[Q] Best Modem for users in roaming. - Galaxy S II Q&A, Help & Troubleshooting

Hello. This post will be changed depending on the needs of the topic.
So I use Bulgarian network sim card in Netherland that is in roaming with Vodafone network.
I buy SGS2 in Bulgaria. The phone came in Polish and is scored by Poland. Modem is KI4. whatever...
So what is the best modem for me? Bulgarian network mtel connected via Vodafone Netherland.
Yes, I understand that my answers to the most logical to have my data with users who have tested various modems.
But how to understand different types of modems specifications.
I understand that there may be no big difference in modems operating in roaming, but instances to me is that the phone works and only works in roaming.
I hope if you are constantly roaming as I to describe modems and networks that you are using.

Bendjamini said:
Hello. This post will be changed depending on the needs of the topic.
So I use Bulgarian network sim card in Netherland that is in roaming with Vodafone network.
I buy SGS2 in Bulgaria. The phone came in Polish and is scored by Poland. Modem is KI4. whatever...
So what is the best modem for me? Bulgarian network mtel connected via Vodafone Netherland.
Yes, I understand that my answers to the most logical to have my data with users who have tested various modems.
But how to understand different types of modems specifications.
I understand that there may be no big difference in modems operating in roaming, but instances to me is that the phone works and only works in roaming.
I hope if you are constantly roaming as I to describe modems and networks that you are using.
Click to expand...
Click to collapse
I dont really understand you, try adding a dutch version of what you want to say?

As always just try all the modems .
jje

Are there any criteria?
Phone does not use 3g, only wifi.
In all modems made ​​a call, how to know if there is palpable delay or otherwise.
And I suppose important is battery life. This test will take months until all test modems and I guess the difference is unlikely to be large which is why I want someone to explain the operation of any modem while roaming. What resources are used while roaming.

Related

3g sim on xda11 sim working

I am on a 3g contract and only use it for phone calls, I do not use the 3g stuff(directley as I know of) Is it possible to transfer my IMEI number to the XDA11 and will it work on the 3G network. I can then use the XDA11 and not have to carry two phones, well more like bricks but good stuff.
IMEI is harcoded into a phone and cant be changed in most cases not to mention it being illegal
if 3's sim were compatible which the newer ones are not you could use it in the xda phone though unless 3 have some odd IMEI locking on their networks
Thank you for your reply rudgear
Thank you for your reply rudgear, If it was possible could it work. Changing IMEI is legal in the uk, but not in some countries.
Re: Thank you for your reply rudgear
m01y1i00 said:
Thank you for your reply rudgear, If it was possible could it work. Changing IMEI is legal in the uk, but not in some countries.
Click to expand...
Click to collapse
YES !!! youre right.... so far I know in Indonesia almost everybody can change imei ...
Hi , I don't konw about the IMEI , but I know that you can use the 3G sim card with 2G phone if the provider use another network for roaming , in this case you will use the roaming one always and you will lose the benfits of 3G.
The only reason I have a 3g phone from three is the cheap calls/conrtact I don't want the 3g stuff, it's to expensive at the moment. I think 3g link up with O2 if there is no signal on thier network. :idea: maybe it,s possible to stay on the O2 network with a 2G phone?
indra 9110
I have read http://wiki.xda-developers.com, this did not help, I bought a serial cable and used that with a full reset and the xda malipulator, that did not work or the xda2unlock.
the xda manipulator only work with walaby xda1 devices and some say only with some radio stacks
as far as i know you cant change the imei it's hardcoded in a chip or something and cant be altered could be wrong though but i've never heard about anybody doing it
Currently I use 3G sim card with 2G phone and it work fine but in roaming mode because the 3G company has contract with another company to serve there customers where is no 3G coverage ... however my brother signed new contract with 3G and they give him sim card but in diffrent color , The new sim card doesn't work in my phone which mean the company changed something in the new sim cards .
note : I have to use manual network in my phone then I chose the other tel co. .
Regards

