Category: Administrations

Netstat Command

Rumi,

Netstat command displays various network related information such as network connections, routing tables, interface statistics, masquerade connections, multicast memberships etc., In this article, let us review 10 practical unix netstat command examples. 1. List All Ports (both listening and non listening ports)

Continue Reading

Icinga Sample Host cfg file to monitor Windows Server

Rumi,

define host{ use             windows-server  ; Inherit default values from a template host_name blk-smsgw ; The name we're giving to this host alias           Windows Server       ; A longer name associated with the host address        10.10.10.1    ; IP address of the host         } definehostgroup{ alias           Windows Servers ; Long name…

Continue Reading

Monitor Windows Service using Nagios (Icinga)

Rumi,

On the Nagios Server edit the file /usr/local/nagios/etc/objects/windows.cfg: # vi /usr/local/nagios/etc/objects/windows.cfg Add the following to create a new service definition to monitor the process state of WinVNC.exe (VNC Server): # Create a service for monitoring the WinVNC.exe process # Change the host_name to match the name of the host you…

Continue Reading

Enable Directory Listing in Nginx Webserver

Rumi,

Here is a simple way to enable directory listing in Nginx Webserver. I have a subdomain repository.wowtutorial.org and i want repository.wowtutorial.org to have ability to listing a directory. All we need to do just modify the vhosts or nginx.conf Add autoindex on; Please see the example below Example : #nano…

Continue Reading

PowerDNS Cache dump in CSV

Rumi,

The objective is simple, a periodic cron cache dump of powerdns recursor on a setup. 1. create a shell code as below using nano- #nano /usr/local/bin/pdns-cache-dump.sh #!/bin/sh DAY=`/bin/date +%Y%m%d` TFILE="/var/log/pdns-cache/$(basename $0).$DAY.csv" rec_control dump-cache $TFILE echo "cache dump completed, dump script by rumi (hasan.emdad@mango.com.bd)"

Continue Reading