In the complex and technological society the United States has become, each member must fulfill a number of personal and occupational roles and be in contact with many other members. [ ]
A.
that
B.
where
C.
when
D.
what
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【多选题】如上图所示,主机的MAC地址为00-15-C5-C1-5E-28, 路由器R和主机相连的接口的MAC地址是00-21-27-21-51-ee,则从主机从路由器R的这段链路上,如果有个数据包的16进制开头部分内容如下: 00 21 27 21 51 ee 00 15 C5 C1 5E 28 08 00 **********。 则下列说法正确的是【提示请安装MAC帧的】