Galaxy S2 and Virgin UK

Hi everyone
I'm new here and I have Galaxy S2 on Virgin UK network. I would like to ask S2 owners or anyone who can help me about advice. I spent hours in many forums and I still can't truly get what is wrong with my phone.
The problem occurs when my phone is working in automode (gsm/wcdma). When I get to place without proper 3G network coverage my galaxy s2 goes in to 2G and never comes back from it to 3G (in automode). When I want to come back to 3G I have to reboot my phone or toggle it manually to WCDMA only for a second and switch it back to automode. Whenever I do it I'll have 3G (or H) to the next time when I'll go to the place without 3G coverage.
Is there anyone who owning galaxy s2 on Virgin UK with working 2G - 3G switching in automode (gsm/wcdma). Anyone even in other UK networks or it's just normal behavior for galaxy s2? I know at least 2 people who have the same problem with S2 and Virgin.
I've tried many different roms and a lot of modems too (even orange UK, 3UK, T-mobile UK stock modems), Juice Defender beta, other software switchers and wigets.
Help, please
Not on virgin, but a UK user on 02. Never experienced the issues you are describing, so it seems network specific.
Thanks mate. I need all your opinions before I'll complain to the Virgin.
Possible its the masts you are picking up from .
SGS2 and 1 bothy worked fine on Virgin for me >> have you entered the correct settings from the web site .
CSC for Virgin i always used the CPW carphone warehouse one as some UK csc do not have Virgin settings .Virgin of course runs on the TMobile network .
MASTS
http://www.sitefinder.ofcom.org.uk/search
I've tried many different roms and a lot of modems too (even orange UK, 3UK, T-mobile UK stock modems)
That will of course have invalidated your warranty from Virgin .You need to restore if sending the phone back .
jje
JJEgan said:
That will of course have invalidated your warranty from Virgin .You need to restore if sending the phone back .
jje
Click to expand...
Click to collapse
Of course. I came back to stock firmware 2.3.4 last night anyway.
Thanks I'm going to check CPW carphone warehouse. Settings are from Virgin website and I'm picking up signal in BT4 1QF area now.
EDIT:
Well
I flashed GT-I9100_CPW_I9100XWKF3_I9100XXKE7_I9100CPWKD1 - CPW carphone warehouse with factory restet before of course.
Phone started in 3G obediently. I switched from automode to gsm (what occurs when I'm in place without 3G) and I switch it back to automode again to check whether in goes in automode from 2G to 3G or not. It was last time when I saw 3G icon on the screen. No luck. Still doesn't work. Absolutly the same.
I've heard similar stories on other threads, It may be coincidence, but Virgin runs on the T-Mobile network, and they have just recently started sharing their 3G network with Orange.
There may be some hiccups in the switch over, that's affecting Virgin.
I could be totally wrong, but the dates coincide with the similar Data issues that I have seen discusssed on other threads.
I would call Customer service personally.
Regards and good luck.
I just finished my conversation with customer service. They said that It can happen in places where 3G signal is weak and 2G strong. If there is strong 3G signal switching should work. It should but it doesn't. Thats what I known now. But I'm afraid I knew it before already . They said I can try to replace sim card or mobile.
buzzboy said:
I've heard similar stories on other threads, It may be coincidence, but Virgin runs on the T-Mobile network, and they have just recently started sharing their 3G network with Orange.
There may be some hiccups in the switch over, that's affecting Virgin.
I could be totally wrong, but the dates coincide with the similar Data issues that I have seen discusssed on other threads.
I would call Customer service personally.
Regards and good luck.
Click to expand...
Click to collapse
I've noticed this a bit with my galaxy S2 and its quite annoying, i used to get the T-Mobile network all the time which provided me with 3G quite often but for some reason the switch has left my phone connected to the orange mast with no 3G. I might ring up as well.
arj154 said:
I've noticed this a bit with my galaxy S2 and its quite annoying, i used to get the T-Mobile network all the time which provided me with 3G quite often but for some reason the switch has left my phone connected to the orange mast with no 3G. I might ring up as well.
Click to expand...
Click to collapse
I upgraded another device with Orange last week, and they provided a new SIM card. I'm wondering if that's due to the switch.
Good luck.
Regards
I'll try to replace sim next week
Not seen this problem (for me) on my SGS2
SGS2-XXKL1-Hyperoid 5.2.21/Siyah-2.6.7 - Virgin UK.
Although my Virgin Blackberry has the very same problem? time for a customer service call...
Well I sorted out my problem pernamently and I now what is going on. This is network problem. Go to your network settings and change your network from Virgin to virgin I spent 1,5 hour speaking to Virgin support and they couldn't help me. The didn't know. They told me that virgin with small v it's orange in fact but we can use this network that's why it is also named virgin.
Regards
Check your connectivity with calls. My wife is with Virgin but can't get signal at work or home. Their signal on data is only the second usage of T-mobile which is not the best.
Sent from my GT-I9100 using XDA App
Looks like this new EE network is now T-Mobile and Orange. What are Virgin using to do their data?

