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?（）

Which statement describes the rule of split horizon?（）

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?（）

At which layer of the OSI model dose PPP perform?（）

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

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

When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?（）

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

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

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?（）