Difference between CMS and CTS

By using two ways we can transport the objects.
1. Change Management System.
2. Change Transport System.

Change Management System (CMS) :
Change Management Service (CMS) is part of SAP Net Weaver Development Infrastructure (NWDI). This serviceenables you to configure your transport landscape and manage the transport of objects between different systems.
Automated procedure for transporting....1. Configure the CMS according to the environment and then no reason to login to the server to copy the files.2. It is very Easier.3. Takes less time compared to the file system.4. Feasible for land scape having more interfaces.5. Configuration has to be done setting various servers according to the server time spent in the configuration may be more.
CMS --> Its runs on J2EE engine.
CMS is generally used to transport Java development objects. The XI Integration Server uses CMS to transport Integration Server content.

Change Transport System (CTS) :
Change Transport System (CTS) is the central tool for managing changes to Customizing and Repository data that you make in the IMG/ABAPWorkbench. The CTS records all changes in change requests. CTS is the Product Completion Level.Shows the production process phase that has been reached by the product.