What Protocols Send & Receive Email with the Mail Server?

The electronic mail is an important technology of this Era. More than 3.8 billion people use electronic mails for various purposes. Mail servers are an essential element in boosting the capability in the communication of businesses. The subscribers, followers and clients are all engaged by email marketing.

The main purpose of email servers is to deliver the emails to the clients and store the incoming emails. It is also called a virtual post office. The ISP or general email servers can be used for small businesses. But as the list of email addresses increase you will need business email hosting service provider to manage all of your emails and giving you maximum storage space.

It is really important to know about the perfect email hosting servers before making any decision. Your whole business depends on your emails. Choose wisely your mail server. You will need know-how about the protocols before Finding the perfect mail server.

Email Protocols

The email protocol is an essential element of the email server. It connects or establishes a communication channel between the computers to transfer email. Without email protocols, it's mainly impossible to send emails between two computers. There are two types of receiving email protocol that is discussed below.

IMAP

IMAP stands for internet message access protocol. It gives you a facility to store your emails on the internet server. When you access your email account, the data stored in the external servers are transferred to your local computer. Despite this, the IMAP also provides the facility to operate one single account by multiple users. That’s how an email server works. There are two ports required to function the IMAP

• Port 993: This port is used to connect IMAP securely. It is used over SSL.
• Port 143: This is the default port that makes possible for the protocol to listen to the incoming request. It also synchronizes emails. The traffic coming through this port is unencrypted.

POP3

The post office protocol 3 is not similar to IMAP. The work POP3 is to download all the emails from the mail server to the computer. It gives you the facility to read emails without connecting to the internet. This is mainly used for making the organization more efficient. There are two types of ports for POP3

• Port 110: This is default port for unencrypted POP3 access.
• Port 995: This is used for the encrypted connection.

Sending Email

Sending email is another important part to communicate with another person. There is only one type of protocol for sending emails and one to access your email box.

• SMTP: Simple mail transfer protocol is used to transfer emails from one mail server to another. This is the gold standard protocol used by all. There are two ports, port 25 and port 465/587 used by SMTP.
• HTTP: The hypertext transfer protocol is not a mailing protocol but is an essential element. HTTP and its brother HTTPS is the only source through which you can access your mailbox. That’s how it is important and linked to the email protocols.

These essential elements of email protocols are necessary to know before choosing the right hosting provider. A good understanding will eventually help you to to make good choices that will help your business to grow.