1. Explain Which H.323 protocol controls call setup between endpoints?
A. H.225
B. H.245
C. RAS
D. RTCP

B. H.245

2. Suppose A Cisco security mechanism has the following attributes:
it is a sensor appliance
it searches for potential attacks by capturing and analyzing traffic
it is a "purpose-built device"
it is installed passively
it introduces no delay or overhead
Which Cisco security mechanism is this?
A. IKE
B. PIX
C. HIPS
D. NIDS
E. HMAC

D. NIDS

3. Explain Which two of these are required for wireless client mobility deployment when using a Cisco Unified Wireless
Network? (Choose two.)
A. assigned master controller
B. matching mobility group name
C. matching RF group name
D. matching RF power
E. matching security
F. matching RF channel

B,E:matching mobility group name/matching security

4. Suppose Given a VoIP network with these attributes:
Codec: G.711
WAN bandwidth: 768Kbps
Packet Header: 6 bytes
Payload: 160 bytes
CRTP: No
How many calls can be made?
A. 7 calls
B. 8 calls
C. 9 calls
D. 11 calls
E. 13 calls

C. 9 calls

5. Explain Which two of these represent a best practice implementation of a Split MAC
LWAPP deployment in a Cisco Unified Wireless Network? (Choose two.)
A. Each wireless client authentication type maps to a shared SSID which in turn maps to a common shared
VLAN.
B. Each wireless client authentication type maps to a unique SSID which in turn maps to a unique VLAN.
C. Each wireless client authentication type maps to a unique SSID which in turn maps to a common shared
VLAN.
D. 802.1Q trunking extends from the wired infrastructure to the access point for translation into SSID(s).
E. 802.1Q trunking extends from the wired infrastructure to a wireless LAN controller for translation into
SSID(s).
F. 802.1Q trunking extends from the wired infrastructure to a wireless LAN controller. Then the 802.1Q
packet is encapsulated in LWAPP and sent to the access point for transmission over the SSID(s).

A. Each wireless client authentication type maps to a unique SSID which in turn maps to a unique VLAN.
E. 802.1Q trunking extends from the wired infrastructure to a wireless LAN controller for translation into SSID(s).

6. Explain Which three factors best justify WAN link redundancy between
geographically dispersed sites? (Choose three.)
A. important traffic flows
B. lack of speed
C. high link utilization
D. uncertain reliability
E. excessive packet transmission rate
F. high expense of transmitting data

A:important traffic flows

B:lack of speed

D: uncertain reliability

7. Explain The Cisco Data Center Network Architecture comprises which two Cisco
SONA layers? (Choose two.)
A. Interactive Services
B. Business Applications
C. Network Infrastructure
D. Collaboration Applications
E. WAN/Internet

A.Interactive Services

C. Network Infrastructure

8. Explain Which two techniques can reduce voice packet transfer delay across a link
of less than 512 kbps? (Choose two.)
A. deploy LFI
B. increase queue depth
C. increase link bandwidth
D. extend the trust boundary
E. deploy software compression

A.deploy LFI

C. increase link bandwidth

9. Explain Which two of these best describe the implementation of a WAN Backup
design over the Internet? (Choose two.)
A. a best-effort method
B. requires no ISP coordination or involvement
C. bandwidth guaranteed based on interface configuration
D. designed as an alternative to a failed WAN connection
E. implemented with a point-to-point logical link using a Layer 2 tunnel

A.a best-effort method

D.designed as an alternative to a failed WAN connection

10. Explain Which statement accurately describes one difference between a small office and medium office topology?
A. Small offices commonly use Rapid PVST+ for Layer 3 deployments.
B. Medium offices commonly use integrated route and switching platforms.
C. Medium offices use integrated 10/100/1000 interfaces as Layer 2 trunks.
D. Medium offices use external access switches to support LAN connectivity.

D:Medium offices use external access switches to support LAN connectivity.

