Home » Cisco » 350-080 » Lossless Ethernet for FCoE is achieved through the use of which features?
Lossless Ethernet for FCoE is achieved through the use of which features? (Choose two.)
A. Priority flow control
B. Buffer-to-buffer credits
C. TCP retransmission
D. Ethernet checksum
E. QoS policies
Correct Answer: AE
Explanation/Reference:
Explanation:
Lossless behavior on Ethernet is provided by using a priority flow control (PFC) mechanism that prevents packet loss during congestion conditions.
Reference: http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/fcoe/b_Cisco_Nexus_5000_Series_NXOS_Fibre_Channel_over_Ethernet_Configuration_Guide_/Cisco_Nexus_5000_Series_NXOS_Fibre_Channel_over_Ethernet_Configuration_Guide__chapter3.html#con_9123829467906736740 (see the note)
