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多項(xiàng)選擇題

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. Fa7/28
B. Fa7/20
C. Gi3/7
D. Fa4/2
E. Fa4/14
F. Fa4/38
G. Fa6/28
H. Fa5/7

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單項(xiàng)選擇題

In order to maintain security， with which hop count are IPv6 neighbor discovery packets sent？（）

A.0
B.1
C.255
D.256

多項(xiàng)選擇題

Which two tunneling techniques support IPv6 multicasting？（）

A.6to4
B.6over4
C.ISATAP
D.6PE
E.GRE

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