15 lines
746 B
Markdown
15 lines
746 B
Markdown
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### 1、IP隧道概要
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- 网络层首部后面继续追加网络层首部的通信方法
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### 2、IPv4隧道连接两个IPv6网络
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- 两个IPv6之间是IPv4网络,导致两个IPv6之间无法直接利用IPv6通讯,需要IPv4网络将IPv6网络发过来的数据封装成一个数据,然后追加IPv4首部后转发给IPv6网络
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![image-20230709200804298](https://blog-heysq-1255479807.cos.ap-beijing.myqcloud.com/blog/note/image-20230709200804298.png)
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![image-20230709200915653](https://blog-heysq-1255479807.cos.ap-beijing.myqcloud.com/blog/note/image-20230709200915653.png)
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### 3、IP隧道传递多播信息
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![image-20230709201229920](https://blog-heysq-1255479807.cos.ap-beijing.myqcloud.com/blog/note/image-20230709201229920.png)
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