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11. Explain Which two of these represent a best practice implementation of a Split MAC LWAPP deployment in a Cisco
Unified Wireless Network? (Choose two.)
A. Each wireless client authentication type maps to a shared SSID which in turn maps to a common shared
VLAN.
B. Each wireless client authentication type maps to a unique SSID which in turn maps to a unique VLAN.
C. Each wireless client authentication type maps to a unique SSID which in turn maps to a common shared
VLAN.
D. 802.1Q trunking extends from the wired infrastructure to the access point for translation into SSID(s).
E. 802.1Q trunking extends from the wired infrastructure to a wireless LAN controller for translation into
SSID(s).
F. 802.1Q trunking extends from the wired infrastructure to a wireless LAN controller. Then the 802.1Q packet is
encapsulated in LWAPP and sent to the access point for transmission over the SSID(s).

B,E:Each wireless client authentication type maps to a unique SSID which in turn maps to a unique VLAN./802.1Q trunking extends from the wired infrastructure to a wireless LAN controller for translation into
SSID(s).

12. Suppose A company is designing a worldwide IPv6 network with duplicated file
servers at multiple locations. Each file server contains identical reference information. Which IPv6
address type would be used to allow each end station to send a request to the nearest file server using the
same destination address, regardless of the location of that end station?
A. unicast
B. anycast
C. multicast
D. broadcast

B. anycast

13. Explain Which two VoIP characteristics are affected most by codec choice? (Choose
two.)
A. voice quality
B. silent packet handling
C. voice packet header size
D. bandwidth required for voice calls

A.voice quality
D. bandwidth required for voice calls

14. Explain Which statement accurately describes one difference between a small office
and medium office topology?
A. Small offices commonly use Rapid PVST+ for Layer 3 deployments.
B. Medium offices commonly use integrated route and switching platforms.
C. Medium offices use integrated 10/100/1000 interfaces as Layer 2 trunks.
D. Medium offices use external access switches to support LAN connectivity.

B: Medium offices use external access switches to support LAN connectivity.

15. Explain Which two statements represent advantages that the top-down network
design process has over the bottom-up network design process? (Choose two.)
A. is able to provide the big picture
B. utilizes previous experience
C. takes less time to design a network
D. identifies appropriate technologies first
E. provides a design for current and future development

A. is able to provide the big picture
E. provides a design for current and future development

16. Suppose The topology map in the draft design document should cover which two
layers of the OSI model? (Choose two.)
A. physical
B. data link
C. network
D. transport
E. session
F. application

A. physical

C. network

17. Explain Which three factors best justify WAN link redundancy between geographically dispersed sites? (Choose three.)
A. important traffic flows
B. lack of speed
C. high link utilization
D. uncertain reliability
E. excessive packet transmission rate
F. high expense of transmitting data

A,B,D:important traffic flows/lack of speed/
uncertain reliability

18. Explain Which two of these are required for wireless client mobility deployment
when using a Cisco Unified Wireless Network? (Choose two.)
A. assigned master controller
B. matching mobility group name
C. matching RF group name
D. matching RF power
E. matching security
F. matching RF channel

B. matching mobility group name
E. matching security

19. Suppose You are designing a small branch office that requires these attributes:
support for 60 users
the growth capacity to add another 15 users soon
redundant access
higher bandwidth between the Layer 2 switch and routing to the WAN
Which branch office topology or technology must be used?
A. two-tier
B. loop-free
C. three-tier
D. EtherChannel
E. integrated routing and switching

D.EtherChannel

20. Explain Which two statements represent advantages that the top-down network design process has over the bottom-up
network design process? (Choose two.)
A. is able to provide the big picture
B. utilizes previous experience
C. takes less time to design a network
D. identifies appropriate technologies first
E. provides a design for current and future development

A,E:is able to provide the big picture/provides a design for current and future development

21. Explain Which two VoIP characteristics are affected most by codec choice? (Choose two.)
A. voice quality
B. silent packet handling
C. voice packet header size
D. bandwidth required for voice calls

A,D : voice quality/ bandwidth required for voice calls

22. Suppose An organization needs a WAN Transport technology that meets these criteria:
has a low initial cost provides low-to-medium BW has medium-to-high latency and jitter
Which technology would you suggest?
A. DSL
B. X.25
C. ISDN
D. wireless
E. analog modem

A. DSL