Public bug reported: Once in a while my mobile broadband modem just disconnects and disappears from the network indicator in the status bar. Syslog has this to say:
Oct 7 17:56:37 X58A-UD3R pppd[4193]: LCP terminated by peer Oct 7 17:56:37 X58A-UD3R pppd[4193]: Connect time 22.8 minutes. Oct 7 17:56:37 X58A-UD3R pppd[4193]: Sent 1202109 bytes, received 22074370 bytes. Oct 7 17:56:37 X58A-UD3R pppd[4193]: Modem hangup Oct 7 17:56:37 X58A-UD3R pppd[4193]: Connection terminated. Oct 7 17:56:37 X58A-UD3R avahi-daemon[1358]: Withdrawing workstation service for ppp0. Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> (ttyUSB0): device state change: activated -> failed (reason 'ppp-disconnect') [100 120 13] Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <warn> Activation (ttyUSB0) failed. Oct 7 17:56:37 X58A-UD3R modem-manager[1297]: <info> (ttyUSB0) closing serial port... Oct 7 17:56:37 X58A-UD3R modem-manager[1297]: <info> (ttyUSB0) serial port closed Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/ppp0, iface: ppp0) Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> (ttyUSB0): now unmanaged Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> (ttyUSB0): device state change: failed -> unmanaged (reason 'removed') [120 10 36] Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> (ttyUSB0): deactivating device (reason 'removed') [36] Oct 7 17:56:37 X58A-UD3R modem-manager[1297]: <info> Modem /org/freedesktop/ModemManager/Modems/2: state changed (connected -> disconnecting) Oct 7 17:56:37 X58A-UD3R modem-manager[1297]: <info> Modem /org/freedesktop/ModemManager/Modems/2: state changed (disconnecting -> connected) Oct 7 17:56:37 X58A-UD3R dbus[1284]: [system] Activating service name='org.freedesktop.nm_dispatcher' (using servicehelper) Oct 7 17:56:37 X58A-UD3R dbus[1284]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher' Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <warn> could not read ppp stats: No such device Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> Clearing nscd hosts cache. Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> (ttyUSB0): cleaning up... Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> (ttyUSB0): taking down device. Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> Unmanaged Device found; state CONNECTED forced. (see http://bugs.launchpad.net/bugs/191889) Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> Unmanaged Device found; state CONNECTED forced. (see http://bugs.launchpad.net/bugs/191889) Oct 7 17:56:37 X58A-UD3R NetworkManager[1403]: <info> disconnect failed: (32) The serial port is not open. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: ppp 2.4.5-5ubuntu1 ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4 Uname: Linux 3.0.0-12-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 1.23-0ubuntu2 Architecture: amd64 Date: Fri Oct 7 18:04:31 2011 ExecutablePath: /usr/sbin/pppd InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1) ProcEnviron: PATH=(custom, no user) SourcePackage: ppp UpgradeStatus: Upgraded to oneiric on 2011-08-27 (40 days ago) ** Affects: ppp (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug oneiric -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/869954 Title: Mobile Broadband Modem disconnects, disappears from NetworkManager list To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ppp/+bug/869954/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
