書裹面只係講dns既功能係將網址轉為ip位址,,,
但係可以將ip位址轉為網址嫁咩= =?
ＤＮＳ既功能力一問-3-(好急)
2007-04-21 2:39 am
回答 (2)
2007-04-21 3:38 am
✔ 最佳答案
網域名稱系統（Domain Name System縮寫DNS，Domain Name被譯為域名）是網際網路的一項核心服務，它作為可以將域名和IP地址相互映射的一個分散式資料庫，能夠使人更方便的訪問網際網路，而不用去記住能夠被機器直接讀取的IP數串。當前，對於域名長度的限制是63個字元，包括www.和.com或者其他的擴展名。域名同時也僅限於ASCII字元的一個子集，這使得很多其他語言無法正確表示他們的名字和單詞。
你想見網址的ip???
執行cmd
ping hk.yahoo.com
見到ip為202.43.220.99
2007-04-25 12:35 am
Your statement is 係可以將ip位址轉為網址. Call Reverse DNS.
This is use for distinguish Dynamic IP services or Fixed IP services.
Other than Resolve Name and IP. DNS has been use in some way like VPN key Tunnel, Mail Server Access Record lookup and SPAM filter references.
This is use for distinguish Dynamic IP services or Fixed IP services.
Other than Resolve Name and IP. DNS has been use in some way like VPN key Tunnel, Mail Server Access Record lookup and SPAM filter references.
參考: BOOKS and WEB
收錄日期: 2021-04-13 00:23:16
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070420000051KK02833