Re: ModemManager: 3G option modem can't connect

["bensonwu" <bensonwu linpus com>]

Dear Dan:
 
      Modem (option GIO225) have any output and can't input anything when open the minicom. sometimes, it have output "ok". then i input the "at" ,but the minicom have any response and i don't input anything.

	My kernel version 2.6.33.3.The system is MeeGo.
	Is the drive problem? but my modem (option GTM380) is ok, it can connected the network.
	How can i solve the problem, can you give me a suggest? thanks.

when plug the device in, the "dmesg" information as follow:
（the option GIO225 and option GTM380 is the same）
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++
[   89.545249] usb 2-1.2: new full speed USB device using ehci_hcd and address 4
[   89.631984] usb 2-1.2: New USB device found, idVendor=0af0, idProduct=6971
[   89.631989] usb 2-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=4
[   89.631993] usb 2-1.2: Product: Globetrotter HSDPA Modem
[   89.631996] usb 2-1.2: Manufacturer: Option N.V.
[   89.631998] usb 2-1.2: SerialNumber: Serial Number
[   89.992326] hso: /var/lib/dkms/hso/1.2.0/build/hso.c: Option Wireless
[   90.029964] hso0: Disabled Privacy Extensions
[   90.091874] usbcore: registered new interface driver hso



Regards
Benson

-----Original message-----
From:Dan Williams <dcbw redhat com>
To:bensonwu linpus com
Cc:networkmanager-list <networkmanager-list gnome org>
Date:Thu, 22 Jul 2010 16:25:47 -0700
Subject:Re: ModemManager: 3G option modem can't connect

On Mon, 2010-07-19 at 20:17 +0800, bensonwu wrote:
> Hi Dan:
> 
> 	can you  help me solve the problem, thanks.
> 	when plug the modem (option GIO225), the modem-manager will be run command "AT+GCAP", but it do not return any information and can not continue to the next.
> 	can you tell me why? the environment is MeeGo system.
> 
> please look at my log message:
> 
> when plug in the modem, have the log message:
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 
> ** Message: (ttyHS2) opening serial device...
> ** (modem-manager:2268): DEBUG: (ttyHS2): probe requested by plugin 'Option High-Speed'
> ** Message: (ttyHS1) opening serial device...
> ** (modem-manager:2268): DEBUG: (ttyHS1): probe requested by plugin 'Option High-Speed'
> ** Message: (ttyHS0) opening serial device...
> ** (modem-manager:2268): DEBUG: (ttyHS0): probe requested by plugin 'Option High-Speed'
> ** Message: (Option High-Speed): GSM modem /sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2 claimed port hso0
> ** (modem-manager:2268): DEBUG: Added modem /sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2
> ** (modem-manager:2268): DEBUG: (ttyHS2): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS1): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS0): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS2): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS1): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS0): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS2): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS1): --> 'AT+GCAP<CR>'
> ** (modem-manager:2268): DEBUG: (ttyHS0): --> 'AT+GCAP<CR>'
> ** Message: (ttyHS2) closing serial device...
> ** Message: (ttyHS1) closing serial device...

Can you provide some 'dmesg' output from when you plug the device in?
Next, are you able to install 'minicom' or some other serial
communication program that we could use to verify basic communication
with the device to isolate the issue to either ModemManager or to the
kernel?

Dan