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.

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2answers
10k views

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'...
5
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2answers
2k views

Sending and receiving fax via GSM Network in Linux [closed]

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?
4
votes
2answers
4k views

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 ...
3
votes
1answer
3k views

SIM Card emulator devices and applications to do everything a cell phone can [closed]

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 ...
2
votes
2answers
374 views

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 ...
2
votes
1answer
1k views

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 ...
1
vote
1answer
147 views

How can I make USSD call from laptop?

Don't know if I'm in the right place...Is is possible to create a software that will use a laptop (a real one, not a hybrid pc) to place ussd quries ? I saw stuff about GSM modem but don't know... ...
1
vote
1answer
662 views

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 ...
1
vote
2answers
782 views

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) ...
1
vote
1answer
88 views

Connect two analog modems across gsm carrier

I have a cisco router, and I need an emergency backdoor to it from a remote site in case the internet connection is down (for any reason). I've connected a good old analog modem to cisco console port ...
1
vote
0answers
76 views

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 ...
1
vote
0answers
55 views

does CDMA/lte phone support GSM? [closed]

I have a CDMA/LTE phone with LTE sim slot(LG LS770 Sprint). And I want to make sure if this phone can support GSM sim or not!
1
vote
0answers
504 views

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:DocumentationWhen I try:root@kali:~# kal -s GSM900 -vNo supported devices found.In this page there some AT commands may be ...
1
vote
1answer
1k views

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 ...
0
votes
3answers
2k views

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, ...

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