What is MTA (Mail Transfer Agent)?
Posted: Sat Feb 01, 2025 7:50 am
What is MTA? A simple explanation of the delivery mechanism, role and main functions of the mail transfer agent
2023-05-22(Updated: 2024-12-28 )
Email Delivery Basics
Did you know that the e-mails that you exchange every day without thinking about it are made possible by multiple software programs, including the MTA?
In this article, we will clearly explain what kind of software MTA is, along with the basic mechanisms of email.
This information is useful for companies insurance leads for seniors that often send emails to many users, such as newsletters, so please read to the end.
Table of Contents [Hide]
2.What is the role of MTA in email delivery?
2.1. [Basics] How email is delivered
The Role of MUAs
2.3. Role of MSA
2.4. Role of MDA
2.5. Role of the MTA
3. Main Functions of MTA
4. Representative examples of MTA
Sendmail
Exim
qmail
Postfix
5. Advantages and disadvantages of using a cloud-based delivery service (MTA) to deliver email
5.1. Advantages of cloud-based systems
5.2. Disadvantages of Cloud-based Systems
6. Advantages and disadvantages of using an on-premise delivery service (MTA) to deliver email
6.1. Advantages of on-premise model
6.2. Disadvantages of on-premise systems
7. Points to consider when choosing a cloud-based email delivery service
7.1.Are the features suitable for the purpose installed?
7.2. How do you improve your email deliverability?
7.3.Are security measures being implemented adequately?
7.4.Is there a sufficient support system?
8. For cloud-based email delivery services, try Arara Message
9. Summary
What is MTA (Mail Transfer Agent)?
MTA is an abbreviation for Mail Transfer Agent, which is software that handles the delivery and transfer of email. Basically, emails created by senders are delivered to the designated recipients through a server called an "SMTP server."
One of the pieces of software included in the SMTP server is the MTA, which plays an important role. We will go into more detail later, but MTAs are broadly divided into two types of provision: "on-premise" and "cloud".
Both have different advantages and disadvantages, so it's important to choose the one that best suits your needs.
What is the role of the MTA in email delivery?
As mentioned above, the MTA is an important piece of software in an SMTP server, and if the MTA does not function properly, email cannot be sent.
To better understand the importance of MTAs, let’s take a look at the specific roles and functions of MTAs, along with how email delivery works.
2023-05-22(Updated: 2024-12-28 )
Email Delivery Basics
Did you know that the e-mails that you exchange every day without thinking about it are made possible by multiple software programs, including the MTA?
In this article, we will clearly explain what kind of software MTA is, along with the basic mechanisms of email.
This information is useful for companies insurance leads for seniors that often send emails to many users, such as newsletters, so please read to the end.
Table of Contents [Hide]
2.What is the role of MTA in email delivery?
2.1. [Basics] How email is delivered
The Role of MUAs
2.3. Role of MSA
2.4. Role of MDA
2.5. Role of the MTA
3. Main Functions of MTA
4. Representative examples of MTA
Sendmail
Exim
qmail
Postfix
5. Advantages and disadvantages of using a cloud-based delivery service (MTA) to deliver email
5.1. Advantages of cloud-based systems
5.2. Disadvantages of Cloud-based Systems
6. Advantages and disadvantages of using an on-premise delivery service (MTA) to deliver email
6.1. Advantages of on-premise model
6.2. Disadvantages of on-premise systems
7. Points to consider when choosing a cloud-based email delivery service
7.1.Are the features suitable for the purpose installed?
7.2. How do you improve your email deliverability?
7.3.Are security measures being implemented adequately?
7.4.Is there a sufficient support system?
8. For cloud-based email delivery services, try Arara Message
9. Summary
What is MTA (Mail Transfer Agent)?
MTA is an abbreviation for Mail Transfer Agent, which is software that handles the delivery and transfer of email. Basically, emails created by senders are delivered to the designated recipients through a server called an "SMTP server."
One of the pieces of software included in the SMTP server is the MTA, which plays an important role. We will go into more detail later, but MTAs are broadly divided into two types of provision: "on-premise" and "cloud".
Both have different advantages and disadvantages, so it's important to choose the one that best suits your needs.
What is the role of the MTA in email delivery?
As mentioned above, the MTA is an important piece of software in an SMTP server, and if the MTA does not function properly, email cannot be sent.
To better understand the importance of MTAs, let’s take a look at the specific roles and functions of MTAs, along with how email delivery works.