Which three statements best describe the Cisco Unified Fabric solution for the data center? (Choose three.)
A. Cisco Nexus 5000 Series Switches provide the capability to consolidate LAN and SAN traffic on a unified fabric over Ethernet.
B. The unified fabric is delivered through technologies such as FCoE and DCB.
C. FCoE allows transmission of Fibre Channel traffic over Ethernet by encapsulating native Fibre Channel frames into GRE and transporting them across the Ethernet network.
D. FCoE allows consolidating Fibre Channel traffic from multiple VSANs into the same Ethernet VLAN to be transported across the fabric. PFC ensures lossless transport of the FC traffic over Ethernet.
E. PFC allows user priorities to be defined on a single physical link, each of which can have its own logical lane that can be paused independently of the others.
Cisco Nexus 5000 Series Switches are best positioned at which layer?
A. access layer, as an end-of-row switch for FCIP and iSCSI aggregation
B. distribution layer, with multiples of 10 Gb/s ports
C. access layer, as a top-of-rack switch for server I/O consolidation with FCoE
D. aggregation layer, supporting virtual security and application services