A manufacturing company has decided to add a website to enhance sales. The web servers in the E- Commerce module must be accessible without compromising network security. Which two design recommendations can be made to meet these requirements? (Choose two.)
A. Move the E-Commerce servers to the WAN module.
B. Use intrusion detection on the E-Commerce server farm.
C. Limit the number of incoming connections to the E-Commerce module.
D. Use private and public key encryption.
E. Place E-Commerce servers and application servers on isolated LANs (DMZs).
After a period of rapid growth, FloCzar Boats is seeking better network management tools.
Managers have developed this needs list:
Move from static to dynamic device information.
Gain information to assist in long-term trend analysis.
Concentrate on Layer 4 monitoring.
Which management protocol will most help FloCzar achieve its goals?
E. Cisco Discovery Protocol
A very large organization has received its IPv6 address range from its Internet Service Provider and intends to use only IPv6 addresses internally. Employees will access the Internet using port address translation. What is a requirement for their DNS servers?
A. There are no changes required to their DNS servers.
B. Their DNS servers need to support only IPv6 addresses.
C. Their DNS servers need to support only IPv4 addresses.
D. They need additional DNS servers in their network just for IPv6 addresses.
E. They no longer need DNS servers.
F. Their DNS servers need to support both IPv4 and IPv6 addresses.
Which two statements represent advantages that the top-down network design process has over the bottom-up network design process? (Choose two.)
A. utilizes previous experience
B. identifies appropriate technologies first
C. is able to provide the big picture
D. takes less time to design a network
E. provides a design for current and future development
Which two statements about IPv6 addresses are true? (Choose two.)
A. Two colons (::) are used to represent successive hexadecimal fields of zeros.
B. Leading zeros are required.
C. Two colons (::) are used to separate fields.
D. A single interface will have multiple IPv6 addresses of different types.
Which three security measures can be used to mitigate DoS attacks that are directed at exposed hosts within the E-Commerce module? (Choose three.)
A. Use NIDSs and HIPSs to detect signs of attack and to identify potentially successful breaches.
B. Partition the exposed hosts into a separate LAN or VLAN.
C. Use LAN switch VTP pruning to separate hosts on the same segment.
D. Use a VPN concentrator (IPSec) to protect and verify each connection to the exposed host or hosts.
E. Use firewalls to block all unnecessary connections to the exposed hosts.
Which technology can ensure data confidentiality, data integrity, and authentication across a public IP network?
Which statement best describes Call Admission Control?
A. It extends QoS capabilities to protect voice from excessive data traffic.
B. It protects voice from voice.
C. It provides endpoint registration control.
D. It provides endpoint bandwidth control.
A customer wishes to implement VoIP using centralized call-processing. In addition, the customer wishes to ice quality and good bandwidth utilization. Which codec would you suggest?
Which three sources does a network designer use to collect information for characterizing an existing network? (Choose three.)
A. server statistics
B. network audit
C. traffic analysis
D. visual inventory
E. staff input
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