Some of the TestKing routers have been configured with default routes. What are some of the advantages of using default routes?()
- A、They establish routes that will never go down.
- B、The keep routing tables small.
- C、They require a great deal of CPU power.
- D、The allow connectivity to remote networks that are not in the routing table.
- E、They direct traffic from the Internet into corporate networks.
正确答案:B,D
答案解析:有

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