问题:
A . Allows incoming TCP connections destined to port 179
B . Allows incoming TCP connections sourced from port 179
C . Allows incoming TCP connections from 1.1.1.1 and destined to,or sourced from port 179
D . Allows incoming TCP connections from 1.1.1.1 that are destined to port 179
E . Allows incoming TCP connections from 1.1.1.1 that are sourced from port 179
● 参考解析
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