Sierra Wireless MC8790V



Hi,

I have been using a Sierra Wireless MC8790V device with NetworkManager on Debian. Many times the connection is successfully performed, but sometimes not and then it fails 
always (until I forcefully rmmod sierra and modprobe it again).

The usual information:

cat /etc/debian_version
wheezy/sid 

uname -r
3.0.0-2-686-pae

dpkg -l | grep network-manager
ii  network-manager                           0.9.1.95-1                        network management framework (daemon and userspace tools)
ii  network-manager-gnome                     0.9.1.95-1                        network management framework (GNOME frontend)
ii  network-manager-openvpn                   0.9.0-3                           network management framework (OpenVPN plugin core)
ii  network-manager-openvpn-gnome             0.9.0-3                           network management framework (OpenVPN plugin GNOME GUI)
ii  network-manager-pptp                      0.9.0-3                           network management framework (PPTP plugin core)
ii  network-manager-pptp-gnome                0.9.0-3                           network management framework (PPTP plugin GNOME GUI)
ii  network-manager-strongswan                1.1.2-2+b1                        network management framework (strongSwan plugin)
ii  network-manager-vpnc                      0.9.0-3                           network management framework (VPNC plugin core)
ii  network-manager-vpnc-gnome                0.9.0-3                           network management framework (VPNC plugin GNOME GUI)

Here is the daemon.log. I tried to mark the differing log lines with <--------------------*****

Any help is appreciated!

Thanks,
Markus
--------------------------------
Manual disconnect:

Nov 11 14:14:29 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: activated -> disconnected (reason 'user-requested') [100 30 39]
Nov 11 14:14:29 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): deactivating device (reason 'user-requested') [39]
Nov 11 14:14:29 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Nov 11 14:14:29 vtc6200 NetworkManager[2827]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed
Nov 11 14:14:29 vtc6200 modem-manager[2816]: <info>  [1321017269.289212] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:14:29 vtc6200 avahi-daemon[1548]: Withdrawing workstation service for ppp0.
Nov 11 14:14:29 vtc6200 avahi-daemon[1548]: Withdrawing workstation service for tun0.
Nov 11 14:14:29 vtc6200 nm-openvpn[3559]: SIGTERM[hard,] received, process exiting
Nov 11 14:14:29 vtc6200 NetworkManager[2827]: <warn> (16) failed to find interface name for index
Nov 11 14:14:29 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `iface != NULL' failed
Nov 11 14:14:29 vtc6200 NetworkManager[2827]: <warn> (16) failed to find interface name for index
Nov 11 14:14:29 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
Nov 11 14:14:29 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/tun0, iface: tun0)
Nov 11 14:14:30 vtc6200 modem-manager[2816]: <debug> [1321017270.754622] [mm-at-serial-port.c:298] debug_log(): (ttyUSB6): --> 'AT+CGACT=0,1<CR>'
Nov 11 14:14:30 vtc6200 modem-manager[2816]: <debug> [1321017270.776306] [mm-at-serial-port.c:298] debug_log(): (ttyUSB6): <-- '<CR><LF>ERROR<CR><LF>'
Nov 11 14:14:30 vtc6200 modem-manager[2816]: <debug> [1321017270.776438] [mm-serial-parsers.c:412] mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
Nov 11 14:14:30 vtc6200 modem-manager[2816]: <debug> [1321017270.833235] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): <-- '<CR><LF>NO CARRIER<CR><LF>'
Nov 11 14:14:30 vtc6200 modem-manager[2816]: <debug> [1321017270.833419] [mm-serial-parsers.c:412] mm_serial_parser_v1_parse(): Got failure code 3: No carrier
Nov 11 14:14:31 vtc6200 modem-manager[2816]: <debug> [1321017271.780364] [mm-port.c:181] mm_port_set_connected(): (ttyUSB3): port now disconnected
Nov 11 14:14:31 vtc6200 modem-manager[2816]: <debug> [1321017271.780555] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): --> 'AT+CGACT=0,1<CR>'
Nov 11 14:14:31 vtc6200 modem-manager[2816]: <debug> [1321017271.796146] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): <-- '<CR><LF>OK<CR><LF>'
Nov 11 14:14:31 vtc6200 modem-manager[2816]: <info>  [1321017271.796747] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> registered)

