An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP propertied box for the sales server?（）

The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?（）

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?（）

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?（）

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

Which command encrypts all plaintext passwords?（）

Which statement describes the rule of split horizon?（）

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

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

At which layer of the OSI model is RSTP used to prevent loops?（）