Blocking unwanted websites with iptables can be done. This is not done via an Internet Protocol address, as this does not work. But matching strings does work. I have found out a way to do this. This sample below shows a few rules to block a website, if you try and load it, it will … Read more
A very useful PDF file with information about bypassing Internet censorship in a repressive regime. Countries like China and Iran have restricted Internet and this necessitates a method of bypassing this restriction on free speech and enabling unrestricted Internet access to allow the user to upload photos and video of government abuses. Source: http://www.nartv.org/mirror/circ_guide.pdf.
The putty ssh client allows you to access your home computer over the Internet using ssh; but you can also tunnel past a proxy and access websites using putty. This means that you can access your home Internet connection through a proxy easily. You need to use port 443 in your openssh configuration to enable … Read more
Using the ssh command to connect to a remote computer is a very good way to access your home machine when you are at college or at work. But sometimes you are behind an academic proxy and this blocks your ssh access. I had that problem and I used putty to connect to my home … Read more
The git clone command is used to pull the latest code from a GIT repository. But using it through a proxy can be annoying. Here is how to do this. Firstly; define your HTTP proxy information. export HTTP_PROXY="http://Monty.Burns:[email protected]:80"export HTTP_PROXY="http://Monty.Burns:[email protected]:80" Then you need to tell GIT about the proxy. git config –global http.proxy $HTTP_PROXYgit config –global … Read more
See the original page here: this is how to add a http proxy to OpenSUSE so that the zypper command will work correctly: http://www.securitronlinux.com/opensuse-12-3-tips-and-tricks-for-using-your-new-linux-system/#proxy. Just add these lines to the /etc/sysconfig/proxy and then save and you should now be able to install software packages through the proxy with no problems. PROXY_ENABLED="yes" ## Type: string … Read more
Alternatives to the ping and traceroute commands on a Linux system There are many alternatives to the ping and traceroute commands on a Linux system. The mtr command is one of them. This command will trace the route the network packets are taking to the target IP address. bash 06:42:02 Mon Jul 22 [homer@deep-thought $ … Read more
I have been experimenting with the installation of Ubuntu Server onto a HP BL35P blade server and the process has been quite a learning experience indeed. The need to use the HP SmartStart CD to erase the RAID array on the server before the installation is different from your run of the mill desktop machine … Read more