正确答案: D

默认路由：0.0.0.0

题目：在OSPF的完全存根区域中，使用以下哪种LSAType报文或其它方式与区域间通信：（）

解析：D

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举一反三的答案和解析：

[单选题]命令ip nat pool aaa 192.1.1.2 192.1.1.10 netmask 255.255.255.0的作用是()

定义地址池

[多选题]Ezonexam is migrating to a private IP addressing scheme. Which of the following describe the use of private IP addresses? (Choose two)

Addresses that cannot be routed through the public Internet.

A scheme to conserve public addresses.

解析：解析：Explanation:

[单选题]From where does a small network typically get its IP network addresses or IP block?

From the Internet Service Provider (ISP)

解析：解析：Explanation: