Relevant parts of the debug log:
modem-manager[2035]: <debug> [1303148691.597683] [mm-at-serial-port.c:298] debug_log(): (ttyUSB0): --> 'AT+CFUN=1<CR>' modem-manager[2035]: <debug> [1303148691.617318] [mm-at-serial-port.c:298] debug_log(): (ttyUSB0): <-- '<CR><LF>ERROR<CR><LF>' modem-manager[2035]: <debug> [1303148691.617603] [mm-serial-parsers.c:340] mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
...
-manager[2035]: <debug> [1303148691.942132] [mm-at-serial-port.c:298] debug_log(): (ttyUSB0): --> 'AT^SYSCFG=2,0,40000000,2,4<CR>' modem-manager[2035]: <debug> [1303148691.981276] [mm-at-serial-port.c:298] debug_log(): (ttyUSB0): <-- '<CR><LF>ERROR<CR><LF>' modem-manager[2035]: <debug> [1303148691.981624] [mm-serial-parsers.c:340] mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
modem-manager[2035]: <debug> [1303148756.245301] [mm-at-serial-port.c:298] debug_log(): (ttyUSB0): <-- '<CR><LF>+CIND: 5,0,0,0,0,0,0,0<CR><LF><CR><LF>OK<CR><LF>' modem-manager[2035]: <debug> [1303148756.249789] [mm-at-serial-port.c:298] debug_log(): (ttyUSB0): --> 'AT+COPS=?<CR>' modem-manager[2035]: <debug> [1303148756.277244] [mm-at-serial-port.c:298] debug_log(): (ttyUSB0): <-- '<CR><LF>ERROR<CR><LF>' modem-manager[2035]: <debug> [1303148756.277424] [mm-serial-parsers.c:340] mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
Relevant parts of the debug log:
modem-manager[ 2035]: <debug> [1303148691.597683] [mm-at- serial- port.c: 298] debug_log(): (ttyUSB0): --> 'AT+CFUN=1<CR>' 2035]: <debug> [1303148691.617318] [mm-at- serial- port.c: 298] debug_log(): (ttyUSB0): <-- '<CR><LF> ERROR<CR> <LF>' 2035]: <debug> [1303148691.617603] [mm-serial- parsers. c:340] mm_serial_ parser_ v1_parse( ): Got failure code 100: Unknown error
modem-manager[
modem-manager[
...
-manager[2035]: <debug> [1303148691.942132] [mm-at- serial- port.c: 298] debug_log(): (ttyUSB0): --> 'AT^SYSCFG= 2,0,40000000, 2,4<CR> ' 2035]: <debug> [1303148691.981276] [mm-at- serial- port.c: 298] debug_log(): (ttyUSB0): <-- '<CR><LF> ERROR<CR> <LF>' 2035]: <debug> [1303148691.981624] [mm-serial- parsers. c:340] mm_serial_ parser_ v1_parse( ): Got failure code 100: Unknown error
modem-manager[
modem-manager[
...
modem-manager[ 2035]: <debug> [1303148756.245301] [mm-at- serial- port.c: 298] debug_log(): (ttyUSB0): <-- '<CR><LF>+CIND: 5,0,0,0, 0,0,0,0< CR><LF> <CR><LF> OK<CR>< LF>' 2035]: <debug> [1303148756.249789] [mm-at- serial- port.c: 298] debug_log(): (ttyUSB0): --> 'AT+COPS=?<CR>' 2035]: <debug> [1303148756.277244] [mm-at- serial- port.c: 298] debug_log(): (ttyUSB0): <-- '<CR><LF> ERROR<CR> <LF>' 2035]: <debug> [1303148756.277424] [mm-serial- parsers. c:340] mm_serial_ parser_ v1_parse( ): Got failure code 100: Unknown error
modem-manager[
modem-manager[
modem-manager[