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    Calls not working on Volla Phone with Telus Canada network, but data and SMS work fine

    Scheduled Pinned Locked Moved Solved Volla Phone
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      • G Offline
        GT
        last edited by

        I have a Volla phone and would like to use it with a Telus Canada SIM-Card that I purchased today, but phone calls do not work at all (neither incoming nor outgoing calls). Data and SMS do work fine, though.

        I don't know what to do. Do you know any solution to this problem?

        Some more detailed description:

        • Calls work on a Samsung smartphone using the same SIM.
        • I noticed that Volla does not recognize the SIM/network ("Unknown") if I set the cellular to 2G only or 2G&3G.
        • The Telus frequencies seem to match the ability of the Volla. Telus: HSPA: 850 MHz and 1900 MHz (UMTS)

        Maybe related (but I am not sure):
        https://github.com/ubports/ubuntu-touch/issues/1629
        https://forums.ubports.com/topic/7013/us-networks-compatible-with-volla-phone

        ? G 3 Replies Last reply Reply Quote 0
        • ? Offline
          A Former User @GT
          last edited by

          This post is deleted!
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          • G Offline
            GT @GT
            last edited by GT

            @gt After some investigation, I figured out the root cause of the problem.

            Indeed, the Telus and Koodo networks in Canada seem to not support GSM/2G. The 3G/UMTS frequencies applied here in Canada do not seem to be compatible with the Volla Phone. The 4G/LTE frequencies are supported by the Volla phone. VoLTE is not supported by Ubuntu Touch. Thus, the result is that voice is not working (2G/3G), while data (4G) is working. SMS are working, but I don't know why.

            A solution to the call problem are the Fido and Rogers networks. They support GSM frequencies that are also supported by the Volla Phone.

            In the end, I use 2 SIM cards, data on Telus (the SIM I bought first) and calls/SMS on Fido.

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            • G Offline
              GT @GT
              last edited by

              @gt The issue/thread can be marked as SOLVED

              KenedaK 1 Reply Last reply Reply Quote 0
              • KenedaK Offline
                Keneda @GT
                last edited by

                @gt said in Calls not working on Volla Phone with Telus Canada network, but data and SMS work fine:

                @gt The issue/thread can be marked as SOLVED

                https://forums.ubports.com/topic/6311/how-to-ask-a-question-and-then-mark-it-as-solved?_=1653623418131 šŸ‘

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                • G GT marked this topic as a question on
                • G GT has marked this topic as solved on

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