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

Which Frame Relay feature is responsible for transmitting keepalives to ensure that the PVC does not shut down because of inactivity?（）

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

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

Which of the following host addresses are member of networks that can be routed across the public Internet? （）

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?（）

What does a configuration Register Setting of 0x2105 indicate to the 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?（）

Which of the following contribute to congestion on an Ethernet network?（）

What is the purpose of typing o/r 0x2142 during a password recover procedure on a 2500 series router?（）