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Questions tagged [3g]

For questions about 3G mobile networking and communications standards and their implementations.

535 questions
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How to programmatically get whether iPhone uses 3G, 4G or GPRS connection? Is there a way to enable & disable 3G connection programmatically?

I wanted to know the way to decide whether my device is on 3G or GPRS/4G network. Especially whether it uses 3G connection or not? Is there any way to do it programmatically? Also, I wanted to enable and disable 3G programmatically? It will be fine…
Tanu
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3G connection not working from Android emulator 2.2

Am Using Android emulator 2.2. 3G connection not working from emulator 2.2 and sometimes working in 1.6. my friends are working with these two emulator in their systems fine. What is the problem. Why it is not connected for me?
Androider
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Checking blackberry network type

I'm trying to check the cellular network type of a blackberry. What I would like to retrieve is the type that is displayed in the top right of my screen. So,2G, 3G, Edge or SOS (in emergencies). Currently the closest I have got is using the function…
Demonofloom
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How to detect wheter running on 3G or Wi-Fi on iPhone?

Some lines of code? Any experience?
Geri Borbás
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weird behaviour parsing HTML-source-code (WLan vs. mobile Internet (3G))

I have a curious problem, respectively a weird effect of using my self-programmed android App. My app reads out the HTML-source-code of a website and parse it for my desired information. And it work... oh well, not really consistent. Scenario 1: I…
Julian
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Call Detail Records (CDR) specifications

My question is about CDR (Call detail Records). I want to know more about that. I searched a lot (in Google and other sites) but unfortunately there is few reference and i couldn't find answere of my questions in none of them (Please share any…
yasz5712
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Get source url of script tag in Javascript on the iPhone over 3G

I have a javascript widget that is embedded on third party websites. It needs to load other resources (CSS, flash, etc) relative to itself (rather than relative to the page it is hosted on). To do this I have been looping through all the script tags…
Karl
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Why would a video play fine on a 3G iOS device but not on a 2G?

I've had a contractor compress a video to be used in an app we're developing and while the video plays just fine on a 3G device, artifacts appear when watched on a 2G device. Why would this be? The 2G device is a 3.1.3 version.
Noah
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Listen/register 2G 3G change on android

I know how know network type with : TelephonyManager telManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE); int network_type = telManager.getNetworkType(); But I want to register when the phone switch into 2G to 3G or…
jaumard
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first iphone app crashing for unknown reason

hi my app is crashing for no reason, it works very well on simulator however on IPhone 3g it crashes often. please help! below is the crash log from organizer window. Incident Identifier: FE1D3406-8138-48E7-A107-62CA8346196F CrashReporter Key: …
likki
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Adding randomized value to CCA Validity-Time in order to reduce reporting storm to PCEF

As per RFC 4006, Validity-Time is used to indicate to the credit-control client how long the subscriber is allowed to use network resources before a new intermediate interrogation is sent to the server. the server is an online charging system , the…
spakai
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How to enable 3G or DataConnection?

Actually I want to enable data connection when I enter wrong password on android phone. I used a ConnectivityManager but it is not working fine. Here is source code for which I used. ConnectivityManager dataManager; dataManager …
Wahab Raja
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HTTPS request from Android mobile gets failure from 3G and 4G network but works fine in 2G network

We are trying to make a https request from Android mobile application using volley library, but we are getting the following error com.android.volley.NoConnectionError: javax.net.ssl.SSLProtocolException: Read error: ssl=0xdf35c180: Failure in SSL…
Shan
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Android HttpURLConnection is not working on 3G but works on WiFi

My application sends data to server and get data from it. The application successfully executes on WiFi, but it fails on 3G. Its exception is network problem and sometimes server timeout. It does not give response code when I try to log it. The…
Jote
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SIM5216 Command AT+CHTTPSSEND

I'm trying to receive data from a website using Arduino and Sim5216 3g board. The AT+CHTTPSSEND requires the following information (Taken from the example in the SIM5216 manual) "AT+CMMSSEND=88" ">GET / HTTP/1.1 "…
j w Russell
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