Re: New USB 3G modem

["Andrew Bird (Sphere Systems)" <ajb spheresystems co uk>]

On Sunday 11 September 2011, perazim portugalmail pt wrote:
> I don't see the option module load first.  Just to make sure do a reboot,
> then
> 
> su -
> 
> modprobe -a option
> echo "0685 7000" > /sys/bus/usb-serial/drivers/option1/new_id
> ls -l /dev/ttyUSB* # see if you have tty devices
> 
> ==>
> 
> [root@server yossi]# modprobe -s
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.456887] Oops: 0000 [#1] SMP
> 
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.456890] last sysfs file:
> /sys/devices/pci0000:00/0000:00:1d.0/usb5/5-1/5-1:1.0/host6/target6:0:0/6:0
> :0:0/evt_media_change
> 
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.456972] Process udisks-daemon (pid: 3212, ti=f0be2000
> task=f0bb4bc0 task.ti=f0be2000)
> 
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.456974] Stack:
> 
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.456996] Call Trace:
> 
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.457017] Code:  Bad EIP value.
> 
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.457017] EIP: [<67726174>] 0x67726174 SS:ESP 0068:f0be3b78
> 
> Message from syslogd@server at Sep 11 18:52:01 ...
>   kernel:[  211.457017] CR2: 0000000067726174
> a ^C
> [root@server yossi]# modprobe -a option
> [root@server yossi]# echo "0685 7000" >
> /sys/bus/usb-serial/drivers/option1/new_id
> [root@server yossi]# ls -l /dev/ttyUSB*
> crw-rw----. 1 root dialout 188, 0 Sep 11 18:52 /dev/ttyUSB0
> crw-rw----. 1 root dialout 188, 1 Sep 11 18:52 /dev/ttyUSB1
> crw-rw----. 1 root dialout 188, 2 Sep 11 18:52 /dev/ttyUSB2
> crw-rw----. 1 root dialout 188, 3 Sep 11 18:52 /dev/ttyUSB3
> [root@server yossi]# ls -l /dev/ttyUSB*
> crw-rw----. 1 root dialout 188, 0 Sep 11 18:52 /dev/ttyUSB0
> crw-rw----. 1 root dialout 188, 1 Sep 11 18:52 /dev/ttyUSB1
> crw-rw----. 1 root dialout 188, 2 Sep 11 18:52 /dev/ttyUSB2
> crw-rw----. 1 root dialout 188, 3 Sep 11 18:52 /dev/ttyUSB3
> [root@server yossi]# screen /dev/ttyUSB0
> 
> Manufacturer: HSDPA USB Modem
> Model: 209
> Revision: HSDPA_6281_V002  1  [May 30 2007 11:00:00]
> IMEI:
> +GCAP: +CGSM,+DS,+ES
> 
> OK

1/ This looks good, now repeat for other devices, to determine which is the 
auxilary port that can be used to command / retrieve status whilst the data 
connection is up.

2/ You'll now need some help from an MM guy to figure out which plugin to use 
and how to configure it.

> 
> 
> NOTE: I am not sure if the kernel OOPS was caused by insertion of this
> device.
Maybe, looks to be connected to USB storage and your modem composite device 
does have one USB storage interface

> 
> Perazim
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