<div dir="ltr"><div><div><div><div>Installed 14.04 along-side 16.04, and observed the issue there too.<br><br>The reason turned out that I had disable USB-3.0 support in BIOS.<br>When I turned it on, the modem started connecting in both 14.04 and 16.04.<br><br>However, in 14.04 the "wwan" interface appears fine (and after running "dhclient" on it, the internet works fine).<br>However on 16.04, no "wwan" interface appears, even after <b>mmcli -m 11 --simple-connect="apn=<a href="http://airtelgprs.com">airtelgprs.com</a>" </b>has resulted in successful-connection.<br><br><br></div>A maybe related symptom is that ethernet-interfaces appear as "eth0" and "eth1" in 14.04, but as "enp1s0" and "enp2s0" in 16.04. But even then, NO ADDITIONAL INTERFACE appears when <b>mmcli -m 11 --simple-connect="apn=<a href="http://airtelgprs.com">airtelgprs.com</a>" </b>has resulted in successful-connection on 16.04.<br><br></div>Looks very weird; I will be thankful for any help. <br><br><br></div>Thanks and Regards,<br></div>Ajay<br><div><div><div><br><br></div></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Aug 30, 2016 at 9:52 AM, Ajay Garg <span dir="ltr"><<a href="mailto:ajaygargnsit@gmail.com" target="_blank">ajaygargnsit@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Hi All.<br><br>I followed the following steps ::<br><br>a)<br>Installed Ubuntu 16.04.<br><br>b)<br>sudo add-apt-repository -y ppa:aleksander-m/modemmanager-<wbr>xenial<br>sudo apt-get update<br>sudo apt-get install -y modemmanager<br>sudo reboot<br><br><br></div><div>c)<br></div><div>I am using a Sierra modem in QMI-mode.<br><br><b>lsusb</b><br><b>Bus 001 Device 017: ID 1199:68a2 Sierra Wireless, Inc. </b><br>Bus 001 Device 005: ID 05e3:0608 Genesys Logic, Inc. Hub<br>Bus 001 Device 004: ID 046d:c05a Logitech, Inc. M90/M100 Optical Mouse<br>Bus 001 Device 003: ID 413c:2107 Dell Computer Corp. <br>Bus 001 Device 002: ID 8087:07e6 Intel Corp. <br>Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub<br><br></div><div><br></div>d)<br><div><b>mmcli -L</b><br><br>Found 1 modems:<br> /org/freedesktop/<wbr>ModemManager1/Modem/11 [QUALCOMM INCORPORATED] 0<br><br><b>mmcli -m 11 -e</b><br>successfully enabled the modem<br><br><b>mmcli -m 11 --set-allowed-modes='2G'</b><br>successfully set current modes in the modem<br><br><b>mmcli -m 11 --create-bearer="apn=<a href="http://airtelgprs.com" target="_blank">airtelgpr<wbr>s.com</a>"<br></b>Successfully created new bearer in modem:<br> /org/freedesktop/<wbr>ModemManager1/Bearer/7<br><br><b>mmcli -m 11 --simple-connect="apn=<a href="http://airtelgprs.com" target="_blank">airtelgp<wbr>rs.com</a>"</b><br>error: couldn't connect the modem: 'Timeout was reached'<br><br><br></div><div>I keep getting the timeout-error, irrespecitive of multiple machine-reboots and modem-resets.<br><br></div><div>The strangest part is that the same process used to work on Ubuntu-14.04, so I guess something is screwing up on Ubuntu-16.<br></div><div>I will be grateful to receive any help, kindly let know any diagnostic-information that would help in catching the root-cause.<br></div><div><br><br>Thanks and Regards,<br>Ajay</div></div>
</blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature" data-smartmail="gmail_signature">Regards,<br>Ajay<br></div>
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