I need to know if i could use at the same time both 10GE interfaces and 4 SFP interfaces within a 4506-E chassi ?
From the 4500 Supervisor II-Plus-10GE FAQ -
Q. Can I use the two 10-GE and the four GE ports on the Supervisor II-Plus-10GE simultaneously?
A. Yes, the 10-GE links and the 1-GE links can be used simultaneously.
Full link -