Category Archives: Linux

How to Install Cacti on CentOS 7

Assalamualaikum.. Cacti is a configurable, scalable network and resource monitoring system based on the RRDTool suite. It works on systems ranging from simple LAN installations, to multi data center LANs. Cacti provides user management, as well as acquisition of data … Continue reading

Posted in Browser, cacti, Install, Linux, SQL | Tagged

How to Browsing the Web Using SSH Tunnel

Assalamualaikum, Sometimes you need to configure something on your client office (router/firewall), but the only way to do that was to be on the their internal network and browse to it using a browser. Trying text based browsers didn’t work, … Continue reading

Posted in Browser, Linux, UNIX | Tagged , ,

How to Enable su Access in FreeBSD

Assalamualaikum, How can a “normal” user get root rights, or actually switch to root account using the su command when working under FreeBSD? To do that, that “normal” user needs to be in wheel group. So this command will enable … Continue reading

Posted in freeBSD, Linux, UNIX | Tagged , , ,

How to Search File with Specific File Size

Assalamualaikum.. Cleaning up your machine is very important to make sure your box is running in optimum performance and healthy. You may use command df -h regularly to check your partition size. But it will not tell you which file … Continue reading

Posted in Linux | Tagged , , ,

How to Find out Which Service is Running on Specific Port in Linux

Assalamualaikum.. Q: How do I find out which service is listening on a specific port? How do I find out what program is listening on a specific TCP Port? A: netstat -tulpn OR netstat -npl Wassalam..

Posted in Linux, Solaris | Tagged , ,

Howto Delete all Deferred Messages from Zimbra Mail Queue

Assalamualaikum, Sometimes you noticed your mail takes a bit longer than usual to get to the receiver. This issue may caused by spamming activities or your zimbra services are not working correctly. If this issue caused by zimbra services, just … Continue reading

Posted in Linux, Zimbra | Tagged , , , , ,