Error in plesk postfix email logs: Notice: Error: EHLO not accepted from server! in /var/www/vhosts/domain.com/httpdocs/system/library/mail.php on line 237 Check postfix main and comment out non_smtpd_milters: Restart postfix:
More info: http://www.cisco.com/c/en/us/support/docs/security-vpn/kerberos/13634-newsflash.html
BUSY: Update operation was locked by another update process. Having trouble updating Plesk? Check for the installer: Kill the process There’s a psa-installer.lock file in /tmp/ which indicates Plesk a running installer. Be sure no installer is running and then delete this little bugger.
CSF Firewall is blocking these attacks in /var/log/messages Check with You have set the following in your csf configuration but having such a setting, we definitely block SYN connections but legit connections as well. With the above settings, you will see a drop down in SYN connections but you won’t be able to browse your … Read more
http://www.top-password.com/knowledge/unlock-sql-server-sa-account.html http://www.mssqltips.com/sqlservertip/2758/how-to-unlock-a-sql-login-without-resetting-the-password/
Formail.pl error: Check the permissions: Change to 755
If you’ve forgotten the sa password for your SQL server, you are probably in a panic. Fear not, for you can change the password and once again have access to the powers of the SA account using Windows Authentication mode. Login into SQL Server using Windows Authentication. In Object Explorer, open Security folder, open Logins … Read more
http://www.iis.net/learn/manage/configuring-security/application-pool-identities
If you are getting such error while uploading a file in the website, then I suggest you to follow the below steps: Take the backup of the configuration file of the NGINX Add client_max_body_size 0; (or 100m) to /etc/nginx/nginx.conf and reload nginx proxy server using the below command: (Note: If ‘client_max_body_size’ entry is not there … Read more