[Q] Different modems - flying worldwide

Not long ago I flew from Oslo to Moscow and my phone had one of the latest GB-ROMs. In Oslo my phone worked like it should, but when I landed in Moscow I couldn't get any connection. Fortunetly I had several modem files on my phone and I flashed one of them and got connection.
This time with an ICS-rom (LP2) which is Russian I have no problems in Norway nor Russia.
How can we know if our phones with the installed modem version will work when we are travelling Wordwide? For us with rooted phone we can stack a bunch om modem files when we are travelling but for those who haven't rooted they will have a problem.
I can't beleive it should be like this. Or maybe my experience was out of the ordinary and a one time case?
You can't know for certain, apart from other users' experience with using various modems with different networks (or your own). Different modems work better with different networks sometimes. Fact of life.
If you've got a rooted phone, keep your modem collection on your SD card so you can flash them with CWM when you travel.
People without rooted phones, bad luck. They can talk to their carrier about poor reception or data speeds. Us who like to mess around with our phones can do something about it (try different modems).
SGS2 is no different to any other phone, some networks & in some areas you're going to have problems with reception/data.

3UK, 3 Ireland, Three Network CSC and modem Problems

I'm creating this thread for anyone running on a 3HG network. There seems to be problems with custom firmware not being able to differentiate between the 2G and 3G networks.
I'll explain. I'm currently using a custom ROM and very happy, however, the stock rom seems to have some built in special features to detect the 2g and 3g portion of the 3 network separately and ban roaming unto other networks. (For example, O2, vodefone etc say (not allowed) next to them when searching with stock rom.) I know 3 does not run their own 2g network and the 2G portion is "roaming" onto vodefone without charge. Even though the phone detects the 2G portion as "3", whenever you connect to it the phone goes into Roaming mode. However the stock rom default is to "Allow National Roaming" (An option not present in my custom rom) and the stock rom then bans other networks besides 3 so that you can't accumulate massive data charges.)
I assumed that this feature was built into the .csc portion of the stock ROM. However, this is not the case.
I was able to download the csc portion of my rom from androidfirmware.net.
Unfortunately, I did not solve me problem. I'm on 3 Ireland. My stock rom can breakdown the network information into two networks:
3 (3g)
3 (2g)
It then selects the best one based on signal.
Unfortunately, myl custom rom (omega 13.1) just see two networks named as:
3
3
It doesn't switch back to 3g ever. It's a shame, I thought flashing the csc and modem from stock rom would fix this but it doesn't. I might have to always run stock firmware.
On another note, for those interested in modem files, regardless of which 3 Network you are on, you MUST run either NELF1 or NELE modem on your rom. I have extensively tested all modems and 3UK/IE are setup to specifically work best with these two modems. The download speeds are very fast, but more importantly they are consistent. I was able to obtain better speeds with some other modems but it would stall and hang and drop. These speed bursts did not make it faster overall. My signal was about 1/3 of the 3uk modems with all other tested modems. If you flash any custom rom you will notice a vast improvement in battery life, signal and consistency using one of the above modems
This is the direct link to the .cwm flashable modem..
https://content.wuala.com/contents/...CWM/modem_CWM_I9300NELE4.zip?key=n0KVwtIMZPE8
(older) NELE4
https://content.wuala.com/contents/...CWM/modem_CWM_I9300NELF1.zip?key=n0KVwtIMZPE8
(newest) NELF1
I have not tested between the two, I tried the latest version NELF1 and was blown away by the difference so just kept it. Cheers!
Any help with the above network differentiation problem would be appreciated. Feel free to post your thoughts or comments or suggestions.
Thanks.
Its well known that the NE modem range are better and even better than stock for some on non 3 networks
First general release was. 3 Ireland
Firmware info: PDA: XXALE8 | Phone: NELE4 | CSC: 3IEALE3
UK 3
Firmware info: PDA: XXALE8 | Phone: NELE4 | CSC: H3GALE4
Same modem different CSC
jje
I run every sort of Rom on my phone and never have those problems.
