摘要: Subnet Addressing To better utilize IP address Subnet addressing introduces another hierarchical (分层) level Transparent to remote networks Simplifies 阅读全文
posted @ 2017-10-12 23:17 范加索尔拉 阅读(239) 评论(1) 推荐(0) 编辑
摘要: IP Addressing(处理) Each host on Internet has unique 32 bit IP address Each address has two parts: netid and hostid netid(网络号) is unique & administered( 阅读全文
posted @ 2017-10-12 18:17 范加索尔拉 阅读(376) 评论(0) 推荐(0) 编辑
摘要: Why Internet working? 1. To build a “ network of networks ” or internet. 2. operating over multiple, coexisting (共存的), different networks 3. providing 阅读全文
posted @ 2017-10-12 18:16 范加索尔拉 阅读(686) 评论(1) 推荐(0) 编辑