Hi,
> Well, as usual, I found the solution 10 minutes after I posted :-( > > It's the Nokia VPN client apparently (I disabled it and it works). Several VPN clients cause this kind of problems. The reason seems that they don't follow perfectly the NDIS specifications. > Now the > next question is: is there any way to avoid this kind of issue? I remember > in NT there used to be a feature to decide in which order things were bound > etc, but I don't think there is an equivalent in W2K? In the properties of a network connetcion you can enable/disable the bindings. As far as I know, this is the best that can be done without editing the registry. > And would it actually solve the problem? The Nokia VPN client is a > "miniport" one, so I guess the NPF driver would need to be a miniport > driver bound before the VPN client for that to work? I suspect that it's an intermediate driver rather than a miniport one. Intermediate drivers sit between miniport NIC drivers and protocol drivers, and are normally used for things like firewalls, VPN and so on. Loris > Any hints welcome... > > Thanks, > > Jacques. > > At 09:45 23/04/2002, Jacques Caron wrote: > >Hi all, > > > >Just started playing with winpcap, and first of all thanks for all the > >good work! > > > >Now, even though I can capture data OK, I also need to send some raw > >ethernet frames. I use pcap_send_packet, but other than having my packet > >appear in my filter and WinDump (sometimes multiple times!), I don't > >believe it's ever sent on the wire. > > > >I also tried the sample TG.exe (which uses packet.dll directly), but it > >doesn't seem to be more successful. > > > >I'm running W2K SP2, and tried the operation both on a WLAN card (True > >Mobile 1150/Orinocco) and wired Ethernet card (Xircom RealPort 10/100). > >I'm compiling my bit of software under Cygwin in no-cygwin (mingw) mode, > >and use the TG.exe binary in the developer's package. > > > >When I say I don't think anything is sent, that means there are no LEDs > >blinking, no logs of traffic (on AP using the WLAN card)... > > > >Note also that I have a couple of VPN clients installed (Nokia VPN client > >and Cisco VPN 5000 client), but until now I've never seen any side effect > >of those, so I don't know if they might be to blame or not. > > > >So, questions: > >1. is sending packets really supposed to work? I guess it should. > >2. are there any known limitations (doesn't work on some OSes, some types > >of cards...)? > >3. should I be able to send any Ethertype I want? > >4. any hints as to why this doesn't work? > > > >Any information welcome! > > > >Thanks, > > > >Jacques. > > > > > >_________________________________________________________ > >Do You Yahoo!? > >Get your free @yahoo.com address at http://mail.yahoo.com > > > _________________________________________________________ > Do You Yahoo!? > Get your free @yahoo.com address at http://mail.yahoo.com >
