Mail servers are a type of computer system that send and receive electronic mail, or email. They can be either an application program or part of an operating system. A mail server is usually a central computer that all email clients connect to.
Mail server services are responsible for handling the email communications between servers. They are responsible for delivering messages to the correct recipients, and for managing the email communications between servers.
There are a variety of mail server service services available to choose from, so it is important to do some research to find the best one for your needs. Mail server service services can provide a reliable way to send and receive email, as well as other features such as storage space and security.
If you have just brought a server, then i will do the initial configuration like creating a new sudo users, hardening SSH and other thing which may required to be fixed.
I will also assist you in configure email clients as well.
I will keep the server up and running.