How long do legit servers try to deliver email?

2022-10-11 Thread Ian Evans
Sorry if this is OT. My hosting service is migrating our VPS to new hardware. I plan to shut down postfix (it's just me and the missus) and create a snapshot prior to the shutdown. How long do servers try to resend email if your server is temporarily down? The host has given themselves an 8 hour o

Re: How long do legit servers try to deliver email?

2022-10-11 Thread postfix
How long do servers try to resend email if your server is temporarily down? The host has given themselves an 8 hour overnight window. The default retry for postfix is 5 days. http://www.postfix.org/postconf.5.html#bounce_queue_lifetime

Re: How long do legit servers try to deliver email?

2022-10-11 Thread Wietse Venema
Ian Evans: > Sorry if this is OT. My hosting service is migrating our VPS to new > hardware. I plan to shut down postfix (it's just me and the missus) and > create a snapshot prior to the shutdown. > > How long do servers try to resend email if your server is temporarily down? > The host has given

Re: How long do legit servers try to deliver email?

2022-10-11 Thread Ian Evans
On Tue, Oct 11, 2022, 1:00 PM Wietse Venema, wrote: > > > How long do servers try to resend email if your server is temporarily > down? > > The host has given themselves an 8 hour overnight window. > > "It depends". There is a difference between wat rules say (in this > case https://www.rfc-edit