In the Scopes line remove the scopes you don’t use. Once installed, open dconf-Editor and then navigate to com > canonical > unity > dash. First, you may install Dconf Editor from Ubuntu Software Center. Here I’m going to show you how to speed up the Dash by disabling unwanted search results and doing a little tweak on graphics settings. Running Ubuntu on an old laptop? Well, you may found that the Dash for searching files and installed applications is a little slow and heavy. How to Check and Update max_connections value in MySQL cp /etc/fail2ban/action.d/nf /etc/fail2ban/action.d/ Step 4 – Open this file /etc/fail2ban/action.d/iptab

apt-get install fail2ban Step 3 – Backup this file. apt-get update apt-get upgrade Step 2 – Install fail2ban. It can ban any host IP that makes too many login attempts or performs any other unwanted action within a time frame defined by the administrator. Most commonly this is used to block selected IP addresses that may belong to hosts that are trying to breach the system’s security. Fail2ban operates by monitoring log files for selected entries and running scripts based on them. It is able to run on POSIX systems that have an interface to a packet-control system or firewall installed locally for example, iptables or TCP Wrapper. Fail2ban is an intrusion prevention framework written in the Python programming language.

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