Hi all,
I've just been making a Visio diagram of out I/O config on some old 
hardware (z800), which runs two z/OS guests under VM (5.4)

I dicovered that, although the VM IOCP has channels to my DASD system as 

FC (FICON) the z/OS IOCP has them defined as CNC (ESCON).

So what "speed" am I going to get on a z/OS I/O, ESCON or FICON? 

I'm assuming VM does something clever, like ignore what z/OS says?

TIA

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