What is an outgoing e -mail server?
Protocol Simple mail transmission (SMTP) is a set of rules or standardized protocols for sending and receiving e -mails across the network such as the Internet. The computer that triggers SMTP is referred to as a postal server and ideally has almost constant traffic. The SMTP postal server can send and receive mail, although at the client level that we connect with the outgoing e -mail server, and the 3 (POP3) with incoming mail. Internet service providers (ISP) provide these addresses to customers at a time when a subscription or contract is received, and the postal server addresses are also commonly listed on the website of the website. In some cases, outgoing and incoming mail will be processed by a single server, such as mail. [Yourisp] .com ; But often the outgoing address of the e -mail server resembles SMTP. [Yourisp] .com and incoming address, pop3. [Yourisp] .com .
Verification is required for accessto the outgoing e -mail server consisting of a user name and a password associated with the ISP account of the customer. This protects ISP from handling outgoing emails generated by non-Coustomers that could quickly capture its resources. In addition, the authentication allows the server to manage the activity more easily on your outgoing e -mail server to prevent abuse, such as spam and fraud.
As soon as the mail is sent to the outgoing e -mail server, the associated SMTP server reads the header in the e -mail message to pass the message to the destination. The dialog starts with each other and another postal server along the route. The dialogue takes the form of a set of requirements and answers that moves the mail forward to its final goal. The post office could travel, although several intermediary hosts of the host, which serves as an incoming postal server for the recipient. If there is a problem on the way, the mail can be sent back to znOvu watched her way to the sender and arrived as undeliverable.
Web e-mail service operates its own mail servers that work exactly like ISP post servers. The only difference is that clients log on to the web to read, write and send mail rather than opening a personal e -mail client from the desktop. Webmail, like Gmail®, is very popular because it makes mail available from any computer with an Internet connection. It also prevents downloads of mail loaded by viruses on your personal hard disk as soon as the mail (and read) arrives instead of the site server.
It is important to realize that e -mail should be considered public because it is sent in clear; A term used for communication for simple texts sent through a net that anyone can read. From the outgoing e-mail server to many relay hosts and the TKončný incoming postal server is less private than sending postcards via standard mail and multi-takový with WEb services that rely on marketing. Only encrypted e -mail is considered private because it is put into an unreadable cipher before sending and the recipient is unexplored after arrival. The most popular e-mail programs have the option to use a third-party plug-in to provide built-in encryption, including Microsoft® and Mozilla® Thunderbird ™ e-mail clients.