howto

This might seems trivial to many people. However, I don’t really know how to have some of my SysV init scripts being executed every time a machine restart. For Fedora, this is very simple using chkconfig. However, I don’t know what is its equivalence on Ubuntu.

Googling around and I found that the command is actually update-rc.d. A default modus operandi is

Once again I have to build up a machine for OpenVPN. I have previously wrote articles about this but when I follow those instruction it still does not work. But first, let us talk about what I want to achieved. I just simply want to set up a road warrior configuration, i.e., I would like to have a machine, from any place, to securely access all the resource within our laboratory. This is not possible via public interface because the firewall rules block most of the port. Besides, it is not secure.

Today I cannot access my blog site from my home because of the [bad behavior] module that block malicious request. It is blocked because my home IP (dynamically determined) is listed in CBL(Composite Blocking List) because someone who used this IP a week ago seems to have lots of trojan and spam bot installed in his/her machine.