In order to run have a sharepoint agent that connects to a policy server in a production environment, you may have the following lines in the smps.log when a sharepoint agent tries to connect:
[2611/2812406672][Tue Jul 23 2013 10:11:05][SPLicenseCheck.cpp:124][INFO] No valid license found for SharePoint Agent connected from ::ffff:10.118.36.129. Total agents connected 1.
There should be an entry for the Agent for Sharepoint in the License.dat file.
Please verify with licensing, they will be able to provide you the information to paste in your license.dat file