[Winpcap-users] packet sending on win7

inter inter intercepter.mail at gmail.com
Thu Jul 1 12:16:40 PDT 2010


No, i dont have connection pc2pc, its not important actually.
my internet connection work via pppoe, modem is in bridge mode.
but it doesnt matter too.


2010/7/1 Gianluca Varenni <gianluca.varenni at cacetech.com>

>  What I asked is a direct connection between the two computers, not
> between the computer and the modem.
>
> BTW, are you sure it's a DSL modem and not a DSL router?
>
> Have a nice day
> GV
>
>  *From:* inter inter <intercepter.mail at gmail.com>
> *Sent:* Thursday, July 01, 2010 10:53 AM
> *To:* winpcap-users at winpcap.org
> *Subject:* Re: [Winpcap-users] packet sending on win7
>
> i already have that kind of connection.
> win7 <-ethernet_cable-> adsl_modem
>
> i can ping modem from cmd and i get reply, but when i send packet myself i
> dont get reply, i tried to send arp request and didn't get anything back.
> the deal is that the packets do not reach the physical link. something
> between winpcap -> ... -> physical link blocks it, some security filter,
> network driver or whatever else...and i want to know exactly where is the
> problem.
> anyone ever tried to inject packets on win7?
> to avoid more questions:
> all network preferences are ok, no physical problems.
> the code is written right, it works on XP.
>
> 2010/7/1 Gianluca Varenni <gianluca.varenni at cacetech.com>
>
>>  Can you please try connecting the two computers directly with an
>> ethernet cable and see what happens?
>>
>> Have a nice day
>> GV
>>
>>  *From:* inter inter <intercepter.mail at gmail.com>
>> *Sent:* Thursday, July 01, 2010 9:23 AM
>>   *To:* winpcap-users at winpcap.org
>> *Subject:* Re: [Winpcap-users] packet sending on win7
>>
>> I can not send packets from win7, it has 2 network interfaces, ethernet
>> with direct connection to adsl modem, and wifi connection to notebook.
>> The packets i send from win7 are visible in wireshark, but actually they
>> do not transmiting over network. both devices (modem and notebook do not
>> receive them).
>>
>> 2010/7/1 Gianluca Varenni <gianluca.varenni at cacetech.com>
>>
>>>  Are you saying that the issue happens when transmitting from either a
>>> wired host (with an ethernet connection) or a wireless card?
>>>
>>> Have a nice day
>>> GV
>>>
>>>  *From:* inter inter <intercepter.mail at gmail.com>
>>> *Sent:* Wednesday, June 30, 2010 9:39 PM
>>>  *To:* winpcap-users at winpcap.org
>>> *Subject:* Re: [Winpcap-users] packet sending on win7
>>>
>>> One host directly through the cable, and the second via WIFI.
>>>
>>> 2010/6/30 Gianluca Varenni <gianluca.varenni at cacetech.com>:
>>> > Are the two hosts connected directly with a cable or these is a
>>> > switch/router in between?
>>> >
>>> > Have a nice day
>>> > GV
>>> >
>>> > --------------------------------------------------
>>> > From: "inter inter" <intercepter.mail at gmail.com>
>>> > Sent: Wednesday, June 30, 2010 12:44 PM
>>> > To: <winpcap-users at winpcap.org>
>>> > Subject: [Winpcap-users] packet sending on win7
>>> >
>>> >> Good day, i have a problem with sending packets on Win7.
>>> >> I've spent a lot of time trying to fix the problem. So the deal is, i
>>> >> do pcap_sendpacket (with icmp request) to some host in network, and i
>>> >> dont get reply, but i see the outgoing packet in wireshark. I execute
>>> >> ping from cmd, comparing my packet and the packet Windows sends - they
>>> >> are the same (except for crc and id). However, i dont get reply.
>>> >> I started wireshark on remote host and realized that nothing comes to
>>> >> it! I loaded some old code which sends packets too (and works
>>> >> perfectly on XP) and it didnt work either. It seems to me that the
>>> >> problem is with Win7, i tried to turn off every available security
>>> >> measures and had no luck :(
>>> >> _______________________________________________
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