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Which of the following allows a technician to mask a private network of IP addresses behind onepublic IP address?（）
- A、NAT
- B、Subnetting
- C、DHCP
- D、DNS
参考答案
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WINSB
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单选题Which two statements are true of a network mask?（）A
A subnet mask specifies the portion of an IP address that is in a binary formatB
A subnet mask specifies the portion of an IP address that is in a decimal formatC
A subnet mask specifies the portion of an IP address that represents a network prefixD
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It is used to identify the maximum hop count of a subnetworkB
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单选题Which of the following allows a technician to mask a private network of IP addresses behind onepublic IP address?（）A
NATB
SubnettingC
DHCPD
DNS
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