oaic.dz:9001/forms/frmservlet many times, but it denied me accessing (only white page) as it shows in the attached file (screenshot) I tried installing Java, ...
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1answer
124 views

"Smart" switch keeps disconnecting from wi-fi network

I bought a smart switch to control my room lamp. It is a JWCOM Smart SA-01 model with very little to no documentation available on the internet (at least I wasn't able to find anything useful). The ...
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0answers
73 views

What Kinda of Trigger to Use for a System with Two Raspberry-Pi's

I have a system like the image shows. Now instead of it being connected with an Ethernet cable, it is going to be wireless. The SBC's represent Raspberry Pi's. SBC0 reads the data all the time and is ...
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1answer
44 views

Problems with smart plugs going into "not responding" state

I have some smart plugs that I recently installed at my employer's office to deal with some remote-management issues we were having. I used two different brands (the GE one and the Belkin/WeMo one). ...
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43 views

ESP32 or Other as DHCP AP / Router

I have a number of IoT devices that need to be able to connect to a central device. The ideal solution would be a sort-of homegrown router that uses an ESP32 or other solution that can operate as an ...
3
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2answers
46 views

How to use SSH server on a remote device and overcome routing issues

I am designing an embedded Linux device that acts as a gateway for sensor data. In some cases this device will use a back-haul that I don't control (e.g. customer supplied cell or cable modem). I ...
4
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0answers
136 views

Monitor Eufy Homebase from iPhone Apple Home?

I have a Eufy Homebase 2 with 6 EufyCam 2C and a wired doorbell connected. The Homebase is setup as a “room” in Apple HomeKit. The Homebase is Ethernet connected to Xfinity new router, with wifi ...
5
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1answer
62 views

Do I need different certificates for every thing?

I'm learning AWS and I created a new thing with the required certificates to access it via MQTT: root-CA.crt .private.key .cert.pem If I'm not wrong the root-CA.crt file will be the same for all the ...
5
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1answer
93 views

Can you intercept outgoing messages from devices on your LAN?

Many IoT systems have 3rd-party APIs people have reverse-engineered so they can add custom integrations, but these all work by impersonating the app, receiving updates from the server. If I'm on my ...
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1answer
46 views

Why we can't get as fast internet speed as NASA? [closed]

Some months ago I came to know that NASA has the fastest internet on the planet (with obvious reasons). But, my point is not that • I want to know why we commoners can't have such speed in our ...
3
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1answer
77 views

Board to act as a hotspot and connect to Internet

Please excuse the very vague title, I had no idea how to condense my question into a title. Unit A - ESP32 Unit B - what I am looking for HOME_WIFI - The wifi network broadcasted within my home. ...
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1answer
37 views

How IoT device in my local network is controlled from other networks? [duplicate]

I have some WIFI bulb from Xiaomi/Philips. It is controlled using Mi Home app. I can control it (turn on/off) both when I am in the same network as the bulb or when I'm in a completely different place,...
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0answers
42 views

UL-certified WiFi Wall Switch

I'm looking for a UL-certified WiFi wall switch for programming network effects in Python. UL-certified Wall-mounted Mains-powered 2+ physical switches Python-programmable. I want to program some ...
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0answers
45 views

Mini weather station project not working

I have been trying to do this project for 2 weeks. The project is about mini weather station. It uses esp8266, DHT11 sensor,BMP180 sensor and FC 37 rain sensor. I have taken reference from the ...
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0answers
63 views

Is there any way to use scanner front panel to scan to linux?

I have a EPSON WF-3540 MFP. I want to use it to scan files directly to my NAS. As this device does not support scan to FTP or any other network share, I thought of using a lightweight linux device (e....
2
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2answers
63 views

How do I minimize cellular data usage for my embedded project?

I have an embedded project that is transferring data from the device to my server over a TLS cellular connection. The device needs to communicate with the server only when the sensor captures some ...
3
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1answer
95 views

Windows IOT cmd - Delete unplugged (hidden) Ethernet adapters

In Windows IOT - is there an option via command line to delete unplugged (hidden) Ethernet adapters? My issue is, when I am plug in an USB-TO-ETHERNET device adapter, it is have the name, lets say, "...
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0answers
24 views

eSIM - technology issue?

Let's consider a SmartWatch which has eSIM inside. If the carrier is not supporting it, is there a chance that I can activate it? Details: the SmartWatch in question is a Samsung one. My carrier is ...
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1answer
225 views

What are the advantages of NRF24L01 when compared to LORA module

i am designing an Iot project. In that project i want to transfer small bytes of information from one place to another place which is located more than 2kms away from previous location. therefore ...
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1answer
51 views

Way to connect to connected objects from outside without configure internet box [duplicate]

I don't really understand the way the things works: How connected plugs can be switch from an external device (not in the local framework)? I understand that a way is to configure personnal internet ...
0
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1answer
29 views

How to add the feature of adding wifi device or iot device in an app?

