Dear All,i have question,can i do this: "ws-c3560e-12D-E with X2 transceivers direct connect to uplink port (SFP+) on WS-C2960S-24TD-L " ?At each link Fiber, can we use diffrent type of transceiver? (Example : X2 - SFP+ , GBIC - SFP)Please give me i...