Which of the following statement about packet marking is false?
Question 22
BFD (a fast detection technology) enabled on a device quickly identifies a fault and reports the fault to the appropriate protocol module after detecting a master/ slave switchover on the neighboring device. This causes the protocol module to quit the GR. As such, BFD and GR cannot be used together.
Question 23
QoS can be performed in which of the following modes? (Choose three.)
Question 24
Exhibit:Based on the DSCP field (first 6 bits of the ToS field), packets can be classified into how many types?
Question 25
Simple traffic classification can be performed based on which of the following information in VLAN packets?
Question 26
The dynamic LACP requires devices at both ends to exchange protocol packets, while the static LACP does not require so.
Question 27
Which of the following statements about VRRP fast switchover are true? (Choose three.)
Question 28
Which of the following numbers is the protocol number of VRRP packets?
Question 29
Traffic shaping usually buffers packets that need to be dropped by traffic policing by means of buffer and token bucket.
Question 30
In case of congestion, which of the following indexes will affect QoS? (Choose three.)
