Check Nagios cfg files

Published September 25, 2012

Delete a nat rule in iptables

First of all I list all the rules including line numbers like this; iptables -L -t nat –line-numbers I then look at […]

Published July 11, 2008

Trouble Shoot Network connections in XP

1) Do a TCPIP fix first TCPIP fixes reset NIC and TCPIP What I like to do on any network problem….Is to […]

Published October 22, 2018

Set physical port speed on Mikrotik

Published July 30, 2015

Change Centos IP address

In common situation, “system ip address” is the ETH0 address. So edit /etc/sysconfig/network-scripts/ifcfg-eth0 with your favourite text editor and run service network […]