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Answers to Assessment Test

xlix

D. Proxy ARP will send an ARP broadcast for every packet sent on
a device if the default gateway is set the same as the workstation's IP
address. Proxy ARP, running on the router, will forward these frames
if necessary. See Chapter 8 for more information on Proxy ARP.

10.

A. The

command

show vtp stat

is used to see VTP updates being

sent and received on your switch. For more information, see Chapter 3.

11.

C. The

command

interface vlan #

is used to create a VLAN inter-

face. The IP address of the interface is then configured with the ip
address

command. See Chapter 6 for more information on internal

and external route processors.

12.

A. 23 bits allows us to use the 127 value in the second octet. The
MAC prefix is always 01-00-5e. See Chapter 9 for more information.

13.

A. Local VLAN services are network services that are located in the
same VLAN as the user trying to access them. Packets will not pass
through a layer 3 device. See Chapter 1 for more information.

14.

A. Use the

ip http access-class number

command to set an

access list on an HTTP server. See Chapter 11 for more information
on HTTP servers.

15.

C. Bridge Protocol Data Units are sent out every two seconds by
default and provide information to switches throughout the internet-
work. This includes finding redundant links, electing the root bridge,
monitoring the links in the spanning tree, and notifying other switches in
the network about link failures. See Chapter 5 for more information.

16.

B. The router uses PIM to distribute RP information to multicast
routers. The other syntax options are not valid. See Chapter 10 for
more information.

17.

C. Cisco's propriety version of frame tagging is ISL. However, if you
do not have all Cisco switches, the IEEE 802.1q version would be
used. For more information, see Chapter 3.

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