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1. Introduction The goal of Simple Mail Transfer Protocol (SMTP) is to transmit mail reliably and efficiently, which is independent of the transfer protocol.The delivery subsystem only requires a channel that can ensure the sequence of transmitted

Original SMTP authorization code and working principle [transfer]-One-Stop Conversion Http://www.chinaunix.net Author: tutux published at: 16:41:54 [Comment] [View Original] [mail server discussion board]

3. 7. the domain was recently introduced to the ARPAInternet email system. The domain can be used to change the address space from a flat string host name to a global address level. A host is replaced by a domain name. The starting host is composed

Yum Install NC NC to replace TelnetHere we want to let you know one of the experiences in the network protocol: The more parameters, the faster the death, the less the parameter, the longer it lasts. Too many parameters, it is not conducive to use,

From: Author: (2001-11-2307: 08: 00) 1. the goal of the Simple Mail Transfer Protocol (SMTP) is to deliver mail reliably and efficiently. it is independent of the transfer subsystem and requires only one channel that can ensure the order of

From: author :( 2001-11-2309: 08: 00) Step 2: forward the host to the target host R: 220BBN-VAX.ARPASimpleMailTransferServiceReadyS: HELOUSC-ISIE.ARPAR: 250BBN-VAX.ARPAS: MAILFROM: @ USC-ISIE.ARPA: JQP @ MIT-AI label: SMTP from: Author:

From: Author: (2001-11-2307: 08: 00) 1. the goal of the Simple Mail Transfer Protocol (SMTP) is to deliver mail reliably and efficiently. it is independent of the transfer subsystem and requires only one channel that can ensure the order of

RFC821-simplified Mail Transfer Protocol SMTP Chinese version-2. From: Author: (2001-11-2308: 08: 00) 4.1.2.COMMAND syntax format commands are composed of the command code and its subsequent parameter fields. It consists of four letters, which are

From: Author: (08:08:00)4.1.2. COMMAND syntax formatA command is composed of an authorization code and a subsequent parameter field. The command code is composed of four letters, no differenceCase. Because the following commands serve the same

Because of its simplicity and convenience, email has become the most successful application on the Internet. There are thousands of email servers on the Internet to provide services for users. Each server has dozens to millions of or more user