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

Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?（）

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?（）

On which options are standard access list based?（）

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

How are VTP advertisements delivered to switches across the network?（）

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

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

A router receives information about network 192.168.10.0/24 from multiple sources.What will the router consider the most reliable information about the path to that network?（）

While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）