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Mail servers are made to attempt redelivery if a mail is undeliverable. Most mail servers will attempt redelivery for multiple days before disposing of it so it
by nacs 13y ago
Mail servers are made to attempt redelivery if a mail is undeliverable. Most mail servers will attempt redelivery for multiple days before disposing of it so it shouldn't be an issue.
- dingaling 13y agoFurthermore, to address the 'server on fire' issue. If you build the mail server and its ancillaries up in a VM ( or number of VMs ) then you can sync VM to another host on a schedule, or even live. Set-up a heartbeat ping and the alternative host can bring-up its copy of the mail server VM in a few seconds.