Question 246
Which packet type is used by network devices running the SNMPv1 protocol to actively send alarm information? ()
Question 247
As shown in the figure, when the switch needs to forward frames with the destination mac address of 5489-98ec-f011, which of the following descriptions is correct? () (Single-choice question)


Question 248
As shown in the figure, which of the following ports will be in a blocking state?


Question 249
Protocol Priority Switch A. and Switch B. adopt LACP mode link aggregation, and all interfaces join the link aggregation group. At the same time, set the maximum number of active ports to 3. Then which port of switch A is not an active port? ()
Question 250
As shown in the following figure, in the switching network, all switches are running the stp protocol. When the topology is stable, which of the following switches can be used to modify the BPDU sending cycle. Can it affect the SWD configuration BPDU sending cycle? () (Single-choice question)


