Why does hair E-mail are "Mail delivery failed"?
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Users questions:I made several letters had failed, which seriously delayed the time to ask customer service even sent love to have failed, how's Happening?
Experts answer: First you need to make sure whether it is because your e-mail exceeds the scope of the requirements, or relatively large because the message transmission process, hair pieces side to prepare a good message, e-mail from a hair pieceOn the server side issue, in the middle to go through line transmission, and then reach the receiver on the server, and then from the receiving server will e-mail to the recipient's mailbox directory, if any one link in the middle of problems, such as lines or the server that is experiencing When busy, it may affect the e-mail reception. YouSend a message to their own test and see how the rate of receipt of a letter, so relatively easy to judge whether the problem lies. In general, E-mail method of writing is divided into two types: one is through the ISP or a free e-mail service provider's SMTP server, transfer the letter writing mode; the otherType is written through the machine to establish SMTP server to send a direct e-mail. 1, by letter of the sending and receiving e-mail server, the process of writing. In this letter process, first by the sender via computer e-mail letter sent to the SMTP server, if the letter received by e-mail serverLegal, write a server through a "store and forward" technology, the e-mail on the server queue, when the turn in order to send the message when the server will then send letters to each other Shouxin mail server (MX mail exchange server), and then forwarded to the POP3 server from Shouxin server (Many server systems Shouxin server and the POP3 server is the same server), and finally adopted by the recipient client software on the computer e-mail from a POP3 server removed. 2, through the machine directly send e-mail process. With the above sending process is different is that some software provides theMachine directly to the server to send e-mail to Shouxin the function, in fact, use of the local computer to establish an SMTP server, send letters, written by the machine as the server's functions, to bypass the ISP or free email letter provided by the SMTP server. Therefore, this machine not only act as a sender computer, but also act as a hair convincedService device, its written process and this process is similar, but reduced the sender and the letter of the network traffic between the server process and the message queue waiting time. Any more questions, please contact Sina call center. Unified national customer service hotline: 95.10567 million consulting E-mail: webcn @ staff.sina.com.cn
Experts answer: First you need to make sure whether it is because your e-mail exceeds the scope of the requirements, or relatively large because the message transmission process, hair pieces side to prepare a good message, e-mail from a hair pieceOn the server side issue, in the middle to go through line transmission, and then reach the receiver on the server, and then from the receiving server will e-mail to the recipient's mailbox directory, if any one link in the middle of problems, such as lines or the server that is experiencing When busy, it may affect the e-mail reception. YouSend a message to their own test and see how the rate of receipt of a letter, so relatively easy to judge whether the problem lies. In general, E-mail method of writing is divided into two types: one is through the ISP or a free e-mail service provider's SMTP server, transfer the letter writing mode; the otherType is written through the machine to establish SMTP server to send a direct e-mail. 1, by letter of the sending and receiving e-mail server, the process of writing. In this letter process, first by the sender via computer e-mail letter sent to the SMTP server, if the letter received by e-mail serverLegal, write a server through a "store and forward" technology, the e-mail on the server queue, when the turn in order to send the message when the server will then send letters to each other Shouxin mail server (MX mail exchange server), and then forwarded to the POP3 server from Shouxin server (Many server systems Shouxin server and the POP3 server is the same server), and finally adopted by the recipient client software on the computer e-mail from a POP3 server removed. 2, through the machine directly send e-mail process. With the above sending process is different is that some software provides theMachine directly to the server to send e-mail to Shouxin the function, in fact, use of the local computer to establish an SMTP server, send letters, written by the machine as the server's functions, to bypass the ISP or free email letter provided by the SMTP server. Therefore, this machine not only act as a sender computer, but also act as a hair convincedService device, its written process and this process is similar, but reduced the sender and the letter of the network traffic between the server process and the message queue waiting time. Any more questions, please contact Sina call center. Unified national customer service hotline: 95.10567 million consulting E-mail: webcn @ staff.sina.com.cn
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