Re: Mailbox connection fails: Connection closed (No commands sent) Help please

Am 07.12.2021 um 22:45 schrieb postfix@aecperformance.com:

My VPS IP is: 194.163.45.150

Use a not expired certificate.

$ openssl s_client -connect 194.163.45.150:993 CONNECTED(00000003) depth=3 O = Digital Signature Trust Co., CN = DST Root CA X3 verify error:num=10:certificate has expired notAfter=Sep 30 14:01:15 2021 GMT verify return:0

Alexander