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FELIPE FERREIRA

FELIPE FERREIRA

System Administrator

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Month: December 2008

By : Felipe Ferreira10/12/2008
BashScripts, HowTo, Linux, Nagios 1 Comment on Currency rate monitor script

Currency rate monitor script

Using Nagios I am able to monitor the currency conversion rate, so I can know exactly when to sell my currency and to buy my currency. I wrote a creative …

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Tags: convert, currency, currencymon, graph, monitor, Nagios, plugin
By : Felipe Ferreira10/12/2008
HowTo, Linux 1 Comment on Uninstall Gnome and Office

Uninstall Gnome and Office

If you have a server there is no need of the GUI interface, is there?
A good linux admin will never need it. So I am removing it, here are …

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Tags: clean, disk, freespace, Gnome, gui, HowTo, Linux, office, openoffice.org, problem, remove, startx, Uninstall, xorg
By : Felipe Ferreira05/12/2008
HowTo, Nagios 1 Comment on Nagios Nuvola Style

Nagios Nuvola Style

*****Make Nagios Pretty ( Nuvola Style )

First Backup /usr/local/nagios/share/*..html and all stylesheets directory.
# tar -cvvf defaultweb.tar /usr/local/nagios/share/
# cd /usr/local/nagios/share
# wget http://www.xoroz.com/files/nagiosstyle.zip
# unzip nagiosstyle.zip
Set the …

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Tags: download, Nagios, nagios tips, Nuvola, screenshoot, Style, troubleshoot
By : Felipe Ferreira02/12/2008
News Leave a Comment on Mental Multiplication Trick

Mental Multiplication Trick

Amazing Multiplication Trick
Tip #1: Multiplying by Powers of 5
There are times in life when you just get lucky. It turns out that one of those lucky little moments …

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Tags: draw, graph, line, math, Mental, Multiplication, Trick
By : Felipe Ferreira02/12/2008
News Leave a Comment on 70-294 exams

70-294 exams

Tomorrow morning  I go for my last MCSE 2003 exam 🙄 . I hope to pass it. I do study by practicing the real exam questions. Before I had time …

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Tags: 70-294, 70-294-video-sim-q3, exam, mcse
By : Felipe Ferreira02/12/2008
HowTo, Linux, PerlScripts, Security 4 Comments on Squid howto

Squid howto

This week I setup a cool Squid Proxy for our network at the office. What it does?
Follow also the HowTo Setup SquidGuard
1. Caches the websites people visit, so …

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Tags: 1.4, debian, firewall, how to, HowTo, Iptables, Linux, proxy, script, setup, squid, squidguard, stable11, transparent, webmin
By : Felipe Ferreira01/12/2008
HowTo, Linux, Security Leave a Comment on Iptables howto

Iptables howto

IPTABLES basic commands

List current rules:

# iptables -L -v
Remove all previous rules:
# iptables -F
Don’t disconnect ESTABLISHED connections:
# iptables -A INPUT -m state –state ESTABLISHED,RELATED -j …

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Tags: ARP, defense, firewall, hack, HowTo, Iptables, Linux, man in the middle attack, netfilter, proxy, scan, spoof defense

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