Which of the following is an advantage of the out-of-band ESCON switches?
A.
Trunking between switches, enabling multiple physical switch paths to function as one logical path.
B.
ESCON switches report only where data lies on the storage devices.
C.
Quality of Service (QoS), which permits switches to prioritize traffic on the network
D.
None of the above
Explanation:
A: Trunking between switches, enabling multiple physical switch paths to function as one logical path.
C: Quality of Service (QoS), which permits switches to prioritize traffic on the network, based on information contained in the data packets themselves.Incorrect Answers:
B: ESCON switches designed for use in out-of-band telecom networks possess the following characteristic, that they manage and report on where data lies on the storage devices.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 283-290.