单项选择题
Which of the following should be configured to provide priority to voice traffic?（）
A. Port mirroring
B. DMZ
C. Qos
D. Trunking
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单项选择题
An administrator is configuring IP 10.178.1.5 on a legacy device that will only accept a classfuladdress. Which of the following is the address that can be used in this scenario?（）
A.10.178.1.5/1
B.10.178.1.5/8
C.10.178.1.5/16
D.10.178.15/30 -
单项选择题
A network IPS provides which of the following?（）
A. The layer 3 protocol on which other protocols like TCP and UDP communicate.
B. Enables the IPSec protocol on internal workstations.
C. Packet-based detection and prevention of network attacks.
D. Single mode IP communication for a fiber line between remote sites. -
单项选择题
Which of the following is a reason to block FTP at the corporate firewall?（）
A. It does not transfer encrypted files.
B. It cannot be tunneled in a VPN.
C. It is a deprecated protocol.
D. It transmits passwords in clear text
