to update most settings without a service interruption. If changes involve core directives (like run-as-root ), a full service restart via service pmta restart is required. Error Checking: To verify a configuration file before applying it, use pmta debug to see line-by-line errors. Linking Multiple Config Files (
<virtual-mta vmta-fast> <domain *> max-smtp-out 20 throttle * 10000/s </domain> </virtual-mta>
# virtual MTA grouping <virtual-mta vmta-us> source-ip 192.0.2.10 max-msg-rate 1000 </virtual-mta>
