Using log:display you should see the greeter service being exported:
2013-01-07 10:50:52,108 | INFO | pool-13-thread-1 | TopologyManagerExport | r.exporter.TopologyManagerExport 257 | 114 - cxf-dosgi-ri-topology-manager - 1.4.0.SNAPSHOT | TopologyManager: export sucessful Endpoints: [Endpoint Desctiption for ServiceReference [org.apache.cxf.dosgi.samples.greeter.GreeterService]
*** EndpointDescription: ****
endpoint.framework.uuid => 74455213-0926-4fa8-b3eb-0f9b4d15f119
endpoint.id => http:endpoint.package.version.org.apache.cxf.dosgi.samples.greeter => 0.0.0
endpoint.service.id => 252
objectClass => [org.apache.cxf.dosgi.samples.greeter.GreeterService]
org.apache.cxf.ws.address => http:service.imported => true
service.imported.configs => [org.apache.cxf.ws]
service.intents => [SOAP.1_1, HTTP, SOAP]
]