Net1 modules 8-10
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | destination IP address
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| A computer has to send a packet to a destination host in the same LAN. How will the packet be sent? | show 🗑
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| A router receives a packet from the Gigabit 0/0 interface and determines that the packet needs to be forwarded out the Gigabit 0/1 interface. What will the router do next? | show 🗑
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| Which IPv4 address can a host use to ping the loopback interface? | show 🗑
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| A computer can access devices on the same network but cannot access devices on other networks. What is the probable cause of this problem? | show 🗑
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| show | IP relies on upper layer services to handle situations of missing or out-of-order packets.
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| Why is NAT not needed in IPv6? | show 🗑
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| Which parameter does the router use to choose the path to the destination when there are multiple routes available? | show 🗑
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| show | routing packets toward the destination
encapsulating PDUs from the transport layer
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| Within a production network, what is the purpose of configuring a switch with a default gateway address? | show 🗑
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| What is a basic characteristic of the IP protocol? | show 🗑
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| Which field in the IPv4 header is used to prevent a packet from traversing a network endlessly? | show 🗑
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| What is one advantage that the IPv6 simplified header offers over IPv4? | show 🗑
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| What IPv4 header field identifies the upper layer protocol carried in the packet? | show 🗑
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| show | The TCP/IP stack on the device is working correctly.
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| show | remote routes
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| show | They have to keep their own local routing table that contains a route to the loopback interface, a local network route, and a remote default route.
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| show | Flow Label
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| show | ARP is used to discover the MAC address of any host on the local network.
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| 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.) | show 🗑
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| Which statement describes the treatment of ARP requests on the local link? | show 🗑
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| show | FFFF.FFFF.FFFF
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| show | The ARP cache is cleared.
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| Which two types of IPv6 messages are used in place of ARP for address resolution? | show 🗑
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| show | to associate IP addresses to the wrong MAC address
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| Where are IPv4 address to Layer 2 Ethernet address mappings maintained on a host computer? | show 🗑
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| show | destination MAC address
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| A new network administrator has been asked to enter a banner message on a Cisco device. What is the fastest way a network administrator could test whether the banner is properly configured? | show 🗑
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| What are two functions of NVRAM? (Choose two.) | show 🗑
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| show | The configuration file is missing from NVRAM.
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| show | The switch can be remotely managed from a host on another network.
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| show | Communication between the switch and remote users is encrypted.
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| Which three commands are used to set up secure access to a router through a connection to the console interface? (Choose three.) | show 🗑
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| show | packet forwarding
path selection
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| What is the effect of using the Router# copy running-config startup-config command on a router? | show 🗑
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| What will happen if the default gateway address is incorrectly configured on a host? | show 🗑
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| What are two potential network problems that can result from ARP operation? (Choose two.) | show 🗑
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| Which term describes a field in the IPv4 packet header that contains an 8-bit binary value used to determine the priority of each packet? | show 🗑
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| show | source IPv4 address
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| show | header checksum
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| show | destination IPv4 address
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| Which term describes a field in the IPv4 packet header used to limit the lifetime of a packet? | show 🗑
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| Which term describes a field in the IPv4 packet header that contains a 4-bit binary value set to 0100? | show 🗑
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| show |
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| show | Entries in an ARP table are time-stamped and are purged after the timeout expires.
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| What property of ARP allows MAC addresses of frequently used servers to be fixed in the ARP table? | show 🗑
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| show | Local hosts learn the MAC address of the default gateway.
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| show | The destination MAC address FF-FF-FF-FF-FF-FF appears in the header of the Ethernet frame.
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| show | The source MAC address appears in the header of the Ethernet frame.
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| What property of ARP causes the request to be flooded out all ports of a switch except for the port receiving the ARP request? | show 🗑
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| What property of ARP causes the NICs receiving an ARP request to pass the data portion of the Ethernet frame to the ARP process? | show 🗑
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