[11.5.10.2] Error with office365 IMAP server.
Hi, experts
I have an environment which has a weired issue.
[Environment]
EBS: 11.5.10.2
imap server :outlook.office365.com:993
If set "Inbound:0" then the mail server could start, or it will get error.
[Confirmed information]
1. openssl connection is fine.
bash>openssl s_client -connect outlook.office365.com:993 -crlf
CONNECTED(00000003)
depth=2 /C=US/O=DigiCert Inc/OU=www.digicert.com/CN=DigiCert Global Root CA
verify return:1
depth=1 /C=US/O=DigiCert Inc/CN=DigiCert Cloud Services CA-1
verify return:1
depth=0 /C=US/ST=WASHINGTON/L=Redmond/O=Microsoft Corporation/CN=outlook.com
verify return:1
---
Certificate chain
0 s:/C=US/ST=WASHINGTON/L=Redmond/O=Microsoft Corporation/CN=outlook.com