Sendmail









































Sendmail
開發者
Sendmail Consortium, Sendmail, Inc.
穩定版本
穩定版本

MeTA1 1.0.0.0
（2014年5月25日 (2014-05-25)
）
預覽版本

MeTA1 1.1.Alpha0.0
（2014年7月14日 (2014-07-14)
）
操作系统
跨平台
类型
郵件傳送代理
许可协议
Sendmail授權
網站
http://www.sendmail.org/

Sendmail是一種多用途、支援多種協定的跨網路電子郵件傳送代理軟體，由艾瑞克·歐曼（Eric Allman）所開發，於1983年隨著BSD 4.1c首次發行。




目录






  • 1 概要


  • 2 後續發展


  • 3 參考資料


  • 4 外部連結





概要


在ARPANET時期，艾瑞克·歐曼開發了delivermail軟體，隨附在BSD 4.0與4.1版。隨著TCP/IP協定問世並且為BSD 4.1c所納入支援，他以delivermail為基礎另外分支出Sendmail。


2001年時的調查，網際網路上的郵件伺服器有42%使用Sendmail[1]。但之後由於多次被發現重大的安全性漏洞，且其設定檔過於複雜造成較高的學習門檻[2]等因素，導致市佔率下滑。2012年元月由E-Soft公司做的調查，僅12.43%的郵件伺服器使用Sendmail[3]。其市佔率被Exim、Postfix、Microsoft Exchange Server等新興的郵件傳送代理軟體所瓜分。



後續發展


下一世代的Sendmail最初命名為「Sendmail X」（先前名為「Sendmail 9」），但程式碼並不是分支自現有的Sendmail 8.x版，第一版已於2005年10月30日發行。授權許可與Sendmail 8.x相同。。


Sendmail X的最後一版smX-1.0.PreAlpha7.0，於2006年5月20日發行。之後由新的計劃「MeTA1」所取代。



參考資料





  1. ^ D. J. Bernstein. Internet host SMTP server survey. 2001-10-04. 


  2. ^ Sendmail Installation and Operations Guide (PDF). 


  3. ^ E-Soft MX survey. 




外部連結



  • Sendmail Consortium

  • Sendmail, Inc.

  • MeTA1





规范控制


  • WorldCat Identities

  • GND: 4374536-2

  • LCCN: n94063925

  • VIAF: 179517085







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