Why and How to implement asterisk in your office

we all know or at least heard about asterisk by now. an open source PBX, which provide small and big enterprises the opportunity to cut costs and improve their old fashioned telephony systems.
the problem with old fashioned pbx systems made by avaya/alcatel/etc. is that they are way over priced, For years they had the [...]

Load Balancer best practice

working closely with load balancers throughout the years made me aware of quite a few difficulties and tricks, and hard learned lessons about the problems and the best ways of implementing a load balancer into your web farm.
I hope you enjoy the things i have to say here, and i will listen to what you [...]

Cisco CSS Load Balancer – Traffic Drop

I just wanted to comment here on a problem I had which took me a while to understand and i couldn’t find any solution anywhere.
The setup is a cisco CSS 11500 Series with 2 web servers and 2 application server.
it was a Cisco ASA Firewall (192.168.1.1) -> Cisco CSS (192.168.1.2)
|-> Servers (192.168.1.10,11,12,13)
So the cisco CSS [...]

Minimize your reaction time to DDoS attacks

Intro Even though recent report shows less DDoS attacks the past year, that risk is still out there. Now days most DDoS attacks can be mitigated quite effectively based on the fact that you poses some kind of an IPS. However most time wasted is the initial process of understanding the fact that [...]

The best free snmp monitoring tool

This is the 3′rd time I am implementing the free version of Zenoss on different companies, and I can’t get enough of it.
Zenoss is an snmp monitoring tool. it has a very cool modern interface, Its very simple and easy to use, low maintenance, and efficient.

Zenoss Dashboard
Adding a new device to monitor is a matter [...]