How many bits of the IEEE 802.1p CoS field are used to map traffic classes that enable lossless
fabric in FCoE?
A.
1
B.
2
C.
3
D.
4
E.
6
F.
8
How many bits of the IEEE 802.1p CoS field are used to map traffic classes that enable lossless fabric in FCoE?
How many bits of the IEEE 802.1p CoS field are used to map traffic classes that enable lossless
fabric in FCoE?
C is correct.
You can classify traffic based on the class of service (CoS) in the IEEE 802.1Q header. This 3-bit field is defined in IEEE 802.1p to support QoS traffic classes.
http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/qos/b_Cisco_Nexus_5000_Series_NX-OS_Quality_of_Service_Configuration_Guide/Cisco_Nexus_5000_Series_NX-OS_Quality_of_Service_Configuration_Guide_chapter3.html