Before starting upgrade process please check Plesk 11 system requirement and make sure you have complete backup of your websites and databases. Also, make dump of your plesk database before starting upgrade process. It will require to restore in case something went wrong. Also, please note that most of the time upgrade process fails because…
Some time we need to insert text or string at the end of the line in a file. This can be done using two methods “awk” and “sed” command. Below are the examples: Insertion with sed at the end of the line If you want to insert the text during the execution of the command…
Using sed command we can insert the text at any matching pattern of the file. Using sed we can insert at any point of the file. Insertion with sed at the beginning of the line If you want to insert the text during the execution of the command use -i option. Sed -i ‘s/^/begin here/’…
Firewall plays an important role in the protection of the server. Firewall protects the servers against harmful stuff. Firewall controls the incoming and outgoing traffic by analyzing the packet and determine whether they are allowed through or not based on set of rules. In Linux we uses IPTABLES to manage the firewall rules. But its…
Some applications runs on a specific ports which need to be opened in the server firewall. By default csf only allow few basic ports, in order to open/allow other ports you need to edit csf configuration file. This article will you to open ports in CSF firewall. Steps to Open Ports in CSF: 1. Open…