QUESTION 41
Refer to the exhibit. The two routers have had
their startup configurations cleared and have been restarted. At a minimum, what
must the administrator do to enable CDP to exchange information between R1 and
R2?![100-101(411)[8]](http://examgod.com/plimages/0611314cf8b6_948D/100-1014118.jpg "100-101(411)[8]")
A. Configure the router with the cdp enable
command.
B. Enter no shutdown commands on the R1 and R2 fa0/1
interfaces.
C. Configure IP addressing and no shutdown commands on both
the R1 and R2 fa0/1 interfaces.
D. Configure IP addressing and no shutdown
commands on either of the R1 or R2 fa0/1 interfaces.
Answer: B
QUESTION 42
What two things does a router do when it
forwards a packet? (Choose two.)
A. switches the packet to the appropriate outgoing
interfaces
B. computes the destination host address
C. determines
the next hop on the path
D. updates the destination IP address
E. forwards ARP requests
Answer: AC
QUESTION 43
Which two of these functions do routers perform
on packets? (Choose two.)
A. examine the Layer 2 headers of inbound packets and use
that information to determine the next hops for the packets
B. update the
Layer 2 headers of outbound packets with the MAC addresses of the next
hops
C. examine the Layer 3 headers of inbound packets and use that
information to determine the next hops for the packets
D. examine the
Layer 3 headers of inbound packets and use that information to determine the
complete paths along which the packets will be routed to their ultimate
destinations
E. update the Layer 3 headers of outbound packets so that the
packets are properly directed to valid next hops
F. update the Layer 3
headers of outbound packets so that the packets are properly directed to their
ultimate destinations
Answer: BC
QUESTION 44
Which statements are true regarding ICMP
packets? (Choose two.)
A. They acknowledge receipt of TCP segments.
B. They
guarantee datagram delivery.
C. TRACERT uses ICMP packets.
D. They
are encapsulated within IP datagrams.
E. They are encapsulated within UDP
datagrams.
Answer: CD
QUESTION 45
The command ip route 192.168.100.160
255.255.255.224 192.168.10.2 was issued on a router. No routing protocols or
other static routes are configured on the router. Which statement is true about
this command?
A. The interface with IP address 192.168.10.2 is on this
router.
B. The command sets a gateway of last resort for the
router.
C. Packets that are destined for host 192.168.100.160 will be sent
to 192.168.10.2.
D. The command creates a static route for all IP traffic
with the source address 192.168.100.160.
Answer: C
QUESTION 46
What does administrative distance refer to?
A. the cost of a link between two neighboring
routers
B. the advertised cost to reach a network
C. the cost to
reach a network that is administratively set
D. a measure of the
trustworthiness of a routing information source
Answer: D
QUESTION 47
Which IOS command is used to initiate a login
into a VTY port on a remote router?
A. router# login
B. router# telnet
C. router#
trace
D. router# ping
E. router(config)# line vty 0 5
F. router(config-line)# login
Answer: B
QUESTION 48
In the configuration of NAT, what does the
keyword overload signify?
A. When bandwidth is insufficient, some hosts will not be
allowed to access network translation.
B. The pool of IP addresses has
been exhausted.
C. Multiple internal hosts will use one IP address to
access external network resources.
D. If the number of available IP
addresses is exceeded, excess traffic will use the specified address pool.
Answer: C
QUESTION 49
What happens when computers on a private network
attempt to connect to the Internet through a Cisco router running PAT?
A. The router uses the same IP address but a different TCP
source port number for each connection.
B. An IP address is assigned based
on the priority of the computer requesting the connection.
C. The router
selects an address from a pool of one-to-one address mappings held in the lookup
table.
D. The router assigns a unique IP address from a pool of legally
registered addresses for the duration of the connection.
Answer: A
QUESTION 50
When configuring NAT, the Internet interface is
considered to be what?
A. local
B. inside
C. global
D. outside
Answer: D
http://www.passleader.com/100-101.html
QUESTION 51
The ip helper-address command does what?
