If so, you need SAP Universal ID. In a few months, SAP Universal ID will be the only option to login to SAP Community. Without it, you will lose your content and badges. If you have multiple accounts, use the Consolidation Tool to merge your content.
Can someone please let me know if we have somewhere step by step procedure to configure an ABAP Proxy scenario in PI7.3, I couldn't find How-to guide related to this on SDN.