Which three statements are correct about RIP version 2 (Choose three.)()。
A.It has the same maximum hop count as version 1
B.It uses broadcasts for its routing updates
C.It is a classless routing protocol
D.It has a lower default administrative distance than RIP version 1
E.It supports authentication
F.It does not send the subnet mask in updates
正确答案：参考A, C, E
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