A. assigns an IP address to a host
B. resolves an IP
address from a DNS server
C. relays a DHCP request across
networks
D. resolves an IP address overlapping issue
Answer: C
QUESTION 52
Refer to the exhibit. The network administrator
made the entries that are shown and then saved the configuration. From a console
connection, what password or password sequence is required for the administrator
to access privileged mode on Router1?![100-101(521)[6]](http://examgod.com/plimages/0611314cf8b6_948D/100-1015216.jpg "100-101(521)[6]")
A. cisco
B. sanfran
C. sanjose
D. either
cisco or sanfran
E. either cisco or sanjose
F. sanjose and
sanfran
Answer: B
QUESTION 53
The following commands are entered on the
router:
Burbank(config)# enable secret fortress
Burbank(config)# line con
0
Burbank(config-line)# login
Burbank(config-line)# password
n0way1n
Burbank(config-line)# exit
Burbank(config)# service
password-encryption
What is the purpose of the last command entered?
A. to require the user to enter an encrypted password during
the login process
B. to prevent the vty, console, and enable passwords
from being displayed in plain text in the configuration files
C. to
encrypt the enable secret password
D. to provide login encryption services
between hosts attached to the router
Answer: B
QUESTION 54
What is the effect of using the service
password-encryption command?
A. Only the enable password will be encrypted.
B. Only
the enable secret password will be encrypted.
C. Only passwords configured
after the command has been entered will be encrypted.
D. It will encrypt
the secret password and remove the enable secret password from the
configuration.
E. It will encrypt all current and future passwords.
Answer: E
QUESTION 55
An administrator has connected devices to a
switch and, for security reasons, wants the dynamically learned MAC addresses
from the address table added to the running configuration. What must be done to
accomplish this?
A. Enable port security and use the keyword sticky.
B. Set the switchport mode to trunk and save the running configuration.
C. Use the switchport protected command to have the MAC addresses added to the
configuration.
D. Use the no switchport port-security command to allow MAC
addresses to be added to the configuration.
Answer: A
QUESTION 56
A company has placed a networked PC in a lobby
so guests can have access to the corporate directory. A security concern is that
someone will disconnect the directory PC and re-connect their laptop computer
and have access to the corporate network. For the port servicing the lobby,
which three configuration steps should be performed on the switch to prevent
this? (Choose three.)
A. Enable port security.
B. Create the port as a trunk
port.
C. Create the port as an access port.
D. Create the port as a
protected port.
E. Set the port security aging time to 0.
F. Statically assign the MAC address to the address table.
G. Configure the
switch to discover new MAC addresses after a set time of inactivity.
Answer: ACF
QUESTION 57
Why would a network administrator configure port
security on a switch?
A. to prevent unauthorized Telnet access to a switch
port
B. to prevent unauthorized hosts from accessing the LAN
C. to
limit the number of Layer 2 broadcasts on a particular switch port
D. block unauthorized access to the switch management interfaces
Answer: B
QUESTION 58
How can you ensure that only the MAC address of
a server is allowed by switch port Fa0/1?
A. Configure port Fa0/1 to accept connections only from the
static IP address of the server.
B. Configure the server MAC address as a
static entry of port security.
C. Use a proprietary connector type on
Fa0/1 that is incomputable with other host connectors.
D. Bind the IP
address of the server to its MAC address on the switch to prevent other hosts
from spoofing the server IP address.
Answer: B
QUESTION 59
Which IP addresses are valid for hosts belonging
to the 10.1.160.0/20 subnet? (Choose three.)
A. 10.1.168.0
B. 10.1.176.1
C. 10.1.174.255
D. 10.1.160.255
E. 10.1.160.0
F. 10.1.175.255
Answer: ACD
QUESTION 60
If a host experiences intermittent issues that
relate to congestion within a network while remaining connected, what could
cause congestion on this LAN?
A. half-duplex operation
B. broadcast storms
C. network segmentation
D. multicasting
Answer: B
