One other thing, sometimes the name of the interface appears as \Device\NPF_{
and usually appears as WAN (PPP/SLIP). Not sure if that is significant.
On 5/24/10, M K <gedropi@xxxxxxxxx> wrote:
> I am using 4.2. Yes, it has happened again but this time I was able
> to get it back without waiting until the next day. Thanks
>
> On 5/24/10, Gianluca Varenni <gianluca.varenni@xxxxxxxxxxxx> wrote:
>> This is most probably a WinPcap issue, and not a Wireshark one.
>>
>> Which version of WinPcap are you using?
>> When you encounter the issue, can you please report a bug as explained
>> here:
>>
>> http://www.winpcap.org/bugs.htm
>>
>> Have a nice day
>> GV
>>
>>
>> --------------------------------------------------
>> From: "M K" <gedropi@xxxxxxxxx>
>> Sent: Sunday, May 23, 2010 9:22 AM
>> To: "Community support list for Wireshark"
>> <wireshark-users@xxxxxxxxxxxxx>
>> Subject: [Wireshark-users] Vanishing interface
>>
>>> Currently I am using this low-end machine (Windows 2000 OEM, dial up)
>>> for passive monitoring to debug application, firewall, security and
>>> LAN issues via the generic adaptor & the WAN (PPP/SLIP) interfaces
>>> working in tandem. This has worked very well. Or, at least, until
>>> yesterday.
>>>
>>> Yesterday, somehow I lost the WAN (PPP/SLIP) interface. Without that
>>> interface, there was no capturing - unless one performs the
>>> installation of the virtual loopback adapter.
>>>
>>> Here is what I did. When the WAN interface vanished yesterday, I
>>> attempted to restart the box and then log on with WS. No Wan
>>> interface. Today I booted up and again started up WS. Today both
>>> interfaces were back.
>>>
>>> Here's my question: Why did I loose the interface in the first place?
>>> Since this interface originates from the WAN (for which I have no
>>> visibility) could this be a DCHP lease issue or an ACL issue or ?
>>>
>>> Many thanks.
>>> ___________________________________________________________________________
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>>>
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>>
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>