Symbol: USB_SERIAL_OPTION [=m]                                                                                                      │  
  │ Type  : tristate                                                                                                                    │  
  │ Prompt: USB driver for GSM and CDMA modems                                                                                          │  
  │   Defined at drivers/usb/serial/Kconfig:593                                                                                         │  
  │   Depends on: USB_SUPPORT [=y] && USB_SERIAL [=y]                                                                                   │  
  │   Location:                                                                                                                         │  
  │     -> Device Drivers                                                                                                               │  
  │       -> USB support (USB_SUPPORT [=y])                                                                                             │  
  │         -> USB Serial Converter support (USB_SERIAL [=y])                                                                           │  
  │   Selects: USB_SERIAL_WWAN [=m]

[Dialer Defaults]
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
Modem Type = USB Modem
ISDN = 0
Phone = <#777>
Modem = /dev/ttyACM0
Username = <mobile>
Password = <internet>
Baud = 460800

tyrnov@localhost ~ $ id
uid=1000(tyrnov) gid=1000(tyrnov) группы=1000(tyrnov),7(lp),10(wheel),18(audio),27(video),35(games),100(users),106(lpadmin)

localhost tyrnov # ls -l /dev/ttyACM*
ls: невозможно получить доступ к /dev/ttyACM*: Нет такого файла или каталога

localhost tyrnov # wvdial
--> WvDial: Internet dialer version 1.61
--> Cannot get information for serial port.
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
OK
--> Modem initialized.
--> Sending: ATDT<#777>
--> Waiting for carrier.
ATDT<#777>
CONNECT
--> Carrier detected.  Waiting for prompt.
~[7f]}#@!}!}!} }5}"}&} } } } }#}%B#}%}%}&=^D6sr~
--> PPP negotiation detected.
--> Starting pppd at Mon Dec 20 13:30:19 2010
--> Pid of pppd: 18540
--> pppd: �[7f]
--> Using interface ppp0
--> pppd: �[7f]
--> pppd: �[7f]
--> pppd: �[7f]
--> pppd: �[7f]
--> pppd: �[7f]
--> Disconnecting at Mon Dec 20 13:30:24 2010
--> The PPP daemon has died: Authentication error.
--> We failed to authenticate ourselves to the peer.
--> Maybe bad account or password? (exit code = 19)
--> man pppd explains pppd error codes in more detail.
--> I guess that's it for now, exiting
--> The PPP daemon has died. (exit code = 19)

localhost tyrnov # ls -l /dev/ttyACM0
crw-rw---- 1 root uucp 166, 0 Дек 20 13:32 /dev/ttyACM0

localhost tyrnov # wvdial
--> WvDial: Internet dialer version 1.61
--> Cannot get information for serial port.
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
OK
--> Modem initialized.
--> Sending: ATDT<#777>
--> Waiting for carrier.
ATDT<#777>
CONNECT
--> Carrier detected.  Waiting for prompt.
~[7f]}#@!}!}!} }5}"}&} } } } }#}%B#}%}%}&=hp|}0}:~
--> PPP negotiation detected.
--> Starting pppd at Mon Dec 20 13:41:26 2010
--> Pid of pppd: 18668
--> Using interface ppp0
--> pppd: �[7f]
--> pppd: �[7f]
--> pppd: �[7f]
--> pppd: �[7f]
--> pppd: �[7f]
--> local  IP address 91.149.127.169
--> pppd: �[7f]
--> remote IP address 91.149.124.250
--> pppd: �[7f]
--> primary   DNS address 91.149.124.12
--> pppd: �[7f]
--> secondary DNS address 212.119.97.5
--> pppd: �[7f]
--> pppd: �[7f]
--> pppd: �[7f]

localhost tyrnov # wvdial
--> WvDial: Internet dialer version 1.61
--> Cannot open /dev/ttyACM0: Device or resource busy
--> Cannot open /dev/ttyACM0: Device or resource busy
--> Cannot open /dev/ttyACM0: Device or resource busy