Successful connection (with automatic dispatch of VPN service):

Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) starting connection 'Vodafone'
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> need-auth (reason 'none') [40 60 0]
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802427] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): number => "*99#"
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802532] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): pin => "XXXX"
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802576] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): username => "vodafone"
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802618] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): apn => "web.vodafone.de"
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802667] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): network_mode => 0
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802719] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): password => "vodafone"
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802766] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): allowed_mode => 0
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802830] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 0
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.802979] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 2
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.803160] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): --> 'AT+CREG?<CR>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.819702] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): <-- '<CR><LF>+CREG: 
2,1,"059A","025C1E2B",2<CR><LF><CR><LF>OK<CR><LF>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.820008] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 4
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.820189] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): --> 'AT+CGDCONT?<CR>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.841065] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): <-- '<CR><LF>+CGDCONT: 
1,"IP","web.vodafone.de","0.0.0.0",0,0<CR><LF><CR><LF>OK<CR><LF>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.841425] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 5
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <info>  [1321017272.841806] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (registered -> connecting)
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.842160] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): --> 'AT+CGATT=1<CR>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.854553] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): <-- '<CR><LF>OK<CR><LF>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.854839] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): --> 'ATD*99***1#<CR>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.868920] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): <-- '<CR><LF>CONNECT 
115200<CR><LF>'
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.869130] [mm-port.c:181] mm_port_set_connected(): (ttyUSB3): port now connected
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <info>  [1321017272.869545] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connecting -> connected)
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.869930] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 6
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 2 of 5 (Device Configure) scheduled...
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 2 of 5 (Device Configure) starting...
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> config (reason 'none') [40 50 0]
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 2 of 5 (Device Configure) successful.
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 3 of 5 (IP Configure Start) scheduled.
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 2 of 5 (Device Configure) complete.
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 3 of 5 (IP Configure Start) started...
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: config -> ip-config (reason 'none') [50 70 0]
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> starting PPP connection
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> pppd started with pid 3647
Nov 11 14:14:32 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 3 of 5 (IP Configure Start) complete.
Nov 11 14:14:32 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: devices added (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
Nov 11 14:14:32 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: device added (path: /sys/devices/virtual/net/ppp0, iface: ppp0): no ifupdown configuration found.
Nov 11 14:14:32 vtc6200 modem-manager[2816]: <debug> [1321017272.910743] [mm-manager.c:793] device_added(): (net/ppp0): could not get port's parent device
Nov 11 14:14:34 vtc6200 NetworkManager[2827]: <info> VPN service 'openvpn' disappeared
