Change Details

Though the Exim servers on the VRTS hosts are not internet facing, it would be great to prioritize migrating them to Postfix. Per T232343 Postfix offers a better track record than Exim on security vulnerabilities.

Though the Exim servers on the VRTS hosts are not internet facing, it would be great to prioritize migrating them to Postfix. Per T232343 Postfix offers a better track record than Exim on security vulnerabilities. [] Audit Current Setup [] Incoming/outgoing mail handling rules [] Queue management [] Postfix Configuration Design [] Port current exim config to postfix: transport and routing logic [] Puppetization of the same [] Cutover Checklist [] Draining current queues [] Pause mail delivery to VRTS MX level? [] Activate postfix and disable exim [] Testing [] Rollback Plan

Though the Exim servers on the VRTS hosts are not internet facing, it would be great to prioritize migrating them to Postfix. Per T232343 Postfix offers a better track record than Exim on security vulnerabilities. [] Audit Current Setup [] Incoming/outgoing mail handling rules [] Queue management [] Postfix Configuration Design [] Port current exim config to postfix: transport and routing logic [] Puppetization of the same [] Cutover Checklist [] Draining current queues [] Pause mail delivery to VRTS MX level? [] Activate postfix and disable exim [] Testing [] Rollback Plan