localhost tyrnov # wvdial
--> WvDial: Internet dialer version 1.61
--> Cannot open /dev/ttyACM2: No such file or directory
--> Cannot open /dev/ttyACM2: No such file or directory
--> Cannot open /dev/ttyACM2: No such file or directory
localhost tyrnov # killall pppd
pppd: процесс не найден
localhost tyrnov # rm /var/lock/.LCK.ttyACM0
rm: невозможно удалить «/var/lock/.LCK.ttyACM0»: Нет такого файла или каталога
localhost tyrnov # wvdial
--> WvDial: Internet dialer version 1.61
--> Cannot open /dev/ttyACM2: No such file or directory
--> Cannot open /dev/ttyACM2: No such file or directory
--> Cannot open /dev/ttyACM2: No such file or directory
localhost tyrnov # wvdialconf
Editing `/etc/wvdial.conf'.

Scanning your serial ports for a modem.

Modem Port Scan<*1>: S0   S1   S2   S3   
WvModem<*1>: Cannot get information for serial port.
ttyACM0<*1>: ATQ0 V1 E1 -- OK
ttyACM0<*1>: ATQ0 V1 E1 Z -- OK
ttyACM0<*1>: ATQ0 V1 E1 S0=0 -- OK
ttyACM0<*1>: ATQ0 V1 E1 S0=0 &C1 -- OK
ttyACM0<*1>: ATQ0 V1 E1 S0=0 &C1 &D2 -- OK
ttyACM0<*1>: ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 -- OK
ttyACM0<*1>: Modem Identifier: ATI -- Manufacturer: QUALCOMM INCORPORATED
ttyACM0<*1>: Speed 4800: AT -- OK
ttyACM0<*1>: Speed 9600: AT -- OK
ttyACM0<*1>: Speed 19200: AT -- OK
ttyACM0<*1>: Speed 38400: AT -- OK
ttyACM0<*1>: Speed 57600: AT -- OK
ttyACM0<*1>: Speed 115200: AT -- OK
ttyACM0<*1>: Speed 230400: AT -- OK
ttyACM0<*1>: Speed 460800: AT -- OK
ttyACM0<*1>: Max speed is 460800; that should be safe.
ttyACM0<*1>: ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 -- OK

Found an USB modem on /dev/ttyACM0.
Modem configuration written to /etc/wvdial.conf.
ttyACM0<Info>: Speed 460800; init "ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0"
localhost tyrnov # nano /etc/wvdial.conf 
localhost tyrnov # wvdial
--> WvDial: Internet dialer version 1.61
--> Cannot get information for serial port.
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
OK
--> Modem initialized.
--> Sending: ATDT<#777>
--> Waiting for carrier.
ATDT<#777>
CONNECT
--> Carrier detected.  Waiting for prompt.
~[7f]}#@!}!}!} }5}"}&} } } } }#}%B#}%}%}&A[04]dGB}&~
--> PPP negotiation detected.
--> Starting pppd at Tue Dec 21 08:35:11 2010
--> Pid of pppd: 15347
--> pppd: k[7f]
--> Using interface ppp0
--> pppd: k[7f]
--> pppd: k[7f]
--> pppd: k[7f]
--> pppd: k[7f]
--> pppd: k[7f]
--> local  IP address 91.149.126.240
--> pppd: k[7f]
--> remote IP address 91.149.124.251
--> pppd: k[7f]
--> primary   DNS address 91.149.124.12
--> pppd: k[7f]
--> secondary DNS address 212.119.97.5
--> pppd: k[7f]
--> pppd: k[7f]
--> pppd: k[7f]

--> local  IP address 91.149.127.169
--> pppd: �[7f]
--> remote IP address 91.149.124.250
--> pppd: �[7f]
--> primary   DNS address 91.149.124.12
--> pppd: �[7f]
--> secondary DNS address 212.119.97.5
--> pppd: �[7f]