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<p style="margin: 0px 0px 1.1em; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI Adjusted", "Segoe UI", "Liberation Sans", sans-serif; font-size: 15px; clear: both; text-align: left; color: rgb(35, 38, 41); background-color: rgb(255, 255, 255);" class="ContentPasted0">
Hi all,</p>
<p style="margin: 0px 0px 1.1em; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI Adjusted", "Segoe UI", "Liberation Sans", sans-serif; font-size: 15px; clear: both; text-align: left; color: rgb(35, 38, 41); background-color: rgb(255, 255, 255);" class="ContentPasted0">
The device I am using has a Cinterion® EXS82-W built-in and I am noticing some weird behavior when it comes to<span class="ContentPasted0"> </span><em style="margin:0px" class="ContentPasted0">Access Technologies</em><span class="ContentPasted0"> </span>and<span class="ContentPasted0"> </span><em style="margin:0px" class="ContentPasted0">ModemCapatibiliy</em>,
IMHO it doesn't make sense, but I guess I am wrong somewhere and would like to know where.</p>
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Reading the<span class="ContentPasted0"> </span><em style="margin:0px;font-size:17px" class="ContentPasted0">AccessTechnologies</em><span class="ContentPasted0"> </span>property</h4>
<pre style="margin:0px 0px calc(1.5em);width:auto;max-height:600px;overflow:auto;text-align:left"><code style="margin:0px;border-radius:0px" class="ContentPasted0">busctl get-property org.freedesktop.ModemManager1 /org/freedesktop/ModemManager1/Modem/0 org.freedesktop.ModemManager1.Modem AccessTechnologies
u 16384
</code></pre>
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The value 16384 should correspond to<span class="ContentPasted0"> </span><a href="https://github.com/linux-mobile-broadband/ModemManager/blob/1.18.8/include/ModemManager-enums.h#L236" rel="nofollow noreferrer" style="margin:0px;cursor:pointer;text-decoration:underline;user-select:auto" class="ContentPasted0">MM_MODEM_ACCESS_TECHNOLOGY_LTE</a>.</p>
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Reading the<span class="ContentPasted0"> </span><em style="margin:0px;font-size:17px" class="ContentPasted0">SupportedCapabilities</em><span class="ContentPasted0"> </span>property</h4>
<pre style="margin:0px 0px calc(1.5em);width:auto;max-height:600px;overflow:auto;text-align:left"><code style="margin:0px;border-radius:0px" class="ContentPasted0">busctl get-property org.freedesktop.ModemManager1 /org/freedesktop/ModemManager1/Modem/0 org.freedesktop.ModemManager1.Modem SupportedCapabilities
au 1 4
</code></pre>
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The value should correspond to<span class="ContentPasted0"> </span><a href="https://github.com/linux-mobile-broadband/ModemManager/blob/1.18.8/include/ModemManager-enums.h#L52" rel="nofollow noreferrer" style="margin:0px;cursor:pointer;text-decoration:underline;user-select:auto" class="ContentPasted0">MM_MODEM_CAPABILITY_GSM_UMTS</a>.</p>
<h4 style="margin: 1.6667em 0px 1em; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI Adjusted", "Segoe UI", "Liberation Sans", sans-serif; text-align: left; color: rgb(35, 38, 41); background-color: rgb(255, 255, 255);" class="ContentPasted0">
Question</h4>
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How can it be that my modem supports only GSM/UMTS from the general access technology families, but at the same time it is using the LTE technology when registered with or connected to a network?</p>
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Thanks and cheers.</p>
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