单项选择题
Which of the following is a performance optimization technology?（）
A.QoS
B.Trunking
C.Spanning
D.VoIP
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相关考题
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单项选择题
Which of the following is an example of a MAC address?（）
A.10.0.10.1
B.1A-23-F9-CD-06-9L
C.1A-23-F9-CD-06-9B
D.1A-23-F9-CD-06-9B-23-5C -
多项选择题
Which of the following is a correct IP ACL? (Select TWO)（）
A. PERMIT 192.268.20.1
B. DROP 00-12-34-56-78-9A
C. DENYO:::0:::0:::3
D. DENY ANY ANY
E. PERMIT 192.168 1.100 80 -
单项选择题
A network technician arrives to work and discovers users are having a problem connecting the company server. The server operator was working on upgrades the night before. Which of the following documents should the technician use to attempt to discover the problem?（）
A. Network maps
B. Change management
C. Baselines
D. Cable management
