No mobile data connection on Teracube2e, Windtre, Italy

Hi all,
I’ve just bought a Teracube2e from Murena and all seemed to go fine – I set up everything using wifi (which worked ok, despite some noticeable hiccups), installed and tested several apps, then I finally inserted my Windtre SIM. It registered correctly and I can both make calls and use SMS succesfully, however the mobile data connection simply refuses to work – I get a “no internet conection message”. It displays an H under the mobile data toggle icon, then in its preferences I have LTE turned on (but I also tried switching to 3G or 2G and nothing happens, while 4G doesn’t even seem to be available!).
I have advanced privacy turned on.
Can you please help? A phone without mobile data connectivity is of little use… :frowning:

Regain your privacy! Adopt /e/ the unGoogled mobile OS and online servicesphone

You may need to get updated APN settings from your mobile operator. Incorrect or missing APN settings can cause the behaviour you are seeing. Settings | Network and Internet | Mobile Network | Advanced | access Point Names

Hi petefoth and thank you.
I opened the setting you mentioned, but i get the following message (in Italian, I’m translating back to English): The APN settings are not available for this user.
I’ve tried tapping on the “+” icon anyway and I’ve filled in the details of my provider, that I found online, but the new APN doesn’t get saved and I’m stuck at the same error message screen…

is there anything for you in those step-by-step instructions?

the mcc and mnc must fit your inserted SIM. It’s best to check with your provider support

Best to contact your provider and ask them to send you the APN settings via SMS

Thank you so much! In fact, what did the trick for me was reading your bottom line – I previously changed the precompiled MNC field to match what I found online. Now I left the precompiled value unchanged and that solved the problem!

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good! - but you had to change some details - which ones?

/e/ comes with its own apns-conf.xml … (the 2e is on Q currently) - maybe the xml is missing some details

Maybe theres other problems in the mobile data area too.
Latley i found that my fp4 is sometimes unable to reconnect to mobile data after disabling it from the pulldown.
So far a restart of e resolved the issue.

Hi and sorry for the delay.

The fields I had to fill in were the following:

Name
(a random one, I chose “WINDTRE internet”)
APN
internet.it
MCC
(was already filled in with the correct value, 222)
MNC
(was already filled in with the correct value, 99)
APN protocol
IPv4
Roaming APN protocol
IPv4
“Active/Inactive APN” toggle was already set to “active”, greyed out.

I hope this can help others. Thank you again!

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as /e/ merges apn-conf.xml from upstream, might be worth to file an issue at Issues · LineageOS / issues / android · GitLab

current xml (either lineage or e on Q or R) (android_vendor_lineage/apns-conf.xml at 96308fcd9dfb16854881aad59ece590a522e436f · LineageOS/android_vendor_lineage · GitHub)

<apn carrier="3" mcc="222" mnc="99" apn="tre.it" proxy="" port="" user="" password="" mmsc="http://10.216.59.240:10021/mmsc" mmsproxy="62.13.171.3" mmsport="8799" type="default,supl,mms" />
<apn carrier="3 IT" mcc="222" mnc="99" apn="tre.it" proxy="" port="" user="" password="" mmsc="http://10.216.59.240:10021/mmsc" mmsproxy="wsb.treumts.it" mmsport="8799" type="default,supl,mms" />
<apn carrier="Fastweb 3G" mcc="222" mnc="99" apn="apn.fastweb.it" proxy="" port="" user="" password="" mmsc="http://mms.fastweb.it/mms/wapenc" mmsproxy="10.0.65.9" mmsport="8080" mvno_type="spn" mvno_match_data="FASTWEB" authtype="2" type="default,supl,mms" />

basically changing apn="tre.it" to apn="internet.it" would solve this for other users.

AOSP has it corrected - https://android.googlesource.com/device/sample/+/master/etc/apns-full-conf.xml?format=TEXT - carrier_id seems unused in lineage

<apn carrier="INTERNET" carrier_id="1575" mcc="222" mnc="99" apn="internet.it" type="default,ia,supl"/>
<apn carrier="MMS" carrier_id="1575" mcc="222" mnc="99" apn="mms.it" mmsc="http://mms.windtre.it" mmsproxy="mmsproxy.windtre.it" mmsport="8080" type="mms"/>
<apn carrier="Fastweb WEB" carrier_id="2039" mcc="222" mnc="99" apn="apn.fastweb.it" mmsc="http://mms.fastweb.it/mms/wapenc" mmsproxy="10.0.65.9" mmsport="8080" type="default,ia,supl,mms" mvno_match_data="FASTWEB" mvno_type="spn"/>
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