A Windows Server 2003 network uses OSPF for internal routing. You need to prevent OSPF routing updates from being sent out through the external interface connected to the Internet. What should you configure?
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A
Disable OSPF on the external interface
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B
Increase the OSPF cost on the external interface to 65535
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C
Configure a default static route on the external interface
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D
Enable demand-dial filtering on the external interface