Which of the following expansion cards are available for the Steelhead appliance xx50 series? (Select 2)
A. Four-Port Copper Gigabit-Ethernet PCI-E
B. Four-Port SX Fiber Gig-E PCI-X
C. Five-Port Copper Gigabit-Ethernet PCI-E
D. Two-Port SX Fiber Gigabit-Ethernet PCI-E
E. Three-Port SX Fiber Gig-E PCI-X