【CCNA】什么是路由器？
作者：FancyPig | 发布时间： | 更新时间：
往期视频
data-postsbox="{"id":12316,"title":"【CCNA】什么是交换机？","author":"FancyPig","author_id":1,"cover_image":"","cover_video":"","views":3164,"comment_count":6,"category":"cybersecurity","is_forum_post":false}">{"id":12316,"title":"【CCNA】什么是交换机？","author":"FancyPig","author_id":1,"cover_image":"","cover_video":"","views":3164,"comment_count":6,"category":"cybersecurity","is_forum_post":false}
data-postsbox="{"id":12247,"title":"【CCNA】什么是网络？","author":"FancyPig","author_id":1,"cover_image":"","cover_video":"","views":2485,"comment_count":7,"category":"cybersecurity","is_forum_post":false}">{"id":12247,"title":"【CCNA】什么是网络？","author":"FancyPig","author_id":1,"cover_image":"","cover_video":"","views":2485,"comment_count":7,"category":"cybersecurity","is_forum_post":false}
视频讲解
本视频我们将简单回顾上一集交换机的特点，并提出问题，两个不同网段的网络能否用一个交换机连接？如果用交换机连接，用一个网段的机器去ping另一个网段的机器又会发生什么？路由器是否可以解决上面的问题？ARP协议又是用来做什么的？我们上一个视频讲到的交换机是处理第二层协议的，它可以识别MAC地址，那么路由器可以处理第几层的协议呢？看完这个视频你会有所了解
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