Using XXDLH9 modem now and pulling 6mbps down and 2-3mbps up and I live in the country, haven't used NELE4 since the day I got the phone.
Also in regards to the roaming and the massive charges, you won't incur any charges when you roam in Ireland, it will use Vodafone and that's it, even then they only let you use 2g data too and that's not charged either.
You must get poor signal where you are seeing as it keeps dropping back to 2g, try going into settings > more settings > mobile networks > network mode and changing it to wcdma only wait a few minutes and see how you get on.
To add to that: as far as I know NELE4 and NELF1 won't work on new firmwares. Voice calls get messed up, you can't hear them or they can't hear you.
Sent from my GT-I9300 using xda premium
Hi there, I have exactly same problem with I9300 and Three Ireland, did you find a solution ???
I have two Three simcards and problem is only with one of them, I even replaced this simcard for another one but with no luck
any help?
thank you
doodio said:
I'm creating this thread for anyone running on a 3HG network. There seems to be problems with custom firmware not being able to differentiate between the 2G and 3G networks.
I'll explain. I'm currently using a custom ROM and very happy, however, the stock rom seems to have some built in special features to detect the 2g and 3g portion of the 3 network separately and ban roaming unto other networks. (For example, O2, vodefone etc say (not allowed) next to them when searching with stock rom.) I know 3 does not run their own 2g network and the 2G portion is "roaming" onto vodefone without charge. Even though the phone detects the 2G portion as "3", whenever you connect to it the phone goes into Roaming mode. However the stock rom default is to "Allow National Roaming" (An option not present in my custom rom) and the stock rom then bans other networks besides 3 so that you can't accumulate massive data charges.)
I assumed that this feature was built into the .csc portion of the stock ROM. However, this is not the case.
I was able to download the csc portion of my rom from androidfirmware.net.
Unfortunately, I did not solve me problem. I'm on 3 Ireland. My stock rom can breakdown the network information into two networks:
3 (3g)
3 (2g)
It then selects the best one based on signal.
Unfortunately, myl custom rom (omega 13.1) just see two networks named as:
3
3
It doesn't switch back to 3g ever. It's a shame, I thought flashing the csc and modem from stock rom would fix this but it doesn't. I might have to always run stock firmware.
On another note, for those interested in modem files, regardless of which 3 Network you are on, you MUST run either NELF1 or NELE modem on your rom. I have extensively tested all modems and 3UK/IE are setup to specifically work best with these two modems. The download speeds are very fast, but more importantly they are consistent. I was able to obtain better speeds with some other modems but it would stall and hang and drop. These speed bursts did not make it faster overall. My signal was about 1/3 of the 3uk modems with all other tested modems. If you flash any custom rom you will notice a vast improvement in battery life, signal and consistency using one of the above modems
This is the direct link to the .cwm flashable modem..
https://content.wuala.com/contents/...CWM/modem_CWM_I9300NELE4.zip?key=n0KVwtIMZPE8
(older) NELE4
https://content.wuala.com/contents/...CWM/modem_CWM_I9300NELF1.zip?key=n0KVwtIMZPE8
(newest) NELF1
I have not tested between the two, I tried the latest version NELF1 and was blown away by the difference so just kept it. Cheers!
Any help with the above network differentiation problem would be appreciated. Feel free to post your thoughts or comments or suggestions.
Thanks.
Click to expand...
Click to collapse
Obecny said:
Hi there, I have exactly same problem with I9300 and Three Ireland, did you find a solution ???
I have two Three simcards and problem is only with one of them, I even replaced this simcard for another one but with no luck
any help?
thank you
Click to expand...
Click to collapse
Hey lads,
Did anyone ever find a solution to this problem. I'm on three ireland. I've an old galaxy s young with always stays on H/H+ and never drops to egde no matter where you are where as my new S4 consistently drops to edge over H when coverage is low.. is there any solution to this problem? I've flashed on the three firmware from sammobile but it's no fix!
Eoghan.
I'd also like to find out if a solution was found for this? Does anyone know how to go about modifying modems or something along those lines that could solve the issue?

