Top "Modem" questions

A device that can modulate (convert analog signal to digital) and demodulate (convert digital signal to analog)

Receive SMS through GSM modem

I saw that similar topics were posted on this forum, but I simply don't understand how to send AT commands …

c# gsm modem
AT command to identify connection type

I wrote software to identify and control different modems using AT commands. Everything works fine, but I'd like to know …

at-command modem
Sending modem AT command and parsing result

I would like to send AT command to my modem by using shell script and parse the result in order …

linux bash shell at-command modem
Communicating serial port on windows with php

I'm working with an application which connects to Huawei 3G Modem using COM ports in php. Here is my code: &…

windows serial-port gsm modem
How to communicate with USB 3G modem?

I have a D-Link DWM-156 3G USB modem that I want to send AT-commands to from my application (C# .NET 4.0 …

c# windows usb serial-port modem
Automating serial port communication on Linux

I have a linux server (Red Hat 4) with one serial port connection to an embedded linux device, and another serial …

linux automated-tests serial-port modem
Why I am not able to receive sms using AT commands?

I want to send / receive sms using AT commands from my computer to my mobile phone. I connected my phone …

sms command modem gsm at-command
Open com port in php

I have a usb 3G modem Huawei E1550 and Windows XP. I want to send sms with this modem trhow …

php serial-port usb modem
Voice commands for Huawei GSM/UMTS usb dongles?

I am trying to find out how to use voice functions with a HUAWEI E173 dongle in linux. My dongle …

usb voice gsm modem dongle
ModemManager: mmcli get signal strength

I am unable to retrieve the signal strength on a Sierre Wireless MC7304. Also sending an AT command via mmcli …

linux networking modem 4g wwan