lt28at - 3g not working - Sony Xperia S, Acro S, Ion

hi guys,
just got an xperia ion lt28at , 3g is not working on att, added the wap.cingular apn but i do not get a radio button besides it to enable it.
att pta apn is the only one enabled, i am on ics.
any help would be appreciated.
Thanks.

The PTA apn is the only one you should have in there. Did you get the phone from at&t or where did you get it from?
Sent from my Sony Xperia™ ion

bought it from another xda member, it's the at&t version of ion, just updated to ICS.

just factory reset the phone, went to add a new apn with the defualt one not enabled, and when i added default att hspa settings to new apn, i did see 4g in the notification bar but as soon as i saved the new apn it was gone and I can't enable the newly added apn.

munchy_cool said:
just factory reset the phone, went to add a new apn with the defualt one not enabled, and when i added default att hspa settings to new apn, i did see 4g in the notification bar but as soon as i saved the new apn it was gone and I can't enable the newly added apn.
Click to expand...
Click to collapse
If you factory reset it or flash the stock at&t ics and have an at&t sim in the phone you do not need to input any apn as it will download the settings for you.
Now if you did not have a LTE plan before getting the ion you will need AT&T to change your data plan to an LTE one. This does not cost anything extra and will not change anything other than allow you to use LTE. Even if you won't be using LTE in your area you need the LTE plan.
Sent from my Sony Xperia™ ion

Thanks for the information dude ..
sent from my limited edition red Gnex

just called at&t and they activated the phone on my account after asking the IMEI and data is up and running now .....

What if your on a prepaid plan and your unable to get the lte data , say like you have a go phone and use the sim you have in the att ion , is there a apn that acutually work's , I have the att ion and can't send picture 's , and have the apn set to wap.cingular and still no send pic's , have tried multiple apn's with no success can send text but just can't get the data to activate

norman68 said:
What if your on a prepaid plan and your unable to get the lte data , say like you have a go phone and use the sim you have in the att ion , is there a apn that acutually work's , I have the att ion and can't send picture 's , and have the apn set to wap.cingular and still no send pic's , have tried multiple apn's with no success can send text but just can't get the data to activate
Click to expand...
Click to collapse
post a couple screenshots of what apn you are using.
Sent from my Sony Xperia™ TL

Screenshot's
Here are some screenshot's of my current APN , just can't get Pic's to send from my phone , still looking for a fully functional APN

I used the apn from a Motorola atrix 4G
Sent from my LT28at using xda app-developers app

norman68 said:
Here are some screenshot's of my current APN , just can't get Pic's to send from my phone , still looking for a fully functional APN
Click to expand...
Click to collapse
That looks right. Might be an issue where you need an LTE enabled plan. I know when I had the Lumia 900 I couldn't do data till I got the LTE plan on my account even though I wasnt iin an LTE area.
Sent from my Sony Xperia™ TL

yeah , it send's pic's but take's awhile , I been planning on going back with a contract plan , so when I do it will more than likely correct that problem , lol , but i got this one to root but when i did the ICS update it locked the phone, So I can't root it . Waiting on a thread to come up so I can root it , this phone has truly been a challange , lol

norman68 said:
yeah , it send's pic's but take's awhile , I been planning on going back with a contract plan , so when I do it will more than likely correct that problem , lol , but i got this one to root but when i did the ICS update it locked the phone, So I can't root it . Waiting on a thread to come up so I can root it , this phone has truly been a challange , lol
Click to expand...
Click to collapse
The LT28at is easy to root. Just use bin4ry's .bat file after manually installing the backup & restore app

Ok Update on my data issue's , I flashed the generic international firmware to my Xperia Ion the Lt28h , and doing so I was able to enter all four APN's from a Motorola Atrix 4G.
Once I entered the APN's it showed my data working and now I am working on non LTE data , all four APN's I used are entered below , thank's guy's for all the help.
Name: AT&T US
APN: wap.cingular
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
Name: AT&T US HSDPA
APN: phone
Proxy: <not set>
Port: <not set>
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
Name: AT&T US Tether
APN: broadband
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: tether
Name: AT&T US MMS
APN: wap.cingular
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: http://mmsc.cingular.com
MMS Proxy: wireless.cingular.com
MMS Port: 80
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: mms

Related

UK APN Settings

Hello folks,
I am unable to get a data connection to T-Mobile on my Desire (Unlocked CPW, possibly pre-release firmware edition) and would really appreciate someone with a T-Mobile supplied & branded Desire posting the APN settings that work for them.
My phone is set up by default as follows (there is a second APN configured for Picture Message, which I am yet to try):
Name: T-Mobile Internet
APN: general.t-mobile.uk
Proxy: <Not set>
Port: <Not set>
Username: <Not set>
Password: <Not set>
Server: <Not set>
MMSC: <Not set>
MMS port: : <Not set>
MMS protocol: WAP 2.0
MCC: 234
MNC: 30
Authentication type: <Not set>
APN type: default
Thanks,
Edd.
You can get internet settings automatically by going to T-Mobile's website then "help and support" tab then "software and settings". Type your mobile number in choose desire then click GO!
Thanks for your helpful suggestion, but I have already been there and it tells me the following:
The number you have entered is invalid. Please re-enter.
Great, huh? That's why I'd like to know exactly what settings are going out on their own versions of the phone.
Edd.
Hi Edd, I have pretty much the same settings
under username and password use the following:
username: user
password: pass
I have user/pass working on mine and had these settings working on a Nokia N97 over the past year with the Web n Walk and Mobile Broadband plus booster.
UPDATE: Sorted now.
I just phoned T-Mobile to give them my PAC code (which arrived an hour ago), and it turned out that either they or CPW had not set up my account. By the end of the call, I had a 3G or H icon and everything working fine.
Thanks for your replies.
Edd.

