What is Postfix?
Postfix is a high performance SMTP Mail Transport Agent for Linux. It is a popular solution used to send, forward, and receive e-mail.
Postfix can be used in a wide variety of situations. Postfix can be used as a frontend mail server, distributing e-mail to other servers which are located behind a secure firewall. Postfix supports the integration of a number open source and proprietary of virus scanning and SPAM filtering solutions, allowing e-mail to be scanned and filtered prior to reaching internal e-mail servers.
Postfix can also be used in a single server solution to host e-mail. By integrating a POP3/IMAP server such as DoveCot, e-mail can be sent, received, and stored on a Linux server.
Postfix has replaced Sendmail in a number of situations due to it's ease of configuration and management.
How is Postfix used by Zion, IL businesses?
Zion, IL area businesses use Postfix in a wide variety of situations, including the following:
Mail Filtering
Postfix, combined with SpamAssassin, can be used to spam filter e-mail prior to reaching an internal e-mail server. This reduces security threats and frees up processing time on internal e-mail servers.
Mail Forwarding
Postfix can be used to redirect e-mail in specific situations, such as a business or organization name change or a business sale.
Secure E-Mail
Postfix supports SSL/TLS, and can be configured to encrypt e-mail exchanged between specific business partners to protect important communications from eavesdropping.
Internal Mail Server
Postfix can be configured along with DoveCot or other POP3/IMAP e-mail systems to provide a full featured on-site e-mail server setup for a small or mid-sized business.
How does NextPhase support Zion, IL businesses using Postfix?
NextPhase supports Zion, IL businesses with these and other tasks:
For businesses considering Postfix
Determine if Postfix is the right solution based on e-mail needs and security requirements
Recommend hardware to support Postfix
Recommend location of a Postfix mail server in relation to the firewall and existing mail servers on an existing network
Migrate mail and settings from an existing mail server into Postfix
For businesses using Postfix
Analyze the security of an existing Postfix installation and make recomendations to improve security
Make recommendations to improve performance
Install security updates and version updates to Postfix software
Move Postfix to a different server
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