[Winpcap-users] why pcap_findalldevs run about 30 seconds

工商银行 my95588 at gmail.com
Mon Dec 10 02:35:43 GMT 2007


Thank you for your suggestion.
I try it.
                         michael



2007/12/8, Gianluca Varenni <gianluca.varenni at cacetech.com>:
>
>  This can be due to a number of reasons.
>
> Do you have IPv6 enabled on your machine? this might slow down things a
> lot.
> Are you calling pcap_findalldevs from within a service that starts at boot
> time (maybe before you notify the SCM that the service is up and running)?
>
> Also, I strongly suggest you to migrate to WinPcap 4.0. It contains a huge
> number of bug fixes, and we do not provide any support for such an old
> version of WinPcap.
>
> Have a nice day
> GV
>
>
>
>  ----- Original Message -----
> *From:* 工商银行 <my95588 at gmail.com>
> *To:* winpcap-users at winpcap.org
> *Sent:* Friday, December 07, 2007 12:34 AM
> *Subject:* [Winpcap-users] why pcap_findalldevs run about 30 seconds
>
>
> Hi,all
> I have developped a radius client application .
> and use libnet and winpcap API.
> The purpose is that deny the unauthoried user.
> The procedure is
> 1 the windows xp started.
> 2.my application started to authorized with the radius server.
> I trace my application that found pcap_findalldevs consume about 30
> seconds.
> pcap_findalldevs run so slowly?
> Can anyone help me?
> My environment:Windows xp,winpcap 3.0
>
>                       michael
>
>
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