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

Which command encrypts all plaintext passwords?（）

Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?（）

What is the default administrative distance of OSPF?（）

If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the absence of a loopback interface?（）

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

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?（）

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

Which statement describes the rule of split horizon?（）

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