Title: Linux cellphone modem
Subject: Send sms pages from server disconnected from network

#-------------------------------------------
# Setup cellphone as modem, over usbserial
# REFERENCE: http://www.phonescoop.com/phones/p_forum.php?fm=m&ff=1303&fi=1383258
#-------------------------------------------

# Disconnect phone, and record
cat /proc/bus/usb/devices > pre_cell_phone

# Connect phone
diff /proc/bus/usb/devices pre_cell_phone |grep Vendor
# < P: Vendor=22b8 ProdID=2ac4 Rev= 0.01

# Load load the usbserial module to use the phone
modprobe usbserial vendor=0x22b8 product=0x2ac4

# Disconnect/reconnect the phone, and watch dmesg
dmesg |grep usbserial

# Setting up a ppp dialer
# I haven't got here yet, but this is the basics
#  Username - @alltel.net
#  Password - alltel
#  Number - #777
#  Device - /dev/ttyUSB0

# other apps to look at:
# bitpim, kmobiletools, moto4lin, 

#
# setup the phone to dial out
#
sudo su
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 -- 64K
    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.
    /etc/wvdial.conf<Warn>: Can't open '/etc/wvdial.conf' for reading: No such file or directory
    /etc/wvdial.conf<Warn>: ...starting with blank configuration.
    Modem configuration written to /etc/wvdial.conf.
    ttyACM0<Info>: Speed 460800; init "ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0"
#
# Look at the config file that was created
#    
cat /etc/wvdial.conf

[Dialer Defaults]
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
Modem Type = USB Modem
; Phone = <Target Phone Number>
ISDN = 0
; Username = <Your Login Name>
Init1 = ATZ
; Password = <Your Password>
Modem = /dev/ttyACM0
Baud = 460800    
#------------------------
# teathered mode
#------------------------
# Add this to /etc/wvdial.conf
#
# This mode gets the phone on-line, connected to your carrier, using your sim card as authentication.
# The 'Phone' line depends on your phone manufacturor
#
[Dialer teathering]
;Init1 = ATM0DT
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
Dial Command = ATM0DT
Modem Type = USB Modem
Modem = /dev/ttyACM0
Baud = 460800
ISDN = 0
Carrier Check = no
Stupid mode = on
Phone = *99#

#------------------------
# sms
#------------------------
# Each phone takes specific AT commands
# http://en.wikipedia.org/wiki/Motorola_phone_AT_commands     
# I was able to send sms pages using:
# Put phone in sms mode
AT+CMGF=1
AT+CMGS="joe@my.domain.com"\n
> test message
ctrl-z