On 1/8/11 1:09 PM, derleader __ wrote: > > > Ok thank you everyone. I have a second question. > > My business strategy will be based like Red Hat on selling support and updates > to clients. > The most comfortable way for the users will be only to install the made software > on empty server and to start using it. To do this I need a way to let the client > to enter serial key before installation like Red Hat does. Is tis source code > available on Internet? Where I can find information how to make this on Centos? > Centos uses yum instead of RHN for updates, so you'll probably need something different for this. You might look at whatever ClearOS is doing - they have both free updates and a paid subscription support model - with mostly-Centos packages under the covers. Earlier versions imposed some limits on use in the free version but now I think the subscription is more about extra service-related features. -- Les Mikesell lesmikesell at gmail.com