[Q] MMS Receive Fail From iPhone Users

Hello again XDA,
I seem to be unable to receive MMS messages from iPhone users but experience no issue when other T-989 users (Girlfriend) send me MMS messages. I only mention iPhone users as the only people who have iPhones have tried sending me MMS and they always hang and never download. I can't confirm this happens with any other model phone. Are any of you NexusMOD users experiencing this issue ? Any suggestions would be great.
Thank You,
Sent from my SAMSUNG-SGH-T989 using xda premium
check your APN settings. But ICS build has some draw back like this since they port from AT&T
shankar10, where can i find APN information? i'm having the same issue as the OP. for me though its AT&T as well as iPhones
gerbilunit said:
shankar10, where can i find APN information? i'm having the same issue as the OP. for me though its AT&T as well as iPhones
Click to expand...
Click to collapse
Goto Settings --- More --- Mobile Networks --- Access Point Names
Then verify you have the following
Name: T-Mobile
APN: epc.tmobile.com
Proxy: <Not set>
Port: <Not set>
Username: <Not set>
Password: <Not set>
Server: <Not set>
MMSC: http://mms.msg.eng.t-mobile.com/mms/wapenc
MMS proxy: <Not set>
MMS port: <Not set>
MMS protocol: WAP 2.0
MCC: 310
MNC: 260
Authentication type: <Not set>
APN type: <Not Set> OR Internet+MMS (depending on software version)

AT&T GS3 Force 3G = Signal loss

As the title implies, I have forced 3G mode on my AT&T GS3 in an attempt to save battery life. At this point, I'm just testing to see how much better it is with LTE off. So far, the results have been pretty promising.
I used this APN to do it:
Name: AT&T US
APN: wap.cingular
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
However, I noticed that I now occasionally lose signal in strong signal areas. The signal will just drop off for a bit, then come back. It's similar to how the Nexus GSM model was periodically losing signal. I have installed the "No Signal" app to track the occurrences and they seem pretty regular. I also removed the proxy setting from the above APN and the results are the same.
Trying the HSPA+ APN (below) results in the phone defaulting to LTE anyway. Anyone have another APN I can try, or any insight as to why this is happening? I'm aware that I could just go back to LTE, but I get pretty fast HSPA internet where I live and I'd rather have the battery life.
Name: AT&T US HSDPA
APN: phone
Proxy: <not set>
Port: <not set>
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
do you even use search button?
http://forum.xda-developers.com/showthread.php?t=1753967
bravomail said:
do you even use search button?
http://forum.xda-developers.com/showthread.php?t=1753967
Click to expand...
Click to collapse
I do, actually, but thanks for asking anyway.
I appreciate your attempt to get a good force 3G operation working.
After trying your APN, I noticed that it was just staying on H+.
I tried the other link posted in this thread and it seems to work better in my location (New Jersey), although it still switches between H and H+.
Although I appreciate bravomail for posting the link, I don't think the derogatory comment was necessary.

AT&T gs3 Signal Problems

I have searched here and google and tried about everything but I cannot find a solution. I have been having a problem with my at&t gs3 not picking up a signal, it will have bars sometimes with no data, then randomly drop all signal together. Sometimes I can get 4g after initially changing APNs, but it always drops out after a few seconds. I did get it to stay on edge for a little bit, but that also dropped out. This started right after I rooted the phone. I then installed Task's ROM, first the ICS then the JB version, to see if that would help, and it didn’t. I went through several APN settings to see if that was the problem, nothing gave a solution. So I tried returning to complete stock through Odin and that didn’t fix the problem either. I was getting full 4g before I rooted it, so know the problem was caused in the rooting process. I just want to know if there’s anything I can do to fix this, or should I just try and return the phone now that it is back to stock? Here are the APNs I tried, none of which fix my problem (the x in the hxxp are t):
Name: AT&T US HSDPA
APN: phone
Proxy: <not set>
Port: <not set>
Username: <not set>
Password:<not set>
Server:<not set>
MMSC: <not set>
MMS proxy: <not set>
MMS port: <not set>
MCC:310
MNC:410
Authentication type: <not set>
APN type: default
Name: AT&T PTA
APN: pta
Proxy: Not Set
Port: Not Set
User Name: Not Set
Password: Not Set
Server: Not Set
MMSC: hxxp://mmsc.mobile.att.net
MMS Proxy: proxy.mobile.att.net
MMS Port: 80
MMC: 310
MNC: 410
Authentication Type: None
APN Type: default,mms,supl
APN protocol: IPv4
Enable/disable APN: APN enabled
Bearer: Unspecified
For 4G LTE PTA/HSPA+:
Name: PTA
APN: pta
MMSC: hxxp://mmsc.mobile.att.net
MMS Proxy: proxy.mobile.att.net
MMS port: 80
MCC: 310
MNC: 410
Auth: none
APN type: default,mms,supl,hipri
For HSPA+:
Name: AT&T
APN: wap.cingular
Username:[email protected]
Password:CINGULAR1
MMSC: hxxp://mmsc.cingular.com
MMS Proxy: wireless.cingular.com
MMS Port: 80
MCC:310
MNC:410
APN type: default,supl,mms
This, can someone help with this?
Edit: the HSPDA one worked for me. It was the last one I tried...
AntiCommon said:
This, can someone help with this?
Funny, I'm having the same exact problem also. I came across this thread looking for a stock image to return my phone back to stock to see if that helps.
I'm on Task's latest build. I even reflashed the modem to see if that helped but no luck.
Have you found a solution to this?
Click to expand...
Click to collapse
Same here i cant hold a strong signal i can usually before i rooted 2-3 bars now i usually have 1-0 bars

