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

A router with a serial interface will be used for an ISDN link.What other function group devices are required to complete the connection to the service provider? （）

The following access list was applied outbound on he E0 interface connected to the 192.168.1.8/29 LAN:access-list 123 deny tcp 192.168.1.8 0.0.0.7 eq 20 anyaccess-list 123 deny tcp 192.168.1.9 0.0.0.7 eq 21 anyWhat effect will this access list have?（）

Which connections allow the use of full-duplex Ethernet?（）

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

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

Which of the following describe router functions?（）

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?（）

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?（）