The DSB comes with a collection of monitoring and management Web services which are embedded and started by the DSB itself at startup. If you want to expose your own core services (i.e. the ones which are embedded by the DSB itself), have a look the the extension section about Web services.
V1.0-SNAPSHOT
The Web service API description can be found in the dsb-kernel-wsapi module Javadoc at http://labs.petalslink.org/commons/dsb/sites/1.0-SNAPSHOT/dsb-kernel-wsapi/apidocs/index.html