(2nd try) ubuntu 12.04LTS: sometime won't detect my iphone4s!

Colin Law clanlaw at googlemail.com
Thu Nov 22 15:29:00 UTC 2012

On 22 November 2012 15:09, ping <songpingemail at gmail.com> wrote:
> On 11/22/2012 03:41 AM, Colin Law wrote:
>> On 21 November 2012 21:09, ping <songpingemail at gmail.com> wrote:
>>> On 11/13/2012 04:44 PM, ping wrote:
>>>> folks:
>>>> not sure you guys expericence the same,  sometime my iphone4s can't be
>>>> recognized when I connect the USB cable into ubuntu PC.
>>>> previously I had similiar issue with blackberry and in that case can be
>>>> constantly resolved by:
>>>>      $ sudo modprobe -r usb_storage
>>>>      $ sudo modprobe usb_storage
>>>> but now this doesn't work, any known solutions?
>>>> thanks!
>>>> regards
>>>> ping
>>> guys, anyone can help here?
>> Does running dmesg in a terminal tell you anything useful (in the case
>> that it does not work).  Run dmesg then plug it in and run dmesg again
>> and see what new messages have been added.
>> Colin
> thanks Colin,
> I'm really confused here, what does it has anything to do with eth0?
> yes the iphone looks been detected here, but fdisk detected nothing.
> how to proceed now?

fdisk?  What command are you running?

> [11786.566321] usb 2-1.1: new high-speed USB device number 6 using ehci_hcd
> [11786.799690] ipheth 2-1.1:4.2: Apple iPhone USB Ethernet device attached
> [11786.866078] ADDRCONF(NETDEV_UP): eth0: link is not ready
> [11786.866980] ADDRCONF(NETDEV_UP): eth0: link is not ready

It appears to be trying to attach it as a ethernet device.  What do
you see when it does connect ok?  I don't know about the iphone, can
it be used via the usb in different modes?  Maybe someone with more
detailed knowledge of the iphone can help.



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