Select MAINFRAME SUPPORT
Select DOWNLOADS from the top of the page
In Download Management, in Search Your Product, enter datacom
Pick the Solution Download tab
Select release 15.1 to CA Datacom for z/OS Plus MSU MVS
You will be presented with the list of solutions for all components so now you must filter for CA DATACOM CICS SERVICES
In Search by Solution/Fix Number/ Release/Component/Title, enter the component value CA DATACOM CICS SERVICES
Increase the value for SHOW PER PAGE so all are shown for selection.
Hit the SEARCH button.
At the top of the page, click the ADD ALL TO CART
Proceed to check out your solution cart.