What is the function of the Routing Table Manager?
A. Based on the metrics of the routing protocol, find the best path to the destination network and install it in the routing table.
B. Provide a CLI interface to allow the operator to configure the dynamic routing protocol on the router.
C. Based on the routing protocol preference values, chose the route with the lowest preference and install it in the routing table.
D. Provide a CLI interface to allow the network operator to install static routes in the routing table.
A set of tasks that move a packet from its entry into an IP network to its exit from the IP network. This describes:
A. IP routing.
B. IP protocol.
C. IP encapsulation.
D. IP tunneling.
What ICMP message type will a router use to indicate to a host that an IP datagram sourced from that host cannot be delivered?
A. Echo Request.
B. Destination Unreachable.
C. Router redirect.
D. Echo Reply.
What protocol is used by ping to verify IP network reachability?
A. DCHP
B. ICMP
C. ARP
D. NAT
What does a device do when it receives an ICMP Echo request message that is destined for itself, it then:
A. Estimates the round trip-time.
B. Generates an echo reply message.
C. Calculates the data loss statistics.
D. Verifies the data field of the message.
Which of the following statements is TRUE about ICMP?
A. An IP datagram is encapsulated within an ICMP header.
B. ICMP messages can only be generated by routers.
C. ICMP messages are encapsulated within an IP datagram.
D. ICMP guarantees delivery of a message.
What is the sequence of events for a client to receive an IP address from the server in the DHCP?
A. Discover, offer, request, acknowledgement.
B. Request, offer, discover, acknowledgement.
C. Discover, request, offer, acknowledgement.
D. Request, acknowledgement, discover, offer.
Which of the following best describes the function of an ARP cache within the same subnet?
A. Used by IP to map an unknown IP address to the known hardware address of the distant host.
B. Adds only an IP address entry for an unknown device on the same subnet.
C. Transmits ICMP messages to multiple hosts with unknown IP addresses.
D. Resolves the MAC address of a host device given its IP address.
What is the sequence of messages sent by a host when it attempts to ping a destination for which it has no Address Resolution Protocol (ARP) cache entry?
A. ICMP echo request, ARP request, ARP reply, ICMP echo reply.
B. ARP request, ARP reply, ICMP echo request, ICMP echo reply.
C. ICMP echo request, ICMP echo reply, ARP request, ARP reply.
D. ICMP echo request, ARP reply, ARP request, ICMP echo reply.
Which of the following command lines would be found in a list of commands designed to permit only certain type of traffic from exiting router RTR-A to router RTR-B?
A. RTR-A>config>router>if>ingress# filter ip 1
B. RTR-B>config>router>if>ingress# filter ip 1
C. RTR-B>config>router>if>egress# filter ip 1
D. RTR-A>config>router>if>egress# filter ip 1
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