What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?（）

Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes.Which commands will accomplish these options?（）

Which command is used to display the placement and direction of an IP access control list on a router?（）

What is a global command?（）

The network 172.12.0.0 needs to be divided into subnets where each subnet has the capacity of 458 IP addresses.What would be the correct subnet mask to accomplish this division keeping the number of subnets at the maximum? （）

What feature of a networks switch allows an administrative to create separate broadcast domains?（）

Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational? （）

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

All WAN links is side the TestKing.com network use PPP with for authentication security. Which command will display the CHAP authentication process as it occurs between two routers in the network?（）

You are configuring a new Catalyst switch that you want to manage remotely from workstations on other network segments within your enterprise.Which of the following are required to allow remote management of the switch over IP?（）