Which three fields can be marked with QoS? (Choose three.)
A. Header checksum
B. IP precedence
C. DSCP
D. Total length
E. Discard Class
F. TTL
Which three fields can be marked with QoS? (Choose three.)
A. Header checksum
B. IP precedence
C. DSCP
D. Total length
E. Discard Class
F. TTL