43、which two statements about marking fields are true? (choose two)
THE IP PRECEDENCE FIELD IS IN THE IP HEADER AND IS 4 BITS LONG.
THE FRAME RELAY DE FIELD IS IN THE IP HEADER AND IS 1 BIT LONG.
THE 3 PRIORITY BITS ARE IN 802.1Q/P.
THE IP DSCP FIELD IS IN THE IP HEADER AND IS 6 BITS LONG.
THE TOS 6 BITS ARE IN THE IP HEADER.