AFAIK, Ethernet would need 1,2 for transmit and 3,6 for receive (and CSMA\CD if half-duplex).
Cable dosen't make a station full or half-duplex, it's the hardware. -- RFC 1149 Compliant. FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]