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

[ping]

On 11/22/2012 10:29 AM, Colin Law wrote:
> 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?

here is the command of fdisk
$ sudo fdisk -l
currently my disk was marked and detected as sda1, and I expect to see 
sdb1 or sth else appears for the new device attached, but there is 
nothing...
>
>> [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.
thanks, I didn't even check it with more info when it worked...
>
> Colin
>
> Colin
>