[BlueOnyx:26347] Re: 5210R sendmail to postfix switch questions

2023-07-03 Thread oldcabin webmaster via Blueonyx
Thank you On Mon, Jul 3, 2023, 3:41 PM Michael Stauber via Blueonyx < blueonyx@mail.blueonyx.it> wrote: > Hi Tim, > > > 5210R > > > > I am pondering switching from sendmail to postfix. > > > > Anything that I should be aware of with regard to what is going to > > change regarding my client's

[BlueOnyx:26346] Re: 5210R sendmail to postfix switch questions

2023-07-03 Thread Barry Mishkind via Blueonyx
At 12:46 PM 7/3/2023, Michael Stauber via Blueonyx wrote: >On 5210R/5211R you can switch between Sendmail and Postfix at any time and in >either direction. Typically the clients won't even notice and no config >changes are required server side or client side. > >The main difference between

[BlueOnyx:26345] Re: 5210R sendmail to postfix switch questions

2023-07-03 Thread Michael Stauber via Blueonyx
Hi Tim, 5210R I am pondering switching from sendmail to postfix. Anything that I should be aware of with regard to what is going to change regarding my client's email client setups? Is there anything that they will have to change in their settings? Can I switch back if I suddenly run into

[BlueOnyx:26344] 5210R sendmail to postfix switch questions

2023-07-03 Thread oldcabin webmaster via Blueonyx
5210R I am pondering switching from sendmail to postfix. Anything that I should be aware of with regard to what is going to change regarding my client's email client setups? Is there anything that they will have to change in their settings? Can I switch back if I suddenly run into issues (my

[BlueOnyx:26343] Re: Backscatter / user not found bounce

2023-07-03 Thread Meaulnes Legler @ MailList via Blueonyx
hi I have the same question: On 02.07.23 21:45, Colin Jack via Blueonyx wrote: Hi Michael, 2.) Enable and configure SPF and switch it to "Sign & Verify" mode This checks the SPF records of sender domains and if the senders IP is not within the SPF records published by say hotmail.com, then