You want to set the DSCP value of VoIP traffic in HW network device as EF.

You want to set the DSCP value of VoIP traffic in HW network device as EF.

According to distinguish service model RFC, flow mark EF should be set to:
A . DSCP is set as decimal 36
B . IP ToS is set as 0xEF
C . IP Experimental ECN
D . DSCP is set as decimal 5
E . Bit Stream 101110

Answer: E

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