Hello Gregory,
Actually, I am not very familiar with the ISU/CCS area. However, I found the following links regarding the topic which might be helpful.
http://scn.sap.com/community/utilities/blog/2014/09/03/is-u-workflow-implementation-highlights
http://wiki.scn.sap.com/wiki/display/UIndustry/Installing+SAP+Utility+Customer+E-Services+6.0
http://scn.sap.com/thread/339376
Thanks,
Best regards,
Julin