Joshua Baker-LePain wrote:
Yes, some switches *cough*Cisco*cough* historically did it very badly.
And some ethernet cards *cough*Sun hme*cough*, but that was fixed long time ago in device drivers (circa Solaris 2.5 or 2.5.1?). But all that was when FastEthernet was relatively new stuff. All those problems are more or less history nowdays.