I set the parameters as this site, but the connection can not be established. The error message in the daemon.log. It is showed as blew.
May 13 23:46:12 athena NetworkManager[1427]: (NetworkManager:1427): NetworkManager-wwan-CRITICAL **: modem_prepare_result: assertion 'state == NM_DEVICE_STATE_PREPARE' failed
Is it a bug of Network-Manager?
At 2016-05-13 14:58:05, "Tixy" <tixy@yxit.co.uk> wrote:
>On Fri, 2016-05-13 at 00:25 +0800, Wang wrote:
>> I try to use Network-manager in GNOME to dial a mobile broadband
>> connection. My provider is China Unicom, and no username and password
>> is need. But when I complete the setting and try to dial, a dialog is
>> showed to input a password. If no password is inputed, the button for
>> connecting is not enabled.
>>
>> How can I dial a mobile broadband without any password in the
>> Network-manager? Would you please tell me the method? Thank you very
>> much!
>
>Using Google I found this site...
>http://www.hw-group.com/products/HWg-Ares/HWg-Ares_GSM_APN_en.html
>
>And for China Unicom that suggests the username and password should both
>be 'guest'
>
>--
>Tixy
>