精美通用ppt模板秋色楓葉主題-wenkub
2022-08-29 16:00:57 本頁(yè)面
【正文】 ough SMTPS is not a protocol in its own right. ? While electronic mail servers and other mail transfer agents use SMTP to send and receive mail messages, userlevel client mail applications typically only use SMTP for sending messages to a mail server for relaying. For receiving messages, client applications usually use either the Post Office Protocol (POP) or the Inter Message Access Protocol (IMAP) or a proprietary system (such as Microsoft Exchange or Lotus Notes/Domino) to access their mail box accounts on a mail server. 樣例文本 B ? Simple Mail Transfer Protocol (SMTP) is an Inter standard for electronic mail () transmission across Inter Protocol (IP) works. SMTP was first defined by RFC 821 (1982, eventually declared STD 10),[1] and last updated by RFC 5321 (2022)[2] which includes the extended SMTP (ESMTP) additions, and is the protocol in wi
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