I have read multiple post about postfix to copy ssl for domain, but in my version I do not have any such function where I can copy ssl for the domains email postfix. The only options I have is Set as Default Services Certificate
I have virtual servers namely domainA(dot)com, domainB(dot)com and DomainC(dot)com, here when I set SSL of DomainB.com as default for Postfix then domainA and DomainC face problem in incoming email. In logs it cannot authenticate the certificate which is true.
How can I set certificates per domain for postfix ? Please suggest…
I think the problem is in cached Postfix version by Webmin. It could be fixed by clicking force-refresh system information button in the dashboard, e.g.: