Which of the following options lists the steps in PPP session establishment in the correct order?（）

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? （）

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.（）

Which characteristics are representative of a link-state routing protocol?（）

Which Frame Relay feature is responsible for transmitting keepalives to ensure that the PVC does not shut down because of inactivity?（）

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

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

A technician at TestKing needs to update the network documentation. One of the tasks includes documenting the name of the IOS image file of each router in the network.Which commands could be used to find this information?（）

Identify three valid host addresses in the 192.168.27.0 network with a subnet mask of 255.255.255.240. （）

What is the subnetwork address for a host with IP address 201.100.5.68/28?（）