多选题What are two ways that packet fragmentation is handled differently between IPv6 and IPv4?（）AEnd hosts determine the path MTU for IPv6.BEnd hosts determine the path MTU for IPv4.CPacket fragmentation occurs at intermediate nodes for IPv4.DPacket fragmentation occurs at intermediate nodes for IPv6.
多选题
What are two ways that packet fragmentation is handled differently between IPv6 and IPv4?（）
A
End hosts determine the path MTU for IPv6.
B
End hosts determine the path MTU for IPv4.
C
Packet fragmentation occurs at intermediate nodes for IPv4.
D
Packet fragmentation occurs at intermediate nodes for IPv6.
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