Which interfaces in each router are active and operational?
Open the PT activity. Perform the tasks in the activity instructions and then answer the question. Which interfaces in each router are active and operational? R1: G0/0 and S0/0/0 R2:…
Which three commands are used to set up secure access to a router through a connection to the console interface? (Choose three.)
Which three commands are used to set up secure access to a router through a connection to the console interface? (Choose three.) interface fastethernet 0/0 line vty 0 4 line…
Match the configuration mode with the command that is available in that mode. (Not all options are used.)
Match the configuration mode with the command that is available in that mode. (Not all options are used.) Answers Explanation & Hints: The enable command is entered at the R1>…
A router boots and enters setup mode. What is the reason for this?
A router boots and enters setup mode. What is the reason for this? The IOS image is corrupt. Cisco IOS is missing from flash memory. The configuration file is missing…
What are two functions of NVRAM? (Choose two.)
What are two functions of NVRAM? (Choose two.) to store the routing table to retain contents when power is removed to store the startup configuration file to contain the running…
Match the command with the device mode at which the command is entered. (Not all options are used.)
Match the command with the device mode at which the command is entered. (Not all options are used.) Answers Explanation & Hints: The enable command is entered in R1> mode.…
What important information is examined in the Ethernet frame header by a Layer 2 device in order to forward the data onward?
What important information is examined in the Ethernet frame header by a Layer 2 device in order to forward the data onward? source MAC address source IP address destination MAC…
Where are IPv4 address to Layer 2 Ethernet address mappings maintained on a host computer?
Where are IPv4 address to Layer 2 Ethernet address mappings maintained on a host computer? neighbor table ARP cache routing table MAC address table Answers Explanation & Hints: The ARP…
What is the aim of an ARP spoofing attack?
What is the aim of an ARP spoofing attack? to flood the network with ARP reply broadcasts to fill switch MAC address tables with bogus addresses to associate IP addresses…
Which statement describes the treatment of ARP requests on the local link?
Which statement describes the treatment of ARP requests on the local link? They must be forwarded by all routers on the local network. They are received and processed by every…
Under which two circumstances will a switch flood a frame out of every port except the port that the frame was received on? (Choose two.)
Under which two circumstances will a switch flood a frame out of every port except the port that the frame was received on? (Choose two.) The frame has the broadcast…
How do hosts ensure that their packets are directed to the correct network destination?
How do hosts ensure that their packets are directed to the correct network destination? They have to keep their own local routing table that contains a route to the loopback…
What routing table entry has a next hop address associated with a destination network?
What routing table entry has a next hop address associated with a destination network? directly-connected routes local routes remote routes C and L source routes Answers Explanation & Hints: Routing…
What information does the loopback test provide?
What information does the loopback test provide? The TCP/IP stack on the device is working correctly. The device has end-to-end connectivity. DHCP is working correctly. The Ethernet cable is working…
What IPv4 header field identifies the upper layer protocol carried in the packet?
What IPv4 header field identifies the upper layer protocol carried in the packet? Protocol Identification Version Differentiated Services Answers Explanation & Hints: It is the Protocol field in the IP…
What is a basic characteristic of the IP protocol?
What is a basic characteristic of the IP protocol? connectionless media dependent user data segmentation reliable end-to-end delivery Answers Explanation & Hints: Internet Protocol (IP) is a network layer protocol…
What are two services provided by the OSI network layer? (Choose two.)
What are two services provided by the OSI network layer? (Choose two.) performing error detection routing packets toward the destination encapsulating PDUs from the transport layer placement of frames on…
Which parameter does the router use to choose the path to the destination when there are multiple routes available?
Which parameter does the router use to choose the path to the destination when there are multiple routes available? the lower metric value that is associated with the destination network…
Why is NAT not needed in IPv6?
Why is NAT not needed in IPv6? Because IPv6 has integrated security, there is no need to hide the IPv6 addresses of internal networks. Any host or user can get a public…
What action will occur if a host receives a frame with a destination MAC address of FF:FF:FF:FF:FF:FF?
What action will occur if a host receives a frame with a destination MAC address of FF:FF:FF:FF:FF:FF? The host will process the frame. The host forwards the frame to the…
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