A network administrator needs to configure a serial link between the main office and a remote location.The router at the remote office is a non-cisco router. How should the network administrator configure the serial interface of the main office router to make the connection?（）

An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP propertied box for the sales server?（）

Which name describes an IPV6 host-enable tunneling technique that uses IPV4 UDP,does not require dedicated gateway tunnels,and can pass through existing IPV4 NAT gateways?（）

Which pairing reflects a correct protocol-and-metric relationship?（）

Which command displays the CHAP authentication process as it occurs between two routers?（）

Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?（）

On which options are standard access list based?（）

What is the purpose of the cisco Vlan Trunking protocol?（）

Which statement is true, as relates to classful or classless routing?（）

Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?（）