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Exam : McDATA MD0-251
Title : mcdata certified ip san specialist exam


1. In a metropolitan area network (MAN) using DWDM, Fast Write does NOT appear to improve write performance. Why?
A. The latency is negligible.
B. Fast Write does not work over DWDM.
C. There are too many outstanding write commands, which cause Fast Write to shut off.
D. There are not enough round trips required to complete the write for Fast Write to work.
Answer: A

2. Which TCP socket port does iFCP use for normal data transfer?
A. 1812
B. 3260
C. 3420
D. 37121
Answer: C

3. Which management interface allows you to create a single uploadable, modifiable configuration file?
A. SNMP
B. Element Manager
C. SANvergence Manager
D. Command Line Interface
Answer: D

4. With which two network variables (where either one or both are present) should you use Fast Write?on an iFCP port? (Choose two.)
A. 1 ms of latency on iFCP network
B. 2 ms of latency on iFCP network
C. 100 km of distance between iFCP peer ports
D. 200 km of distance between iFCP peer ports
Answer: BD

5. What is the valid range of traffic shaping values for a zone?
A. 1 - 512 Mbps
B. 1 - 100 MBps
C. 1 - 125 MBps
D. 1-10 Gbps
Answer: C

6. Before any of the mSNS's can communicate with each other, the SAN Router's system address must be configured on ________________?
A. the same Inband network
B. a different Inband network
C. the same Out-of-band network
D. a different Out-of-band network
Answer: A

7. Which two are characterics of synchronous data replication? (Choose two.)
A. More cost effective
B. Increased data protection
C. Acknowledgement of data
D. Supports longer distances
Answer: BC

8. Which protocol allows for fault isolation between fabrics across the WAN?
A. iFCP
B. FICON
C. TankIO
D. TCP/IP
Answer: A

9. What type of optics are supported on the Eclipse 2640 SAN Router?
A. ST
B. SC
C. XFP
D. SFP-LC
Answer: D

10. How many usable addresses are in a Class C network with a subnet mask of 255.255.255.252?
A. 1
B. 2
C. 4
D. 8
Answer: B

11. Which three of the following are clear advantages of synchronous data replication over asynchronous data replication? (Choose three.)
A. Redundancy
B. More cost effective
C. Faster recovery time
D. Increased data protection
E. Longer distance capability
Answer: ACD

12. What are the default read and write community strings for the McDATA Eclipse SAN Router? (Choose two.)
A. public
B. Modify
C. private
D. password
E. Password
Answer: AC

13. Which address is a publicly routable IP address?
A. 10.1.1.10
B. 172.16.31.12
C. 192.168.0.1
D. 208.10.1.1
Answer: D

14. Which UDP port number does SANvergence Manager use?
A. 21
B. 23
C. 161
D. 162
Answer: C