IP报头中的Fragment Offset字段的作用？

【参考答案】

Because fragments might not always&#......

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问答题
交换机上使用哪种组播通信协议？
多项选择题
Refer to the exhibit. According to the output of the command show tag-switching forwarding-table, which four of these statements are true?（）

A.Packets to the IP address 10.10.10.5/32 will be tagged with "17" toward the next hop.
B.Label "19" will be advertised to MPLS neighbors so that they can use this label to reach the IP address 10.10.10.6/32.
C.IP address 10.10.10.4/32 is directly connected to the neighbor router on serial 3/0.
D.Packets arriving with label "17" will be forwarded without any label toward serial 4/0.
E.Packets arriving with label "20" will be forwarded with label "21" after label-swapping.
F.Label "20" is advertised to MPLS neighbors so that they can use this information to reach the prefix 10.10.10.8/32.
问答题
给出一段配置问你使用的是什么技术？简要配置如下： Class-map match-all image Match protocol http www.cisco.com