Refer to the exhibit.From the MAC addresses shown in the command output，to which two ports is the multicast stream 225.230.57.199 being forwarded on this switch？（） 
- A、Fa6/28
- B、Fa7/20
- C、Gi3/7
- D、Fa4/2
- E、Fa4/14
- F、Fa4/38
- G、Fa6/38
- H、Fa5/7
正确答案:C,E
答案解析:有
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