Configuration examples

• Filtering SMTP
  • SMTP session phases
    • Envelope Checks
    • Headers checks
    • Body checks
• SpamAssassin
  • Install instructions
• Rspamd
  • Install instructions
• Blocklists via DNS Query using an MTA
  • Configuring on Postfix
    • Conventions
    • Configuration
  • Configuring Sendmail
    • Conventions
    • Configuration
  • Configuring Microsoft Exchange
    • Conventions
    • Configuration
• Configuring a DNS resolver for enhanced performance
  • How to configure DNS resolvers for enhanced performance
    • Configuring Knot
    • Configuring BIND
    • Configuring powerdns-recursor
    • Configuring Unbound
• Spamhaus Project Public Mirrors using an MTA
  • Spamhaus Project Public Mirrors using Postfix
    • Conventions
    • Configuration
    • Using postscreen instead
  • Spamhaus Project Public Mirrors using Sendmail
    • Conventions
    • Configuration
  • Spamhaus Project Public Mirrors using Microsoft Exchange
    • Configuration