modem-manager[31056]: <debug> [1372409925.386545] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): --> 'AT^SYSINFO<CR>'
modem-manager[31056]: <debug> [1372409925.851907] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>^DSFLOWRPT:00000018,00000033,00000000,00000000000021CA,000000000000400D,00000000,00000000<CR><LF>'
modem-manager[31056]: <debug> [1372409925.852034] [mm-modem-huawei-gsm.c:710] handle_status_change(): Duration: 24 Up: 0 Kbps Down: 0 Kbps Total: 8 Total: 16

modem-manager[31056]: <debug> [1372409926.311309] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>NO CARRIER<CR><LF>'
modem-manager[31056]: <debug> [1372409926.311451] [mm-serial-parsers.c:464] mm_serial_parser_v1_parse(): Got failure code 3: No carrier
modem-manager[31056]: <info>  [1372409926.375502] [mm-modem.c:776] mm_modem_set_state(): Modem /org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
modem-manager[31056]: port_connected: (ttyUSB0) could not re-acquire serial port lock: (5) Input/output error
modem-manager[31056]: <debug> [1372409927.377017] [mm-port.c:181] mm_port_set_connected(): (ttyUSB0): port now disconnected
modem-manager[31056]: <debug> [1372409927.377128] [mm-serial-port.c:697] data_available(): (ttyUSB0) unexpected port hangup!
modem-manager[31056]: <debug> [1372409927.377168] [mm-serial-port.c:930] mm_serial_port_close(): (ttyUSB0) device open count is 0 (close)
modem-manager[31056]: <info>  [1372409927.377226] [mm-serial-port.c:946] mm_serial_port_close(): (ttyUSB0) closing serial port...
modem-manager[31056]: <info>  [1372409927.377289] [mm-serial-port.c:977] mm_serial_port_close(): (ttyUSB0) serial port closed
modem-manager[31056]: <debug> [1372409927.377330] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): --> 'AT+CGACT=0,2<CR>'
modem-manager[31056]: <debug> [1372409927.427441] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
modem-manager[31056]: <info>  [1372409927.427681] [mm-modem.c:776] mm_modem_set_state(): Modem /org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> registered)
modem-manager[31056]: mm_serial_port_close: assertion `priv->open_count > 0' failed
modem-manager[31056]: <debug> [1372409929.332797] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>^RSSI:22<CR><LF>'
modem-manager[31056]: <debug> [1372409935.330107] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>^RSSI:22<CR><LF>'
modem-manager[31056]: <debug> [1372409944.346836] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>^RSSI:22<CR><LF>'
modem-manager[31056]: <debug> [1372409950.361828] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>^RSSI:22<CR><LF>'
modem-manager[31056]: <debug> [1372409953.357742] [mm-at-serial-port.c:334] debug_log(): (ttyUSB2): <-- '<CR><LF>^RSSI:22<CR><LF>'

