Here we would like to draw your attention to SXI_MONITOR_EXTERNAL transaction code in SAP. As we know it is being used in the SAP BC-XI (Exchange Infrastructure in Basis) component which is coming under BC module (BASIS).SXI_MONITOR_EXTERNAL is a transaction code used for XI: Message Monitoring in SAP.
It comes under the package SXMSMONI.When we execute this transaction code, RSXMB_SELECT_MESSAGES is the normal standard SAP program that is being executed in background.
Transaction SXI_MONITOR_EXTERNAL technical data table
|Purpose||XI: Message Monitoring|