问题:
A . IGMPv3 has the ability to include or exclude source lists.
B . All IGMPv3 hosts send reports to destination address 224.0.0.22.
C . Only IGMPv2 reports may contain multiple group state records.
D . All IGMPv3 hosts send reports to destination address 224.0.0.23.
E . IGMPv2 does not support the Leave Group message.
● 参考解析
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