I created an application on dyo appypie platform . The platform doesnt have the feature to add any wifi or iot device . I am having conversation with developer team , cause its dyo platform they cant ...
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1answer
192 views

Connecting to a remote IoT device using a 4G dongle

I am building an IoT device that needs to be deployed at a remote location. There is no fixed line accessibility having me resort to a 3G/4G wifi dongle for connectivity. Are there any alternatives ...
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0answers
32 views

Which conferences and journals are notably trusted in the area of wireless sensor networks?

I am trying to get into the field of security concerning wireless sensor networks and found several good books and papers. But still this research topic is filled with fraud publications on ...
1
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1answer
47 views

how to network a receiver to a public server

My company use sensors on doors to track activity and access control on the doors for many sites throughout the UK. We need to log this activity by sending UDP packets from the sensor's receiver to ...
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0answers
106 views

Receiving Data from MacBAT 5 in python

I need to be able to communicate with a PLUM-EVC, MacBat 5 from a remote server using Python. I have been given parameters, IP and Port which are required to get the data from EVC. I am completely ...
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0answers
122 views

ESP8266 and MQTT not working with new router [closed]

Got a new router from the ISP and my ESP8266 NodeMCUs are causing problems, they need very long to connect to WiFi (3-4 mins), which wouldn't be that big of a problem, but they also don't connect to ...
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0answers
49 views

Access home security system through other network?

I'm looking to connect my phone to my building security cameras and gates. I've been using the same app I use on my wall-mounted tablet and managed to set all the settings correctly. The only problem ...
5
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3answers
601 views

Accessing IoT device from remote server using IP address

Is it possible to access an IoT device (which may be a HTTP REST Client or MQTT client) from remote web server over Internet and send text to that particular device (instead of broadcasting message ...
7
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4answers
4k views

Is it a good option to send images over LoRa network?

LoRa (Long Range) technology is one of the promising technology which offers long range communication with low power consumption. Therefore when building a device that can be deployed in a no ...
4
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2answers
56 views

WLAN Hotspot Internet sharing possibilities?

I figure this is the best place to ask. Many IOT devices need to be connected to a network, and sometimes require Internet access, but not 100% of the time. Usually it's fine to just connect them to ...
2
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0answers
35 views

Industrial programmable radio transceiver

(I hope this kind of questions are tolerated here. Otherwise, please say it in the comment and I will delete the question) I have to create a wireless network of over 200 devices, placed in the same ...
2
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1answer
2k views

What's the size in bytes of a single, TLS-encrypted MQTT message?

To determine the use of bandwidth usage, I need to know the exact size of a MQTT message sent from a device to a server. This message looks something like this: client.publish(topic="foo", payload="...
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1answer
62 views

Remote sensor cloud connection

i'm just starting out in Arduino, IoT etc; I was given the Elgoo Uno R3 Arduino starter kit at the weekend and i've been trying to soak it up. I would like to make a number of sensors for my van, ...
0
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1answer
140 views

Difference between Network, Communication, and Messaging protocol

My understanding is network protocols are BLE, Wifi, ZIgbee, etc. and messaging protocols are http, mqtt, etc. So my questions are: Is my understanding so far correct? Are network and communication ...
0
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1answer
1k views

MQTT Client behind router and Port forwarding for subscription of Client [closed]

I use MQTT (Mosquitto) and several ESP8266 for sensoring issues. I want that the clients also can "subsribe" to trigger actions on the clients. The MQTT Server is placed in a VLAN of my main router. ...
1
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1answer
80 views

CoAP protocol using californium java library

I am working with CoAP californium library using java and my problem is that I want to get the requested resource from client in the main function of server here .. public static void main(String[] ...
2
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1answer
45 views

Is Google home an IoT Device or a WSN base station?

They say Google home is an IoT device but it has the ability to control other devices like lights, Air conditioners, etc. (in smart homes) which is more like a base station in the Wireless sensor ...
1
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1answer
62 views

Does server running on local host constitute IoT? [closed]

I have created a network, using mobile hotspot (without internet connectivity), between microcontroller and pc.(intranetwork) The designed server right now works on the local host. Will this be ...
2
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2answers
361 views

Stream Raspberry Pi camera to Android/iOS over internet without port forwarding? [closed]

Problem : I want make live stream from my camera attached to Raspberry pi 3 b+, which is connected to home WiFi. Streaming should be over internet. So that any client like Android/ iOS can stream it ...
3
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1answer
57 views

Cellular Base station from ethernet

Does anyone know of any devices that can take an ethernet connection and turn it into 4g to act as a base station? I am trying to find a solution to test data connection for a significant amount of ...