The following description of the advantages and disadvantages of spanning tree protocol is not correct

The network shown in the figure below, the MAC address of the switch has been marked Enter the command sip root secondary on the SW0 switch. Which of the following switches become the root bridge of this network.

TCP / IP model () specification data transfer rate, maximum transmission distance.

A host in a private network needs to access the Internet. To achieve this requirement, the administrator should do the following on the edge router of the network.
What configuration? (multiple choice)

Which of the following must be used to establish the configuration environment when a router is powered on for the first time?