Useing Non LTE data on the At&t Sony Xperia Ion Lt28at

Sup guy's I learned a good way to use the Standard Data on the At&t Sony Xperia Ion LTE 4G
First I flashed my At&t Sony Xperia with the Generic International firmware LT28h this gave me a way to clear out my Apn's so I could use the Apn setting's I used off a Motorola Atrix 4G and removed all the AT&T bloatware , Now once I flashed the new LT28h firmware you will go thru the normal set up it will ask you what service you want to use and so on , when you get done with all of that and are at normal home screen go to setting's , below wi-fi you will see goto the option more , and then mobile network's and finally goto Access Point Names now enter the APN's below.
Name: AT&T US
APN: wap.cingular
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
Name: AT&T US HSDPA
APN: phone
Proxy: <not set>
Port: <not set>
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
Name: AT&T US Tether
APN: broadband
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: tether
Name: AT&T US MMS
APN: wap.cingular
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: http://mmsc.cingular.com
MMS Proxy: wireless.cingular.com
MMS Port: 80
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: mms
Now once you have entered these APN's , you should see your Data and all working , You should be able to send and recieve photo's and all correctly , Just make sure befor you go flashing your LT28h firmware to your Xperia you read up on how to do so before you go flashing your phone , Hope this helped you guy's , now I'm on a prepaid At&t service useing my Sony Xperia and it's fully functional.
Special thank's to Spectre51 ,
and The Other XDA member's who
Helped me out.
norman68 said:
Sup guy's I learned a good way to use the Standard Data on the At&t Sony Xperia Ion LTE 4G
First I flashed my At&t Sony Xperia with the Generic International firmware LT28h this gave me a way to clear out my Apn's so I could use the Apn setting's I used off a Motorola Atrix 4G and removed all the AT&T bloatware , Now once I flashed the new LT28h firmware you will go thru the normal set up it will ask you what service you want to use and so on , when you get done with all of that and are at normal home screen go to setting's , below wi-fi you will see goto the option more , and then mobile network's and finally goto Access Point Names now enter the APN's below.
Name: AT&T US
APN: wap.cingular
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
Name: AT&T US HSDPA
APN: phone
Proxy: <not set>
Port: <not set>
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: default,supl,agps,fota,dun
Name: AT&T US Tether
APN: broadband
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: <not set>
MMS Proxy: <not set>
MMS Port: <not set>
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: tether
Name: AT&T US MMS
APN: wap.cingular
Proxy: wireless.cingular.com
Port: 80
Username: <not set>
Password: <not set>
Server: <not set>
MMSC: http://mmsc.cingular.com
MMS Proxy: wireless.cingular.com
MMS Port: 80
MCC: 310
MNC: 410
Authentication type: <not set>
APN type: mms
Now once you have entered these APN's , you should see your Data and all working , You should be able to send and recieve photo's and all correctly , Just make sure befor you go flashing your LT28h firmware to your Xperia you read up on how to do so before you go flashing your phone , Hope this helped you guy's , now I'm on a prepaid At&t service useing my Sony Xperia and it's fully functional.
Special thank's to Spectre51 ,
and The Other XDA member's who
Helped me out.
Click to expand...
Click to collapse
i have att ion flash to international rom and filled in the settings still no luck on any mobile data do you have an idea how i can get it to work im on a go phone plan with 2gb of data and i cant use it
Recheck you apn settings the four son's must be correct and punctuation must be identical one mistake can cause it not to function properly. An easier way is to go with H2o wireless prepaid works great on my ion and is full 4g everything works perfect. It works of att mvno 60 plan you get. 3gb of data.
Not worth it.
Xperia LT28AT has LTE radio and there is no way you can manage it with LT28H firmware. The net result is LTE radio staying on throughout and drain more battery. It is a better idea to flash LT28i firmware since it has LTE support and controls.

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