Client cannot connect to IMAP.

[Former user]

IMAP is invalid, POP is valid, SMTP is valid.

Please help me to fix it.

Testing info, [e-mail] pop.jrails.net imap.jrails.net smtp.jrails.net User: [e-mail] Password: test123456

[SH]

"invalid"? Can you please specify problem more?

[Jack Yip]

Running:
>  docker create -p 25:25 -p 5001:80 -p 110:110 -p 143:143 -p 465:465 -p 587:587 -p 993:993 -p 995:995 -v /etc/localtime:/etc/localtime:ro -v /src/volume/mailser01/data:/data --name mailser01 -h mailser01 -e HTTPS=OFF -t analogic/poste.io
>  docker start mailser01

Client: imap.jrails.net Cannot connect. pop.jrails.net Connected smtp.jrails.net Connected

[SH]

It seems you have figured it out, closing for now...

$ nc smtp.jrails.net 143
* OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE IDLE STARTTLS LOGINDISABLED] Dovecot ready.

$ openssl s_client -connect imap.jrails.net:993 -crlf
CONNECTED(00000003)
depth=1 C = XY, ST = unknown, L = unknown, O = QSMTPD, OU = CA, CN = mailser01, emailAddress = postmaster@mailser01
verify error:num=19:self signed certificate in certificate chain