Every penny counts when you’re deploying networks on a minimal budget. And since I usually use a gateway running m0n0wall running on an SBC (single board computer) like those produced by Soekris or PCEngines WRAP, that £80-170 is a significant chunk of the total network price. So for cost reasons, and to be honest also for the fun of it, I’m exploring using…
Category: How To Guides
Here you will find how to guides either video links from my YouTube VLog site or just hand writen
Asterisk firewall and some useful tips….
So you have just installed asterisk on a linux system, and maybe you have also installed FreePBX to administer it, good for you. Firewalls.. Below i have listed a nice firewall script for use on a fresh centos+Asterisk installation. service iptables restart iptables -P INPUT ACCEPT iptables -F iptables -A INPUT -i lo -j ACCEPT…
DrayTek v3300 LAN High Availability (CARP)…
For the last few years I have been dealing with the Draytek v3300 and wanted to just do a brief write up on the LAN Fail Over abilities of this great device. The Draytek v3300’s High Availabily features enable the LAN to always access the internet and if you have proper external fail over, Internet…
802.1Q VLAN Tagging in Ubuntu…
To make use of IEEE 802.1Q VLAN tagging capabilities in Ubuntu you must first install the user mode programs for Virtual LAN support: sudo apt-get install vlan Next the 8021q kernel module must be loaded to enable VLAN support on a kernel level: sudo modprobe 8021q A quick review of lsmod will ensure the kernel module was loaded: lsmod…
Clustering with CentOS 5.5 and “luci”….
Ok, so i deal a lot with clustering of servers or “Nodes” and i will briefly show a really simple cluster which only has a shared or “Highly available” IP address in the case of one of the Nodes failing the shared IP address will still be up and pingable if you where to combine this…
Installing VirtualBox Guest Additions on CentOS 5.5…..
At the moment i keep being asked on my youtube channel how to install Guest Additions in CentOS 5.5…. so i thought i would put this quick tutorial together. In your CentOS Terminal, do a “su” and then follow the steps : 1. Attach the Gues Additions ISO to your CentOS 5.5 X86 VM 2….
How to load m0n0wall onto a WatchGuard Firebox x500, x700, x1000, x2500
CAUTION! The power supply in the Firebox x series is exposed when the firebox cover is removed DO NOT apply AC power to the firebox while the cover is off or you will be in risk of electrical shock! Make sure to remove the AC power cord and wait for 30 min before opening…
Is VoIP for you…?
Lets start by asking this question a differant way… Do you want to save money on the cost of a phone system, in installation and ongoing line rental costs as compared to a Traditional Lines based system? So if the answer to this is yes your next task is to find the right VoIP installation…
Logwatch for Ubuntu
Logwatch is a modular log analyser that runs every night and mails you the results. It can also be run from command line.The output is by service and you can limit the output to one particular service. The subscripts which are responsible for the output, mostly convert the raw log lines in structured format. Logwatch generally…
Creating a Mini Call Centre and/or simple Message Taking System
so your either looking to set up a business or just want to know how message taking companies know which client a caller is calling for, well this is really very simple its all based on the DDI number that they give you, this is “Labled” on the Message Taking Companies phone system and entered…