Which of the following statements regarding routed and routing protocols are true?（）

What is a global command?（）

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

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?（）

What should the configuration register value be after successfully completing the password recover procedure and returning the router to normal operation? （）

A network host is configured as follows: Host IP address: 192.168.16.183 Subnet mask: 255.255.255.224 Default gateway: 192.168.16.190 Which of the following statements describe the network to which this host is attached?（）

Identify three valid host addresses in the 192.168.27.0 network with a subnet mask of 255.255.255.240. （）

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?（）

Which of the following correctly describe steps in the OSI data encapsulation process?（）

A Router with a BRI/T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? （）