Question 71
By default, it takes at least 30s for the port status in the STP protocol to change from Disabled to Forwarding.
Question 72
Which of the following IPv6 is a global unicast address?
Question 73
In the network shown in the figure, the administrator hopes that all hosts cannot access the web service (the port number is 80), and other services are normally accessed, so in the interface configuration of G0/0/1, traffic-filtar outbound needs to define which ACL rule?


Question 74
The information shown in the figure is the port status information displayed on a switch running STP. According to this information, which of the following description is wrong?


Question 75
In the OSPF protocol, which of the following descriptions of DR is correct? (Multiple choice)
