The network 172.12.0.0 needs to be divided into subnets where each subnet has the capacity of 458 IP addresses.What would be the correct subnet mask to accomplish this division keeping the number of subnets at the maximum? （）

New switches have been purchased for a network upgrade. The objective for the network design emphasizes efficient, error-free transport instead of fast transport.Which switching mode should be configured on the new switches to provide error-free transport to the network? （）

TestKing.com has allocated the IP add 199.144.27.0 is its network, to provide flexibility for the LAN design, a subnet mask of 255.255.255.240 has been chosen. Which of the following address can be assigned to LAN on the resulting subnets.（）

What should the configuration register value be after successfully completing the password recover procedure and returning the router to normal operation? （）

Which connections allow the use of full-duplex Ethernet?（）

Which of the following statements regarding routed and routing protocols are true?（）

Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational? （）

Which of the following correctly describe steps in the OSI data encapsulation process?（）

A router with a serial interface will be used for an ISDN link.What other function group devices are required to complete the connection to the service provider? （）

Which command is used to display the placement and direction of an IP access control list on a router?（）