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單項(xiàng)選擇題

In JUNOS software, which would prevent an OSPF router from importing the 10.0.0.4/30 summary route?()

A.Import policies are not allowed, so this is not possible.
B.Export policies are not allowed, so this not possible.
C.Apply a firewall filter matching 10.0.0./4/30 and reject the route.
D.Apply an import policy matching 10.0.0.4/30 and reject the route.

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