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

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?（）

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

What is the default administrative distance of OSPF?（）

On which options are standard access list based?（）

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

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?（）

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

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