Cisco Certified Network Associate CCNA Set 7

You have a Telnet session established with a switch from a router. You would like to maintain that connection while you return to the session with the router, and then easily return to the switch session after connecting to the router.
What command should you use?

Which of the following situations could cause a switch to enter initial configuration mode upon booting?

Which Cisco IOS command will enable a switch to copy the configuration from NVRAM to its RAM?

Which device will always have all of its ports in the same collision domain?

Which of the following commands will configure a router to use DNS for hostname resolution?

Which Cisco Internetwork Operating System (IOS) command is used to view information about the Dynamic Host Configuration Protocol (DHCP) address pool?

You have two routers in your OSPF area 0. Router 1 is connected to Router 2 via its Serial 1 interface, and to your ISP via the Serial 0 interface. Router 1 is an ASBR.
After your assistant configures a default route on Router 1, you discover that whenever either router receives packets destined for networks that are not in the routing tables, it causes traffic loops between the two routers.

To troubleshoot, you execute the show run command on Router 1. Part of the output is shown below:

IP route 0.0.0.0 0.0.0.0 serial 1
Router ospf 1
Network 192.168.5.0 0.0.0.255 area 0
Default-information originate
Which command or set of commands should you execute on Router 1 to stop the looping traffic while maintaining Router 2's ability to send traffic to the Internet?

Which Cisco IOS command is used to provide a description to an interface?

What is the broadcast address for subnet 172.25.4.0/23?

You just finished configuring VLAN Trunking Protocol (VTP) in a network containing five switches. One of the switches is not receiving VLAN information from the switch that is acting as the server.
Which of the following could NOT be a reason why the switch is not receiving the information?