Cfengine provides a robust environment for the deployment of system configuration information. Ideally suited for environments where consistent configuration of multiple servers is required Cfengine provides the administrator with a powerful, work easing tool.
http://www.cfengine.org/
Open source Puppet provides a centralised configuration tool. Use of a definition language moves puppet beyond a simple file copy system to a model where changes are 'programmed' and are platform independent.
http://reductivelabs.com/products/puppet/
Red Hat Satellite provides a centralised deployment and update management solution for Red Hat servers and desktops in an enterprise.
http://www.redhat.com/red_hat_network/
Powerful tools for the deployment of systems - real and virtual. Both products are well known in the industry as leaders in deployment and management.
http://www.novell.com/products/zenworks/confi...
Solaris deployment can be achieved through use of Jumpstart, optionally using Flash archives. Use of a jumpstart server enables centralised deployment of Solaris to both SPARC and x86 platforms.
http://www.sun.com/software/solaris/availabil...
Through the use of Ignite HP-UX can be both deployed and backed-up. Ignite provides the centralised option to ensure HP-UX servers are easily installed and the capability to quickly restore a server in the event of catastrophic failure.
http://docs.hp.com/en/IUX/
AIX® Network Installation Management (NIM) allows you to manage the installation of the Base Operating System (BOS) and optional software on one or more machines. You can install a group of machines with a common configuration or customise an installation for the specific needs of a given machine.