Exercises, examples and other material relating to training module A192. This topic is presented on public course Linux bootcamp
Related technical and longer articlesFirewall fundamentals - Linux
|Articles and tips on this subject||updated|
|3680||How can I run multiple web servers behind a single IP address? |
Scenario ... from last week's Linux course. I have several web servers on my network which I want to make publicly available. However, I only have a single incoming IP address, so all incoming web requests go to a single computer in my network. What can I do about this?
Option 1 - keep all the web ...
|3679||Setting up your Linux system as a firewall using iptables|
During last week's Linux course (a private one) we took a look at firewalls using iptables.
iptables can be run on an individual Linux machine, controlling the traffic that's allowed in and out, and turning that machine into its own firewall:
* INPUT rules control the outside agents that can contact ...
|806||Check your user is human. Have him retype a word in a graphic|
Do you have trouble with automated programs completing forms on your websites and making cart loads of submissions? Or even just a few spammers submitting their betting ads, performance enhancing pill sites, and share purchase suggestions? And yet you don't want to have to have anyone who wants to ...
A Splash page is the ultimate home page. When I'm away (as I am this week) and I connect in via a hotel network, the first page that I'm offered is the hotel supplier's - no matter what URL I've asked for. Only when I complete a login form (which will involve giving an account and password number, ...
Examples from our training material
|chaingang|| sample iptables for firewalling a web server |
Some modules are available for download
as a sample of our material or under an Open Training Notes License
for free download from http://www.training-notes.co.uk
Topics covered in this module
Routing, Firewalls and IP rewriters.
NAT and DMZ.
If you are looking for a complete course and not just a information on a single subject, visit our Listing and schedule
Well House Consultants specialise in training courses in
Linux and LAMP
. We run
throughout the UK (and beyond for longer courses), and
at our training centre in Melksham, Wiltshire, England.
It's surprisingly cost effective to come on our public courses -
even if you live in a different
country or continent to us
We have a technical library of over 700 books on the subjects on which we teach.
These books are available for reference at our training centre. Also
available is the Opentalk
Forum for discussion of technical questions.