Knowledgebase

dns server setup with ubuntu 14.04 VPS
We can setup a vps by using bind9 package # apt-get update #apt-get install bind9 # cd...

How to block bad bots in nginx
Best way to block few bots is to put a code for return 403 as if ($http_user_agent ~*...

How To Install Speedtest-cli On Linux To Check Internet Speed command line
ou can check the Internet speed with Python based tool called Speedtest-cli Make sure you have...

How to update wordpress url if i have migrated wordpress on new domain
Some times when you migrated your website from old domain to new domain it reflects and returns...

How to verify DDOS attack with netstat command on Linux Terminal
Some examples with explanation netstat -na This display all active...

Using firewall to open port 22 for one network subnet only
Due to enhancing your server security sometimes you want to secure your ssh port and allowing to...