单项选择题X 纠错

A network technician is concerned about the environmental effects of power consumption and heat from network resources Limited space is also a concern. Which of the following technologies should be implemented?（）

A. Circuit switching
B. Network address translation
C. Power over Ethernet
D. Virtual servers

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Which of the following would MOST likely be used with multimode fiber?（）

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A router that takes the workstations internal IP address and changes it to another IP address whenit sends the data outside of the network is an example of which of the following?（）

A.NAT
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Which of the following protocols is commonly used for VoIP technology?（）

A.Telnet
B.SMTP
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An administrator is experiencing availability issues on a Linux server. The administrator decides tocheck the server for an IP address conflict on the server. Which of the following commands should the administrator use?（）

A.traceroute
B.tracert
C.ifconfig
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Which of the following defines access for a network?（）

A.ACL
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Which of the following ports would have to be allowed through a firewall to allow SNMP traffic topass on its default port?（） (Select TWO).

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Which of the following wiring standards would MOST likely be used to interconnect two devices without the use of a hub or switch?（）

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After a baseline check was completed it was noted that the network was working far below the level of the last baseline.
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