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NGINX Plus NGINX Plus

  • Admin Guide
    • Installing NGINX and NGINX Plus
    • Installing NGINX Plus
    • Installing NGINX Open Source
    • Installing NGINX Plus AMIs on Amazon EC2
    • Installing NGINX Plus on the Google Cloud Platform
    • Installing NGINX Plus on Microsoft Azure
    • Deploying NGINX and NGINX Plus on Docker
    • Basic Functionality
    • Controlling NGINX Processes at Runtime
    • Creating NGINX Plus and NGINX Configuration Files
    • Load Balancer
    • HTTP Load Balancing
    • TCP and UDP Load Balancing
    • HTTP Health Checks
    • TCP Health Checks
    • UDP Health Checks
    • gRPC Health Checks
    • Dynamic Configuration of Upstreams with the NGINX Plus API
    • Accepting the PROXY Protocol
    • Content Cache
    • NGINX Content Caching
    • Web Server
    • Configuring NGINX and NGINX Plus as a Web Server
    • Serving Static Content
    • NGINX Reverse Proxy
    • Compression and Decompression
    • Using NGINX and NGINX Plus as an Application Gateway with uWSGI and Django
    • Security Controls
    • NGINX SSL Termination
    • SSL Termination for TCP Upstream Servers
    • Restricting Access with HTTP Basic Authentication
    • Authentication Based on Subrequest Result
    • Setting up JWT Authentication
    • Limiting Access to Proxied HTTP Resources
    • Restricting Access to Proxied TCP Resources
    • Restricting Access by Geographical Location
    • Securing HTTP Traffic to Upstream Servers
    • Securing TCP Traffic to Upstream Servers
    • Dynamic Denylisting of IP Addresses
    • Monitoring
    • Live Activity Monitoring
    • Configuring Logging
    • Debugging NGINX
    • Monitoring NGINX and NGINX Plus with the New Relic Plug-In
    • High Availability
    • High Availability Support for NGINX Plus in On-Premises Deployments
    • Configuring Active-Active High Availability and Additional Passive Nodes with keepalived
    • Synchronizing NGINX Configuration in a Cluster
    • Runtime State Sharing in a Cluster
    • How NGINX Plus Performs Zone Synchronization
    • Dynamic Modules
    • Dynamic Modules
    • Brotli
    • Cookie-Flag
    • Encrypted-Session
    • FIPS Status Check
    • GeoIP
    • GeoIP2
    • Headers-More
    • HTTP Substitutions Filter
    • Image-Filter
    • Lua
    • NGINX Developer Kit
    • NGINX ModSecurity WAF
    • njs Scripting Language
    • OpenTracing
    • Perl
    • Phusion Passenger Open Source
    • Prometheus-njs
    • RTMP
    • Set-Misc
    • SPNEGO
    • Uninstalling a dynamic module
    • XSLT
    • Mail Proxy
    • Configuring NGINX as a Mail Proxy Server
  • Deployment Guides
    • Set Up Single Sign-On for Proxied Applications
    • Single Sign-On With Auth0
    • Single Sign-On with Amazon Cognito
    • Single Sign-On with Keycloak
    • Single Sign-On with Microsoft Active Directory FS
    • Single Sign-On with Okta
    • Single Sign-On with OneLogin
    • Single Sign-On with Ping Identity
    • Amazon Web Services
    • Active-Active HA for NGINX Plus on AWS Using AWS Network Load Balancer
    • Active-Passive HA for NGINX Plus on AWS Using Elastic IP Addresses
    • Global Server Load Balancing with Amazon Route 53 and NGINX Plus
    • Using NGINX or NGINX Plus as the Ingress Controller for Amazon Elastic Kubernetes Services
    • Creating Amazon EC2 Instances for NGINX Open Source and NGINX Plus
    • Global Server Load Balancing
    • Global Server Load Balancing with NS1 and NGINX Plus
    • Google Cloud Platform
    • All-Active HA for NGINX Plus on the Google Cloud Platform
    • Load Balancing Third-Party Servers
    • Load Balancing Apache Tomcat Servers with NGINX Open Source and NGINX Plus
    • Load Balancing Microsoft Exchange Servers with NGINX Plus
    • Load Balancing Node.js Application Servers with NGINX Open Source and NGINX Plus
    • Load Balancing Oracle E-Business Suite with NGINX Plus
    • Load Balancing Oracle WebLogic Server with NGINX Open Source and NGINX Plus
    • Load Balancing Wildfly and JBoss Application Servers with NGINX Open Source and NGINX Plus
    • Microsoft Azure
    • Active-Active HA for NGINX Plus on Microsoft Azure Using the Azure Standard Load Balancer
    • Creating Microsoft Azure Virtual Machines for NGINX Open Source and NGINX Plus
    • Migrate Hardware ADCs
    • Migrating Load Balancer Configuration from Citrix ADC to NGINX Plus
    • Migrating Load Balancer Configuration from F5 BIG-IP LTM to NGINX Plus
      • Setting Up an NGINX Demo Environment
  • Releases
  • Technical Specs
  • Open Source Components
  • NGINX Plus FIPS Compliance
  • NGINX Directives Index

Mail Proxy

Documentation explaining how to configure NGINX and NGINX Plus as a proxy for various email protocols.

Configuring NGINX as a Mail Proxy Server

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