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

A network administrator is planning a network installation for a large organization.The design requires 100 separate subnetworks,so the company has acquired a Class B network address.What subnet mask will provide the 100 subnetworks required, if 500 usable host addresses are required per subnet?（）

Which command encrypts all plaintext passwords?（）

What is the default administrative distance of OSPF?（）

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

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

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 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?（）

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

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