For MDIX showing with show run int …. >> Not gonna apprear, show int …. > not gonna apprear, show switchport int …. > same result
here with some show utility command to show capability for MDIX in catalyst:
OTO-Cat3560E#sh controllers ethernet-controller fa 0/4 phy det | i MD
Auto-MDIX : On [AdminState=1 Flags=0x00052248]