Nov 11 14:14:35 vtc6200 NetworkManager[2827]: <info> PPP manager(IP Config Get) reply received.
Nov 11 14:14:35 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 4 of 5 (IP4 Configure Get) scheduled...
Nov 11 14:14:35 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 4 of 5 (IP4 Configure Get) started...
Nov 11 14:14:35 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 5 of 5 (IP Configure Commit) scheduled...
Nov 11 14:14:35 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 4 of 5 (IP4 Configure Get) complete.
Nov 11 14:14:35 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 5 of 5 (IP Configure Commit) started...
Nov 11 14:14:36 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: ip-config -> activated (reason 'none') [70 100 0]
Nov 11 14:14:36 vtc6200 NetworkManager[2827]: <info> Policy set 'Vodafone' (ppp0) as default for IPv4 routing and DNS.
Nov 11 14:14:36 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) successful, device activated.
Nov 11 14:14:36 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 5 of 5 (IP Configure Commit) complete.
Nov 11 14:14:38 vtc6200 NetworkManager[2827]: <info> Starting VPN service 'openvpn'...
Nov 11 14:14:38 vtc6200 NetworkManager[2827]: <info> VPN service 'openvpn' started (org.freedesktop.NetworkManager.openvpn), PID 3708
Nov 11 14:14:38 vtc6200 NetworkManager[2827]: <info> VPN service 'openvpn' appeared; activating connections
Nov 11 14:14:38 vtc6200 NetworkManager[2827]: <info> VPN plugin state changed: init (1)
Nov 11 14:14:38 vtc6200 NetworkManager[2827]: <info> VPN plugin state changed: starting (3)
Nov 11 14:14:38 vtc6200 NetworkManager[2827]: <info> VPN connection 'ComNets VPN' (Connect) reply received.
Nov 11 14:14:38 vtc6200 nm-openvpn[3711]: OpenVPN 2.2.0 i486-linux-gnu [SSL] [LZO2] [EPOLL] [PKCS11] [eurephia] [MH] [PF_INET6] [IPv6 payload 20110424-2 (2.2RC2)] built 
on Jun 16 2011
Nov 11 14:14:38 vtc6200 nm-openvpn[3711]: WARNING: No server certificate verification method has been enabled.  See http://openvpn.net/howto.html#mitm for more info.
Nov 11 14:14:38 vtc6200 nm-openvpn[3711]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
Nov 11 14:14:38 vtc6200 nm-openvpn[3711]: LZO compression initialized
Nov 11 14:14:38 vtc6200 nm-openvpn[3711]: UDPv4 link local: [undef]
Nov 11 14:14:38 vtc6200 nm-openvpn[3711]: UDPv4 link remote: [AF_INET]XX.XX.XX.XX:1194
Nov 11 14:14:41 vtc6200 nm-openvpn[3711]: [sam] Peer Connection Initiated with [AF_INET]XX.XX.XX.XX:1194
Nov 11 14:14:45 vtc6200 nm-openvpn[3711]: TUN/TAP device tun0 opened
Nov 11 14:14:45 vtc6200 nm-openvpn[3711]: /usr/lib/NetworkManager/nm-openvpn-service-openvpn-helper tun0 1500 1542 XX.XX.XX.XX XX.XX.XX.XX init
Nov 11 14:14:45 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: devices added (path: /sys/devices/virtual/net/tun0, iface: tun0)
Nov 11 14:14:45 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: device added (path: /sys/devices/virtual/net/tun0, iface: tun0): no ifupdown configuration found.
Nov 11 14:14:45 vtc6200 modem-manager[2816]: <debug> [1321017285.419277] [mm-manager.c:793] device_added(): (net/tun0): could not get port's parent device
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> VPN connection 'VPN' (IP Config Get) reply received.
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> VPN Gateway: XXXXXXX
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Internal Gateway: XX.XX.XX.XX
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Tunnel Device: tun0
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Internal IP4 Address: XX.XX.XX.XX
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Internal IP4 Prefix: 32
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Internal IP4 Point-to-Point Address: XX.XX.XX.XX
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Maximum Segment Size (MSS): 0
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Static Route: XX.XX.XX.XX/24   Next Hop: XX.XX.XX.XX
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Static Route: XX.XX.XX.XX/32   Next Hop: XX.XX.XX.XX
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Forbid Default Route: no
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> Internal IP4 DNS: XX.XX.XX.XX
Nov 11 14:14:45 vtc6200 NetworkManager[2827]: <info> DNS Domain: '(none)'
Nov 11 14:14:45 vtc6200 nm-openvpn[3711]: Initialization Sequence Completed
Nov 11 14:14:46 vtc6200 NetworkManager[2827]: <info> VPN connection 'ComNets VPN' (IP Config Get) complete.
Nov 11 14:14:46 vtc6200 NetworkManager[2827]: <info> Policy set 'ComNets VPN' (tun0) as default for IPv4 routing and DNS.
Nov 11 14:14:46 vtc6200 NetworkManager[2827]: <info> VPN plugin state changed: started (4)
Nov 11 14:14:54 vtc6200 modem-manager[2816]: <debug> [1321017294.757150] [mm-at-serial-port.c:298] debug_log(): (ttyUSB6): --> 'AT+CIND?<CR>'
Nov 11 14:14:57 vtc6200 modem-manager[2816]: <debug> [1321017297.756003] [mm-at-serial-port.c:298] debug_log(): (ttyUSB6): --> 'AT*CNTI=0<CR>'


