A tester sends TCP packets from GE 1/1 to GE 1/2 at 40 1.2.2 IF DSCP values of packets GE receives are not 46, what are the possible causes?

Exhibit:

As shown in the figure, complex traffic classification is configured for RTA’s upstream GigabitEthernet 1/0/0.

The QoS is configured as follows:

A tester sends TCP packets from GE 1/1 to GE 1/2 at 40 1.2.2 IF DSCP values of packets GE receives are not 46, what are the possible causes?
A . The default mapping from the EF value to the DDCP value is modified
B . DSCP values of sent packets are not 10.
C . The qos phb command is enabled on RTA’s GigabitEthernet1/0/0.
D . STC is disabled at RTA’s GigabitEthernet 1/0/0.

View Answer

Answer: B