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

What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?（）

Which statement describes the rule of split horizon?（）

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

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

You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the max number of subnets.Which network address and subnet mask meet this requirement?（）

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?（）

After the show ip route command has been entered,the follwing routes are displayed.Which route will not be entered into the routing table of a neighboring router?（）

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

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