Here we would like to draw your attention to OAUP_LINK transaction code in SAP. As we know it is being used in the SAP BC-SRV (Basis Services / Communication Interfaces in Basis) component which is coming under BC module (BASIS).OAUP_LINK is a transaction code used for Update Links in SAP.
It comes under the package SAOP.When we execute this transaction code, OACHECK_EXPIRY is the normal standard SAP program that is being executed in background.
Transaction OAUP_LINK technical data table
Some Basic Questions & Answers
Program named OACHECK_EXPIRY will run when we enter transaction code OAUP_LINK.
OAUP_LINK is a Report Transaction code type which is shortly represented as R.