Sample Powermta Configuration: File Hot [extra Quality]

; Anti-abuse and recipient validation remote-recipient-validation true reject-invalid-hostname true max-recipient-verify-per-second 50

vmta pool-high-volume source-hash true # Keep same IP per recipient (affinity) max-msg-rate 10000/minute bind-ip-range 192.0.2.10-192.0.2.30 # Your IPs sample powermta configuration file hot

greylist-enabled no

Even with max-per-host-out 100 , Gmail will reject if you exceed 60 connections per IP. The sample config uses domain throttling ( domain throt-google.com ) as a safety net. sample powermta configuration file hot

retry-intervals 10m,30m,1h,3h,6h,12h,24h max-delivery-attempts 10 soft-bounce-action delayed hard-bounce-action bounce sample powermta configuration file hot

: Sets delivery limits for major ISPs (like Gmail or Yahoo) to avoid being flagged for spamming. Authentication : Implements to verify sender identity. Throttling & Rates