Re: Continues drops on 3G

[Dan Williams <dcbw redhat com>]

On Wed, 2010-02-10 at 15:09 +0100, Jonathan Petersson wrote:
> Hi Dan,
> 
> Turns out that my drive was crashing causing the whole system to be
> unstable for some reason it started showing with the 3G modem dying,
> buying a new drive and reinstalling the system solved the issue :)
> 
> Btw, as mentioned earlier I just got notified that my 4G modem is
> ready for pickup so I'll try to get it sometime this week.

Excellent, when you get it let me know so we can do some inspection.  If
you don't mind, also email me the Windows driver installer so we can
poke around with 'strings' and see how it does stuff.

Dan


> /Jonathan
> 
> On Tue, Feb 9, 2010 at 12:19 AM, Dan Williams <dcbw redhat com> wrote:
> > On Sun, 2010-01-31 at 23:51 +0100, Jonathan Petersson wrote:
> >> Hi all,
> >>
> >> Throughout the last 24 hours I've started getting quite frequent drops
> >> on my 3G connection, talking to the provider they don't have any known
> >> issues.
> >
> > It looks like your modem is actually crashing and rebooting itself.
> > Note how it appears to drop off the bus completely, and then have to get
> > re-probed and initialized.
> >
> > 1) what specific Huawei modem is this?
> > 2) what firmware version is the modem running?  Older Huawei firmwares
> > are known to be problematic; you may want to check and see if there's an
> > update for your device through your provider and apply it.
> >
> > Dan
> >
> >
> >> Here's the logs from network-manager and modem-manager:
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: <info>  (ppp0):
> >> writing resolv.conf to /sbin/resolvconf
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> device state change: 7 -> 8 (reason 0)
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: <info>  (ppp0):
> >> writing resolv.conf to /sbin/resolvconf
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: <info>  Policy set
> >> 'Telenor Mobilt bredband 1' (ppp0) as default for routing and DNS.
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: <info>  Activation
> >> (ttyUSB2) successful, device activated.
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: <info>  Activation
> >> (ttyUSB2) Stage 5 of 5 (IP Configure Commit) complete.
> >> Jan 31 23:40:10 jpetersson2-desktop nm-dispatcher.action: Tried to set
> >> deprecated property gsm/band
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: Tried to set
> >> deprecated property gsm/band
> >> Jan 31 23:40:10 jpetersson2-desktop NetworkManager: Tried to set
> >> deprecated property gsm/band
> >> Jan 31 23:41:42 jpetersson2-desktop modem-manager: Removed modem
> >> /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-5
> >> Jan 31 23:41:42 jpetersson2-desktop modem-manager: (ttyUSB2) closing
> >> serial device...
> >> Jan 31 23:41:42 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> now unmanaged
> >> Jan 31 23:41:42 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> device state change: 8 -> 1 (reason 36)
> >> Jan 31 23:41:42 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> deactivating device (reason: 36).
> >> Jan 31 23:41:42 jpetersson2-desktop NetworkManager: <info>  (ppp0):
> >> removing resolv.conf from /sbin/resolvconf
> >> Jan 31 23:41:42 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> cleaning up...
> >> Jan 31 23:41:42 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> taking down device.
> >> Jan 31 23:41:42 jpetersson2-desktop NetworkManager:
> >> SCPlugin-Ifupdown: devices removed (path:
> >> /sys/devices/virtual/net/ppp0, iface: ppp0)
> >> Jan 31 23:41:42 jpetersson2-desktop nm-dispatcher.action: Tried to set
> >> deprecated property gsm/band
> >> Jan 31 23:41:42 jpetersson2-desktop nm-dispatcher.action: Error in
> >> get_property: Method "Get" with signature "ss" on interface
> >> "org.freedesktop.DBus.Properties" doesn't exist#012
> >> Jan 31 23:41:42 jpetersson2-desktop modem-manager: (Huawei): (ttyUSB0)
> >> deferring support check
> >> Jan 31 23:41:42 jpetersson2-desktop modem-manager: (ttyUSB2) opening
> >> serial device...
> >> Jan 31 23:41:42 jpetersson2-desktop modem-manager: (ttyUSB2): probe
> >> requested by plugin 'Huawei'
> >> Jan 31 23:41:42 jpetersson2-desktop modem-manager: (Huawei): (ttyUSB1)
> >> deferring support check
> >> Jan 31 23:41:44 jpetersson2-desktop NetworkManager: <debug>
> >> [1264977704.002147] ensure_killed(): waiting for ppp pid 4706 to exit
> >> Jan 31 23:41:44 jpetersson2-desktop NetworkManager: <debug>
> >> [1264977704.002313] ensure_killed(): ppp pid 4706 cleaned up
> >> Jan 31 23:41:44 jpetersson2-desktop modem-manager: Got failure code 3:
> >> No carrier
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (ttyUSB2) closing
> >> serial device...
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (Huawei): GSM modem
> >> /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-5 claimed port ttyUSB2
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: Added modem
> >> /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-5
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: Exported modem
> >> /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-5 as
> >> /org/freedesktop/ModemManager/Modems/5
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> new GSM device (driver: 'option1')
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> exported as /org/freedesktop/NetworkManager/Devices/6
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> now managed
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> device state change: 1 -> 2 (reason 2)
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> deactivating device (reason: 2).
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: flush_routes:
> >> assertion `iface_idx >= 0' failed
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: flush_addresses:
> >> assertion `iface_idx >= 0' failed
> >> Jan 31 23:41:45 jpetersson2-desktop NetworkManager: <info>  (ttyUSB2):
> >> device state change: 2 -> 3 (reason 0)
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (ttyUSB0):
> >> re-checking support...
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (ttyUSB0) opening
> >> serial device...
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (ttyUSB0) closing
> >> serial device...
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (Huawei): GSM modem
> >> /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-5 claimed port ttyUSB0
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (ttyUSB1):
> >> re-checking support...
> >> Jan 31 23:41:45 jpetersson2-desktop modem-manager: (ttyUSB1) opening
> >> serial device...
> >> Jan 31 23:41:50 jpetersson2-desktop modem-manager: (ttyUSB1) closing
> >> serial device...
> >> Jan 31 23:41:50 jpetersson2-desktop modem-manager: (ttyUSB1) opening
> >> serial device...
> >> Jan 31 23:41:50 jpetersson2-desktop modem-manager: (ttyUSB1): probe
> >> requested by plugin 'Generic'
> >> Jan 31 23:42:01 jpetersson2-desktop modem-manager: (ttyUSB1) closing
> >> serial device...
> >>
> >> Please advice on cause and fix.
> >>
> >> Thanks
> >>
> >> /Jonathan
> >> _______________________________________________
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> >
> >
> >