Galaxy s2 poor signal indoor.

Hi i have an Samsung Galaxy s2 and it has verry poor signal,if i go inside house i get no signal at all,only outside i have signal but is not full.Anyone can help me?
Are you sure your network provider provides good coverage in area? If yes, you can try flashing a different modem.
That's normal for any phone/dependent on what spectrum (frequencies) & equipment the carrier uses. I'm in the same situation at home in particular.
Its normal when i enter a building to get no service?
Sometimes. Depends on the building, depends on the topography of the area, depends on the frequencies your carrier is using, depends on the equipment your carrier is using in nearby cells (this can vary widely from area to area even with the same carrier).
Have you modded the phone at all - flashed custom roms/kernels/etc, specifically have you flashed different modems or RIL's ? If you're running the modem that was on the phone when you bought it (or a modem that came bundled with a stock rom released by your carrier if you've done OTA updates), it's either:-
A) One of those carrier-side issues or
B) A hardware problem.
And as Banjara said, the only thing you can do about A (the solution to B is obvious, take it to a mobile repair shop or Samsung service centre) is to try flashing different modems to see if that improves things. If you're already running a modem bundled with a stock rom released by your carrier however, trying modems released with stock roms released by other carriers/in other countries is unlikely to improve things much (if at all) for a very simple reason.
Modems bundled with stock roms released by your carrier have been (one would assume this is the case with all carriers at any rate) tested so they work for most people on your carrier's network most of the time. If you're getting poor connectivity with one of those, switching to a modem meant for another carrier's network probably won't make any difference.
So...Where you go from here depends on your answer to the question I posed in para 2.
Also imei is a generic one.
You didn't answer my question (IMEI's don't disappear all of a sudden on their own for no reason), so I'm going to leave it to other people to attempt to help you here. Nothing personal, but I have no desire to play 20 questions with you/'pull teeth' in order to get the info I need to help you.
Wait until someone else decides to help you.
MistahBungle said:
Sometimes. Depends on the building, depends on the topography of the area, depends on the frequencies your carrier is using, depends on the equipment your carrier is using in nearby cells (this can vary widely from area to area even with the same carrier).
Have you modded the phone at all - flashed custom roms/kernels/etc, specifically have you flashed different modems or RIL's ? If you're running the modem that was on the phone when you bought it (or a modem that came bundled with a stock rom released by your carrier if you've done OTA updates), it's either:-
A) One of those carrier-side issues or
B) A hardware problem.
And as Banjara said, the only thing you can do about A (the solution to B is obvious, take it to a mobile repair shop or Samsung service centre) is to try flashing different modems to see if that improves things. If you're already running a modem bundled with a stock rom released by your carrier however, trying modems released with stock roms released by other carriers/in other countries is unlikely to improve things much (if at all) for a very simple reason.
Modems bundled with stock roms released by your carrier have been (one would assume this is the case with all carriers at any rate) tested so they work for most people on your carrier's network most of the time. If you're getting poor connectivity with one of those, switching to a modem meant for another carrier's network probably won't make any difference.
So...Where you go from here depends on your answer to the question I posed in para 2.
Click to expand...
Click to collapse
Didin't flash any roms,or modified the phone,its a second hand unit i bought from a guy.

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