September 2009 - Page 2 of 4 - InstaCarma Outsourced Web Hosting Support

Database backup generates an empty file

by Aromal Rajagopal | Sep 18, 2009 | Quick fixes, Technical | 0 comments

Issue : After downloading a database backup through cPanel (Download a MySQL database back-up) , the tar file generated is empty! Solution : This usually happens when you are logged in to cPanel with the root/reseller password. Log in with the user password and then...

Disabling remote access to MySQL databases

by Aromal Rajagopal | Sep 18, 2009 | Quick fixes, Technical | 0 comments

Issue : How to prevent anybody from accessing MySQL databases hosted on the server from any local PC ? Solution : This can be achieved in two ways : 1. By blocking the port 3306 . You can use iptables in order to do this : /sbin/iptables -A INPUT -i eth0 -p tcp...

How to check who/when logged in via SSH

by Aromal Rajagopal | Sep 18, 2009 | Quick fixes, Technical | 0 comments

Issue : How to check successful and failed SSH logins to the server ? Solution : Use the following commands (as root) to achieve this : last | less This captures data from /var/log/wtmp and shows you the successful logins. lastb | less This captures data from...

Webmail not working after password change

by Aromal Rajagopal | Sep 16, 2009 | Quick fixes, Technical | 0 comments

Issue : Webmail for an email account stopped working after the password was changed. It said ‘password updated successfully’ but when trying to login again via webmail, following error occurred : invalid username or password Mail quota and disk space usage...

Wild-card SSL not working for cPanel/WHM

by Aromal Rajagopal | Sep 16, 2009 | Quick fixes, Technical | 0 comments

Issue : A wild-card SSL (*.server.tld) works for the server hostname (https://hostname.server.tld) but does NOT work for cPanel/WHM (https://hostname.server.tld:2083) Fix : – Go to WHM >> Service Configuration >> Manage Service SSL Certificates – Install...