4. SMTP协议:RFC 2821 (1)使用TCP进行email消息的可靠传输 (2)端口25 (3)传输过程的三个阶段 握手消息的传输关闭(4)命令/响应交互模式 命令(command):ASCII文本响应(response):状态代码和语句(5)…
RFC 2821 Simple Mail Transfer Protocol April 2001 Once a given mail message has been transmitted, the client may either request that the connection be shut down or may initiate other mail transactions. In addition, an SMTP client may use a connection to an SMTP server for ancillary services ...
The Address object is an interface to reading email addresses passed in at SMTP time. It parses all the formats in RFC-2821 and 2822, as well as UTF8 email addresses according to the RFCs 5890, 5891 and 5892 providing the domain in punycode when encountered It also supports correctly escap...
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在终端使用者的电脑上使用telnet程序，用它连接到服务器。终端使用者可以在telnet程序中输入命令，这些命令...
http://danblee.com/the-server-responded-550-access-denied-invalid-helo-name-see-rfc-2821-4-1-1-1/Saturday, March 22, 2014 10:21 AMThanks a lot.I resolved the same problem thanks to your clear recommendations.You made my day!Tuesday, May 5, 2015 10:37 AMHI people, to save...
As per RFC2821 (https://www.ietf.org/rfc/rfc2821.txt) it is required to provide a FQDN with the HELO greeting. Unfortunately, DSM's email notification is broken and emails sent from it are being rejected from any properly configured SMTP, due to the broken HELO greeting (it simply ...
The Server Responded 550 Access Denied – Invalid HELO Name See RFC 2821 4.1.1.1 On my local setup I had changed NOTHING, I mailed my web-host and again nothing had changed, passwords where ok etc. Now, what had changed is the week before I hadmoved ISP`sfrom BT to SKY. It seems ...
mv Changes.md CHANGELOG.md dep(eslint): upgrade to v9 doc(CONTRIBUTORS): added doc(Changes): fix markdown formatting (doc(Changes): fix markdown formatting #50) style(prettier)