Questions tagged [gsm]

Global System for Mobile Communications (GSM: originally Groupe Special Mobile) is a mobile technology and the most popular standard for mobile phones in the world.

33 questions
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Place calls from Windows (7) using a SIM-card

So, I have a built-in Globetrotter SIM module in my netbook that allows me to access the internet over 3G. The software that comes with it also allows me to send and receive text messages. However, I'd like to be able to make calls with it over the…
Pylsa
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Sending and receiving fax via GSM Network in Linux

How can I send and receive faxes in Ubuntu using a GSM Network? Which hardware would you suggest? Which fax client? Would this work easily or is it complicated?
Alex
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SIM Card emulator devices and applications to do everything a cell phone can

I'm just a bit curious to know ( and would love to try ) if it's possible to use computer as a cell phone. To achieve this, one would probably need a way to interact with a SIM card. And perhaps a radio receiver/transmitter. Is this possible? Are…
kapeels
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Can I use the voice & SMS features of my GSM SIM through my laptop?

My laptop (a Lenovo T410s) has an internal GSM modem (device manager calls it a Qualcomm Gobi 2000 HS-USB Modem 9205) that I'm currently using a regular (voice, data, text, etc) 3G SIM in. The data functionality works great through the Lenovo…
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NetworkManager fails to start gsm connection

I am trying to configure a gsm modem connection in linux using NetworkManager. The details of the modem are as follows: # mmcli -m 0 /org/freedesktop/ModemManager1/Modem/0 (device id 'f45005b4e117e9572228e3e57af4ead9cc620063') …
ralfe
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Linux, GSM, nmcli - working with two GSM Modems and connections

I have a following situation. I have two USB modems (one Huwawei LTE modem, one ZTE 3G modem) with two different SIM cards from two different providers (orange and play to be specific). Using Network Manager I want to create two connections and bind…
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1 answer

How can I get my Huawei E220 modem to work on this network?

I recently purchased a Huawei E220 modem, which was branded by PhoneCompanyA, and I wish to use it on PhoneCompanyB's network using a SIM card from PhoneCompanyB. PhoneCompanyB's 3G network uses the 850MHz and 2100MHz bands, both of which this modem…
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1 answer

How can I improve outdoor GSM antenna for 3g internet?

I'm in a remote spot. Internet is ok, but the eternal tweaker wants more. I'm looking at antennas, and noticed there is some differences between them, e.g +23db gain, or +11db gain. I'm assuming we were given about the cheapest antenna possible,…
Bob
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How do I add support for a yet-unsupported WWAN device to OS X?

The big goal of mine is to make my OS X machine support my Huawei E1550 dongle without installing any 3rd party driver. The fact is, that AppleWWANSupport*.kext and the whole WWAN infrastructure is one of the sloppiest pieces of code ever authored…
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Is it possible for USB HSDPA modems to receive MMS messages?

I'm using a Huawei E220 USB modem to send and receive SMS messages. I have it plugged into my Ubuntu laptop and am using Gammu to manage it. However this modem I think only works with SMS (text) messages. Are there any HSDPA/GSM/GPRS modems that can…
r2b2
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Determining the cause of dropping TCP connections

So there's a service listening on a port and there's a client connecting to it (TCP protocol). The client and the server try to "ping" each other from time to time. For example, this is the client pinging the server: 00:34:04.343401 IP…
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How make kalibrate-rtl and rtlsdr-scanner work with my modem?

The modem is a d-link hsupa 3.75g dwm-156 . Documentation is here: Documentation When I try: root@kali:~# kal -s GSM900 -v No supported devices found. In this page there some AT commands may be useful AT Commands In the documentation says it…
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PPP hangs up after authentication

I am working on an Ubuntu 12.04 machine and could use some assistance to establish a ppp connection with my ISP via a Telit HE910 mPCIe module. ppp config: # pppd launch configuration used by pon(1) and poff(1). # See the manual page pppd(8) for…
onizo
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1 answer

Convert GSM audio file to G.729

How can I convert GSM sound files to G.729 format? I've used Sox in the past for transcoding sound files, but have not been able to find a way to transcode to G.729. Using Sox, I have found a way to convert GSM to WAV.
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Is is possible to use a mobile phone as a usb modem?

Is it possible to use the data allowance of a phone contract on a laptop? At the moment, I have a usb dongle which I use when I need to use my laptop away from home. Instead of using this dongle, can I make my phone act as a dongle?
oshirowanen
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