Which IPsec security protocol should be used when confidentiality is required?（）

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

A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem?（）Router(config)#router ospf 1Router(config-router)#network 10.0.0.0 255.0.0.0 area 0

An employee of ABC company has move to an office on a different floor. Although the administrator is able to telnet to all of the routers,the address of Switch F is needed in order to verify that the employee remains in the same VLAN.Which action could be used by the administrator to find the IP address of Switch F?（）

Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?（）

Which address is the IPV6 all-RIP-routers muticast group address that is used by RIPng as the destaion address?（）

On which options are standard access list based?（）

Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?（）

Three access ports have been installed and configured to a small office.What term defines the wireless topology?（）

Which command is used to display the collection of OSPF link states?（）