On Mon, Dec 13, 2010 at 9:54 PM, Leslie S Satenstein <[email protected]>wrote:
> I have been told that in the MS (XP, W7, etc), when a system has more than > 1 network card, then we have to specify the card number to which we want to > address a socket command, a connect, etc. After all, each card could be on > a different systemÂ. > > What about a linux system with multiple TCP/IP ports? Do we have to do > likewise? > Nowhere with the samples for server or client, have I seen that we specify > the card number (eth0, eth1, etc.) > > Did I miss something that is really different from the MS implementation > and the Linux implementaton? > *------------------ > > * > > Regards > Yes you did. If you take a USB Wi-Fi stick and plug it in a machine that has it's own Wi-Fi card, that device is now wlan1, the on-board card remaining wlan0. Both things can perform different operations simultaneously, such as one is maintaining the connection to a router and the other is capturing the surrounding traffic for some obscure use that we have no idea what that could be. Really... ;-) André.
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