<html><head></head><body><div class="ydp1e98d933yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div></div> <div dir="ltr" data-setdir="false">Thanks for the quick response. Yes, I believe you may have nailed it. I built modem-manager without udev, then realized my mistake and built udev into the image, but never rebuilt modem-manager (at this point I sent the email). Once I rebuilt modem manager with udev already in the image, the EM7511 was found.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Thanks again,</div><div dir="ltr" data-setdir="false">-Matt</div><div><br></div> </div><div id="ydp9cf3d166yahoo_quoted_7290145682" class="ydp9cf3d166yahoo_quoted"> <div style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;"> <div> On Thursday, August 29, 2019, 11:08:20 AM CDT, Aleksander Morgado <aleksander@aleksander.es> wrote: </div> <div><br></div> <div><br></div> <div><div dir="ltr">Hey,<div class="ydp9cf3d166yqt9367576335" id="ydp9cf3d166yqtfd21602"><br clear="none"><br clear="none">><br clear="none">> Struggling to understand the steps necessary for ModemManager to detect a Sierra Wireless EM7511 modem. I'm using an embedded Linux distro (created via Buildroot).<br clear="none">><br clear="none">> mmcli can't seem to find any modems:<br clear="none">> # mmcli -L<br clear="none">><br clear="none">> No modems were found<br clear="none">><br clear="none">><br clear="none">> Here is my output from ModemManager. Nothing in here looks problematic to me, but I'm not sure if I should see some debug messages after the service is acquired or not.<br clear="none">><br clear="none">> Jul 24 16:19:12 Microserver daemon.info ModemManager[2151]: <info> [1563985152.471030] ModemManager (version 1.8.0) starting in system bus...<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.475722] Bus acquired, creating manager...<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476385] [filter] created<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476425] [filter] explicit whitelist: yes<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476447] [filter] virtual devices forbidden: yes<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476470] [filter] net devices allowed: yes<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476487] [filter] cdc-wdm devices allowed: yes<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476507] [filter] tty devices:<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476532] [filter] blacklist applied: yes<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476553] [filter] manual scan only applied: yes<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476575] [filter] platform driver check: yes<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476592] [filter] driver check: no<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476611] [filter] cdc-acm interface check: no<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476628] [filter] with net check: no<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476648] [filter] default: allowed<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476781] [plugin manager] looking for plugins in '/usr/lib/ModemManager'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.479802] [plugin manager] loaded plugin 'Wavecom'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.481549] [plugin manager] loaded plugin 'u-blox'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.483091] [plugin manager] loaded plugin 'Motorola'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.484627] [plugin manager] loaded plugin 'Via CBP7'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.486114] [plugin manager] loaded plugin 'Pantech'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.487651] [plugin manager] loaded plugin 'Novatel LTE'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.489408] [plugin manager] loaded plugin 'Novatel'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.491419] [plugin manager] loaded plugin 'Dell'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.492954] [plugin manager] loaded plugin 'Nokia'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.494531] [plugin manager] loaded plugin 'MTK'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.496052] [plugin manager] loaded plugin 'Haier'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.497676] [plugin manager] loaded plugin 'Sierra (legacy)'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.499249] [plugin manager] loaded plugin 'Nokia (Icera)'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.500987] [plugin manager] loaded plugin 'Telit'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.502464] [plugin manager] loaded plugin 'AnyDATA'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.504084] [plugin manager] loaded plugin 'Thuraya'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.505620] [plugin manager] loaded plugin 'Samsung'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.507373] [plugin manager] loaded plugin 'Huawei'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.509075] [plugin manager] loaded plugin 'Altair LTE'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.510678] [plugin manager] loaded plugin 'X22X'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.512200] [plugin manager] loaded plugin 'Longcheer'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.513528] [plugin manager] loaded plugin 'Quectel'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.514902] [plugin manager] loaded plugin 'Generic'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.516531] [plugin manager] loaded plugin 'Option High-Speed'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.518135] [plugin manager] loaded plugin 'Option'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.519993] [plugin manager] loaded plugin 'Cinterion'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.521513] [plugin manager] loaded plugin 'Iridium'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.522964] [plugin manager] loaded plugin 'Ericsson MBM'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.524571] [plugin manager] loaded plugin 'Linktop'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.525899] [plugin manager] loaded plugin 'Sierra'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.527482] [plugin manager] loaded plugin 'ZTE'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.528892] [plugin manager] loaded plugin 'SimTech'<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.530259] [plugin manager] successfully loaded 32 plugins<br clear="none">> Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.531416] Service name 'org.freedesktop.ModemManager1' was acquired</div><br clear="none">><br clear="none"><br clear="none">Did you by any chance build ModemManager without udev support? (i.e.<br clear="none">without libgudev)<br clear="none"><br clear="none">-- <br clear="none">Aleksander<br clear="none"><a shape="rect" href="https://aleksander.es" rel="nofollow" target="_blank">https://aleksander.es</a><div class="ydp9cf3d166yqt9367576335" id="ydp9cf3d166yqtfd79012"><br clear="none"></div></div></div> </div> </div></body></html>