Merijn Bosma wrote: >>> Now the interesting part is that on another Windows 7 machine the >>> call to closesocket() is not blocking. When looking with wireshark I >>> see that the 3 arp requests are sent, but closesocket() simply does >>> not wait for them. >> >> I'm happy you see the same behaviour as I do. >> >> >>> I did a compare of winsock.dll and ws2_32.dll from both machines, >>> and they are identical. >>> Does anybody have a good idea how to search for the cause for >>> different behavior, or have an idea where it could originate from? >>> Could it be something related to the chipset? >> >> I don't think it is a hardware issue. It is likely a software issue. >> One of the layer between winsock and the network card has a bug. That >> is why you see it on one computer and not another. >> >> Determining which layer is faulty will be a difficult task ! I don't >> know what to say to help you :-( > > I agree that it's not a hardware issue. Do you know what layers are > there approximately? I've already ruled out the driver of the NIC > itself. I was mentioning the chipset since there is also software > applicable (driver of the chipset). Also strange is that I have more > machines of same brand and model, which do not show the same behavior. > It's a nice mystery :)
Indeed it is. Are all systems fully patched? Latest services packs and hot fixes? > Anyways, I have somebody coming over to replace the motherboard in > this machine, as a tryout. > I'll keep the list posted if I find more information myself. Thanks. -- Arno Garrels -- To unsubscribe or change your settings for TWSocket mailing list please goto http://lists.elists.org/cgi-bin/mailman/listinfo/twsocket Visit our website at http://www.overbyte.be