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#1 2012-08-29 19:27:47

ajes
Member
Registered: 2010-10-29
Posts: 12

usb modem doesn't connect in NetworkManager, but work with wvdial

Hi,

I just bought a usb modem ZTE MF195, and I am using Aero2 network (Poland).
After googling, I found out how to setup this modem to work on Arch, but it only works with wvdial and it doesn't connect with NetworkManager.

My config /etc/wvdial.conf:

[Dialer Defaults]
Modem = /dev/ttyACM0
Init1 = AT+CGDCONT=1,"IP","darmowy"
Phone = *99#
Carrier Check = yes
Stupid mode = yes
Username =;
Password =;
Dial Attempts = 0
Auto DNS = 1
Baud = 460800

# wvdial

--> WvDial: Internet dialer version 1.61
--> Cannot set information for serial port.
--> Initializing modem.
--> Sending: AT+CGDCONT=1,"IP","darmowy"
OK
--> Modem initialized.
--> Sending: ATDT*99#
--> Waiting for carrier.
CONNECT 21600000
~~
--> Carrier detected.  Starting PPP immediately.
--> Starting pppd at Wed Aug 29 21:19:14 2012
--> Pid of pppd: 2707
--> Using interface ppp0
--> pppd: `[08][08]
--> pppd: `[08][08]
--> pppd: `[08][08]
--> pppd: `[08][08]
--> pppd: `[08][08]
--> pppd: `[08][08]
--> local  IP address 37.209.140.115
--> pppd: `[08][08]
--> remote IP address 10.0.0.1
--> pppd: `[08][08]
--> primary   DNS address 193.41.112.14
--> pppd: `[08][08]
--> secondary DNS address 193.41.112.18
--> pppd: `[08][08]

When I setup my modem using NetworkManager I do:
- Enable Mobile Broadband
- Edit connections
- Mobile Broadband [tab]
- Add
- I selec my modem (properly named) (continue)
- Poland (continue)
- aero2 (continue)
- Select plan (continue)
- Apply
- Save
Yes, it is next, next, finish smile

journalctl:

Aug 29 21:23:37 msi NetworkManager[298]: <info> Activation (ttyACM0) starting connection 'aero2 Default 1'
Aug 29 21:23:37 msi NetworkManager[298]: <info> (ttyACM0): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Aug 29 21:23:37 msi NetworkManager[298]: <info> Activation (ttyACM0) Stage 1 of 5 (Device Prepare) scheduled...
Aug 29 21:23:37 msi NetworkManager[298]: <info> Activation (ttyACM0) Stage 1 of 5 (Device Prepare) started...
Aug 29 21:23:37 msi NetworkManager[298]: <info> Activation (ttyACM0) Stage 1 of 5 (Device Prepare) complete.
Aug 29 21:23:37 msi modem-manager[331]: <info>  Modem /org/freedesktop/ModemManager/Modems/8: state changed (registered -> connecting)
Aug 29 21:23:37 msi modem-manager[331]: Invalid error code: 767
Aug 29 21:23:37 msi modem-manager[331]: Invalid error code: 767
Aug 29 21:23:37 msi modem-manager[331]: <info>  Modem /org/freedesktop/ModemManager/Modems/8: state changed (connecting -> registered)
Aug 29 21:23:37 msi NetworkManager[298]: <warn> GSM connection failed: (32) Unknown error
Aug 29 21:23:37 msi NetworkManager[298]: <info> (ttyACM0): device state change: prepare -> failed (reason 'unknown') [40 120 1]
Aug 29 21:23:37 msi NetworkManager[298]: <warn> Activation (ttyACM0) failed for connection 'aero2 Default 1'
Aug 29 21:23:37 msi NetworkManager[298]: <info> (ttyACM0): device state change: failed -> disconnected (reason 'none') [120 30 0]
Aug 29 21:23:37 msi NetworkManager[298]: <info> (ttyACM0): deactivating device (reason 'none') [0]

I only add, that the same modem, with the same method of seting it up works fine on Fedora 16.
So is it a bug, or ...?
My list of packages:

core/linux 3.5.3-1
extra/modemmanager 0.5.2.0-4
testing/networkmanager 0.9.6.0-1

Last edited by ajes (2012-08-29 19:28:16)

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#2 2012-11-30 20:51:10

fly-away
Member
Registered: 2011-07-26
Posts: 15

Re: usb modem doesn't connect in NetworkManager, but work with wvdial

Same problem with internal modem.
Works well about a month ago.

Dec  1 00:23:40 alarm NetworkManager[311]: <info> Activation (ttyACM0) starting connection 'Megafon RUS'
Dec  1 00:23:40 alarm NetworkManager[311]: <info> (ttyACM0): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Dec  1 00:23:40 alarm NetworkManager[311]: <info> Activation (ttyACM0) Stage 1 of 5 (Device Prepare) scheduled...
Dec  1 00:23:40 alarm NetworkManager[311]: <info> Activation (ttyACM0) Stage 1 of 5 (Device Prepare) started...
Dec  1 00:23:40 alarm NetworkManager[311]: <info> Activation (ttyACM0) Stage 1 of 5 (Device Prepare) complete.
Dec  1 00:23:40 alarm modem-manager[834]: <info>  (ttyACM0) opening serial port...
Dec  1 00:23:40 alarm modem-manager[834]: <info>  Modem /org/freedesktop/ModemManager/Modems/4: state changed (disabled -> enabling)
Dec  1 00:23:41 alarm modem-manager[834]: <info>  (ttyACM1) opening serial port...
Dec  1 00:23:41 alarm modem-manager[834]: <info>  (ttyACM0): using PDU mode for SMS
Dec  1 00:23:41 alarm modem-manager[834]: <info>  Modem /org/freedesktop/ModemManager/Modems/4: state changed (enabling -> enabled)
Dec  1 00:23:42 alarm NetworkManager[311]: <info> WWAN now enabled by management service
Dec  1 00:23:43 alarm modem-manager[834]: <info>  Modem /org/freedesktop/ModemManager/Modems/4: state changed (enabled -> searching)
Dec  1 00:23:44 alarm modem-manager[834]: <info>  Modem /org/freedesktop/ModemManager/Modems/4: state changed (searching -> enabled)
Dec  1 00:23:45 alarm modem-manager[834]: <info>  Modem /org/freedesktop/ModemManager/Modems/4: state changed (enabled -> registered)
Dec  1 00:23:46 alarm modem-manager[834]: <info>  Modem /org/freedesktop/ModemManager/Modems/4: state changed (registered -> connecting)
Dec  1 00:24:38 alarm modem-manager[834]: <info>  Modem /org/freedesktop/ModemManager/Modems/4: state changed (connecting -> registered)
Dec  1 00:24:38 alarm NetworkManager[311]: <warn> GSM connection failed: (32) Busy
Dec  1 00:24:38 alarm NetworkManager[311]: <info> (ttyACM0): device state change: prepare -> failed (reason 'modem-busy') [40 120 23]
Dec  1 00:24:38 alarm NetworkManager[311]: <warn> Activation (ttyACM0) failed for connection 'Megafon RUS'
Dec  1 00:24:38 alarm NetworkManager[311]: <info> (ttyACM0): device state change: failed -> disconnected (reason 'none') [120 30 0]
Dec  1 00:24:38 alarm NetworkManager[311]: <info> (ttyACM0): deactivating device (reason 'none') [0]

Debug log available at http://codepad.org/Cn9iWrJk
Any Ideas?

Upd: fix it by removing mii usbnet cdc_ether modules from blacklist

Last edited by fly-away (2012-11-30 23:49:18)

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