Wietse: > > I don't think that there is a 'standard' policy that 'works' for > > delivery from every site to every site. > > > > Nowadays you get a policy exception from 'big' receivers, and you > > come up with transport_maps with different 'classes' of delivery > > agents that are configured with different rate_delay (no concurrency), > > with limited concurrency, and/or with different source IP address, > > then pick the agent depending on destination. > > > > Or you just pay a mail sending company for doing the job.
Stefan Bauer: > Thank you Wietse, > > wouldn't default_transport_rate_delay = 15s > > be a safe setting to relax the whole transport a bit? It is a big sledgehammer that allows 4 delivers per minute per destination (or per transport). If that works for you, great. Just keep in mind that 'postfix reload' will reset the rate delay timers. Wietse