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Mail server SSL/TLS certificate expired. Resolution. Renew the certificate for Mail Server. Log in to Plesk. Follow the instructions here: update the mail server’s certificate. Additional information. Unable to log into RoundCube: Connection to storage server failed

If you see SMTP_BLOCK = "1" then it mean that outgoing connections to 25, 465, 587 are forbidden. Unfortunately it blocks connections from ...

There should be so many reasons if you get the error Error (-1): Connection to server failed while trying to send the emails from the cPanel. We can fix this error by performing the following …

... even after trying to send mails using Webmail. We will be receiving following error:- SMTP Error (-1): Connection to server failed

What Is SMTP Error -1?

Plesk Onyx for Linux. Symptoms. The following error pops up after logging into Roundcube WebMail: Connection to storage server failed. Unable to ...

How to Fix SMTP Error (-1): Connection to Server Failed · 1) Login to WHM. · 2) Navigate to “ConfigServer Security & Firewall” under “Plugins” ...

Unable to send message from Roundcube: SMTP Error (-1): Connection to server failed - Support Cases - Plesk Knowledge Base

This is is now the exim mail server should be working and you will be able to send the emails from the RoundCube.

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20.02.2018 · Unfortunately it blocks connections from Roundcube too. It can be fixed without disabling SMTP block, the following way. You need to add user webapps into SMTP_ALLOWUSER and restart csf/lfd. Check: # grep ^SMTP_ /etc/csf/csf.conf SMTP_BLOCK = "1" SMTP_ALLOWLOCAL = "0" SMTP_REDIRECT = "0" SMTP_PORTS = "25,465,587" …

Method 2 · Open CSF firewall in vi editor. # vi /etc/csf/csf.conf · Commonly the issue should be with the following code. SMTP_BLOCK = 1. SMTP_ALLOWLOCAL = 0.

Feb 20, 2018 · We are a team of professionals, and specialize in installation, configuring and managing of remote virtual and dedicated servers powered by Linux/Unix-like OS with DirectAdmin.

I had the same problem, Finally I've solved it. I got the answer: I opened my wamp/roundcubemail/config/defaults.inc.php; Modified the following config ...

Fix Common Gmail Pop3 Errors · Repeatedly prompted for your username and password or 'invalid credentials' error. · The connection to the server has failed. · The ...

inc.php and modified the following config value: $config['smtp_port'] = 465;. it is useful for any one who has installed roundcube into ...

ag wrote: What about this error in mail.err (my last post)?. It means Roundcube cannot connect to smtp service (connection denied) ...

RoundCube fails to open; Dovecot reports i_stream_seekable_write_failed Unable to login to Roundcube/Horde Webmail ( Hostname domain is the same as account domain ) Corrupted record in index cache file

27.07.2015 · July 27, 2015 The Geek Decoder Leave a comment Plesk, Roundcube. Issue: Please server with postfix and roundcube. Pots changed for SMTP mail. Edit the roundcube config: 1. /usr/share/psa-roundcube/config. Check that the config is correct: SMTP server host. 1.