The Sun Blade 8000 Chassis provides up to twenty EM slots, with two EM slots assigned to each blade. The EMs are numbered EM 0-9 right-to-left as viewed from the rear of the chassis.
The individual EM ports are numbered as follows:
GbE EM Port Numbers – Port 1 appears at the top and port 0 appears on the bottom of the EM.
FC EM Port Numbers – Port 0 appears at the top and port 1 appears on the bottom of the EM.
IB EM Port Numbers – Port 0 appears at the top and port 1 appears on the bottom of the EM.