--------------------------------
Manual disconnect:

Nov 11 14:15:00 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: activated -> disconnected (reason 'user-requested') [100 30 39]
Nov 11 14:15:00 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): deactivating device (reason 'user-requested') [39]
Nov 11 14:15:00 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Nov 11 14:15:00 vtc6200 NetworkManager[2827]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed
Nov 11 14:15:00 vtc6200 avahi-daemon[1548]: Withdrawing workstation service for ppp0.
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <info>  [1321017300.175261] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:00 vtc6200 avahi-daemon[1548]: Withdrawing workstation service for tun0.
Nov 11 14:15:00 vtc6200 nm-openvpn[3711]: SIGTERM[hard,] received, process exiting
Nov 11 14:15:00 vtc6200 NetworkManager[2827]: <warn> (18) failed to find interface name for index
Nov 11 14:15:00 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `iface != NULL' failed
Nov 11 14:15:00 vtc6200 NetworkManager[2827]: <warn> (18) failed to find interface name for index
Nov 11 14:15:00 vtc6200 dbus[1438]: [system] Activating service name='org.freedesktop.nm_dispatcher' (using servicehelper)
Nov 11 14:15:00 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
Nov 11 14:15:00 vtc6200 NetworkManager[2827]:    SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/tun0, iface: tun0)
Nov 11 14:15:00 vtc6200 dbus[1438]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher'
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <debug> [1321017300.662581] [mm-at-serial-port.c:298] debug_log(): (ttyUSB3): <-- '<CR><LF>NO CARRIER<CR><LF>'
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <debug> [1321017300.662743] [mm-serial-parsers.c:412] mm_serial_parser_v1_parse(): Got failure code 3: No carrier
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <debug> [1321017300.665572] [mm-serial-port.c:636] data_available(): (ttyUSB3) unexpected port hangup!  <--------------------
*****
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <debug> [1321017300.665651] [mm-serial-port.c:844] mm_serial_port_close(): (ttyUSB3) device open count is 0 (close)
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <info>  [1321017300.665720] [mm-serial-port.c:859] mm_serial_port_close(): (ttyUSB3) closing serial port...
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <debug> [1321017300.665810] [mm-port.c:181] mm_port_set_connected(): (ttyUSB3): port now disconnected
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <info>  [1321017300.667232] [mm-serial-port.c:880] mm_serial_port_close(): (ttyUSB3) serial port closed
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <debug> [1321017300.754638] [mm-at-serial-port.c:298] debug_log(): (ttyUSB6): --> 'AT+CGACT=0,1<CR>'
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <debug> [1321017300.777799] [mm-at-serial-port.c:298] debug_log(): (ttyUSB6): <-- '<CR><LF>OK<CR><LF>'
Nov 11 14:15:00 vtc6200 modem-manager[2816]: <info>  [1321017300.778578] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:00 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.   <--------------------*****
Nov 11 14:15:05 vtc6200 NetworkManager[2827]: <info> VPN service 'openvpn' disappeared

Failed try to connect:

Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) starting connection 'Vodafone'
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> need-auth (reason 'none') [40 60 0]
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <info>  [1321017308.040536] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)  <--------------------*****
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <info>  [1321017308.040986] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)  <--------------------*****
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.  <--------------------*****
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.043917] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): number => "*99#"
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044040] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): pin => "XXXX"
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044102] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): username => "vodafone"
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044163] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): apn => "web.vodafone.de"
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044235] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): network_mode => 0
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044296] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): password => "vodafone"
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044362] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): allowed_mode => 0
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044450] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 0
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <debug> [1321017308.044637] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 2
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <warn> GSM connection failed: (32) Sending command failed: device is not enabled   <--------------------*****
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> failed (reason 'unknown') [40 120 1]
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <warn> Activation (ttyUSB3) failed.
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <info>  [1321017308.048925] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:08 vtc6200 modem-manager[2816]: <info>  [1321017308.049398] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: failed -> disconnected (reason 'none') [120 30 0]
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): deactivating device (reason 'none') [0]
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed
Nov 11 14:15:08 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.

Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Auto-activating connection 'Vodafone'.
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) starting connection 'Vodafone'
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> need-auth (reason 'none') [40 60 0]
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <info>  [1321017311.763906] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <info>  [1321017311.764436] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765050] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): number => "*99#"
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765146] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): pin => "XXXX"
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765214] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): username => "vodafone"
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765301] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): apn => "web.vodafone.de"
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765372] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): network_mode => 0
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765437] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): password => "vodafone"
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765503] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): allowed_mode => 0
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765599] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 0
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <debug> [1321017311.765966] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 2
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <warn> GSM connection failed: (32) Sending command failed: device is not enabled
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> failed (reason 'unknown') [40 120 1]
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <info>  [1321017311.777111] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:11 vtc6200 modem-manager[2816]: <info>  [1321017311.777706] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <warn> Activation (ttyUSB3) failed.
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: failed -> disconnected (reason 'none') [120 30 0]
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): deactivating device (reason 'none') [0]
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Nov 11 14:15:11 vtc6200 NetworkManager[2827]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed

Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Auto-activating connection 'Vodafone'.
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) starting connection 'Vodafone'
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> need-auth (reason 'none') [40 60 0]
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <info>  [1321017314.761927] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <info>  [1321017314.762458] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.767579] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): number => "*99#"
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.767685] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): pin => "XXXX"
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.767744] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): username => "vodafone"
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.767801] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): apn => "web.vodafone.de"
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.767872] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): network_mode => 0
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.767931] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): password => "vodafone"
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.768016] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): allowed_mode => 0
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.768105] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 0
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <debug> [1321017314.768260] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 2
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <warn> GSM connection failed: (32) Sending command failed: device is not enabled
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> failed (reason 'unknown') [40 120 1]
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <warn> Activation (ttyUSB3) failed.
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <info>  [1321017314.773578] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:14 vtc6200 modem-manager[2816]: <info>  [1321017314.774138] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: failed -> disconnected (reason 'none') [120 30 0]
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): deactivating device (reason 'none') [0]
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Nov 11 14:15:14 vtc6200 NetworkManager[2827]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed

Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Auto-activating connection 'Vodafone'.
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) starting connection 'Vodafone'
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> need-auth (reason 'none') [40 60 0]
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <info>  [1321017317.761428] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <info>  [1321017317.761769] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) scheduled...
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) started...
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Activation (ttyUSB3) Stage 1 of 5 (Device Prepare) complete.
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769139] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): number => "*99#"
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769272] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): pin => "XXXX"
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769332] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): username => "vodafone"
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769395] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): apn => "web.vodafone.de"
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769477] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): network_mode => 0
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769536] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): password => "vodafone"
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769603] [mm-generic-gsm.c:5099] simple_connect(): (ttyUSB3): allowed_mode => 0
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769701] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 0
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <debug> [1321017317.769949] [mm-generic-gsm.c:4988] simple_state_machine(): (ttyUSB3): simple connect state 2
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <warn> GSM connection failed: (32) Sending command failed: device is not enabled
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: prepare -> failed (reason 'unknown') [40 120 1]
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> Marking connection 'Vodafone' invalid.
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <info>  [1321017317.776515] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting)
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <warn> Activation (ttyUSB3) failed.
Nov 11 14:15:17 vtc6200 modem-manager[2816]: <info>  [1321017317.777148] [mm-modem.c:742] mm_modem_set_state(): Modem 
/org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected)
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> disconnect failed: (32) The serial port is not open.
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): device state change: failed -> disconnected (reason 'none') [120 30 0]
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: <info> (ttyUSB3): deactivating device (reason 'none') [0]
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Nov 11 14:15:17 vtc6200 NetworkManager[2827]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed

For completeness the lsusb -v:
Bus 001 Device 002: ID 1199:683c Sierra Wireless, Inc. 
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  idVendor           0x1199 Sierra Wireless, Inc.
  idProduct          0x683c 
  bcdDevice            0.06
  iManufacturer           3 Sierra Wireless, Incorporated
  iProduct                2 MC8790V
  iSerial                 0 
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength          198
    bNumInterfaces          7
    bConfigurationValue     1
    iConfiguration          1 Sierra Configuration
    bmAttributes         0xe0
      Self Powered
      Remote Wakeup
    MaxPower                0mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x01  EP 1 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x02  EP 2 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        2
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x83  EP 3 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x03  EP 3 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        3
      bAlternateSetting       0
      bNumEndpoints           3
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x84  EP 4 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval               5
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x85  EP 5 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x04  EP 4 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        4
      bAlternateSetting       0
      bNumEndpoints           3
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x86  EP 6 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval               5
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x87  EP 7 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x05  EP 5 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        5
      bAlternateSetting       0
      bNumEndpoints           3
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x88  EP 8 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval               5
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x89  EP 9 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x06  EP 6 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        6
      bAlternateSetting       0
      bNumEndpoints           3
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              0 
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x8a  EP 10 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0040  1x 64 bytes
        bInterval               5
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x8b  EP 11 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x07  EP 7 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval              32
Device Qualifier (for other device speed):
  bLength                10
  bDescriptorType         6
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  bNumConfigurations      1
Device Status:     0x0001
  Self Powered

Bus 006 Device 002: ID 045e:00dd Microsoft Corp. Comfort Curve Keyboard 2000 V1.0
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0         8
  idVendor           0x045e Microsoft Corp.
  idProduct          0x00dd Comfort Curve Keyboard 2000 V1.0
  bcdDevice            1.73
  iManufacturer           1 Microsoft
  iProduct                2 Comfort Curve Keyboard 2000
  iSerial                 0 
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           59
    bNumInterfaces          2
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0xa0
      (Bus Powered)
      Remote Wakeup
    MaxPower              100mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           1
      bInterfaceClass         3 Human Interface Device
      bInterfaceSubClass      1 Boot Interface Subclass
      bInterfaceProtocol      1 Keyboard
      iInterface              0 
        HID Device Descriptor:
          bLength                 9
          bDescriptorType        33
          bcdHID               1.11
          bCountryCode            0 Not supported
          bNumDescriptors         1
          bDescriptorType        34 Report
          wDescriptorLength      60
         Report Descriptors: 
           ** UNAVAILABLE **
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval              10
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        1
      bAlternateSetting       0
      bNumEndpoints           1
      bInterfaceClass         3 Human Interface Device
      bInterfaceSubClass      0 No Subclass
      bInterfaceProtocol      0 None
      iInterface              0 
        HID Device Descriptor:
          bLength                 9
          bDescriptorType        33
          bcdHID               1.11
          bCountryCode            0 Not supported
          bNumDescriptors         1
          bDescriptorType        34 Report
          wDescriptorLength      86
         Report Descriptors: 
           ** UNAVAILABLE **
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x82  EP 2 IN
        bmAttributes            3
          Transfer Type            Interrupt
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0008  1x 8 bytes
        bInterval              10
Device Status:     0x0000
  (Bus Powered)

------------------------------------------------
| Dipl.-Ing. Markus Becker
| Communication Networks
| TZI - Center for Computing Technologies
| University Bremen
| Germany
------------------------------------------------
| web: http://www.comnets.uni-bremen.de/~mab/
| mailto: mab comnets uni-bremen de
| telephone: +49 421 218 62379
| building: NW1 room: N2260
------------------------------------------------


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