RMXTS_MTP_LINES is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Communication Structure for Lines" Information within sap ABAP programs. This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately. i.e. DATA: wa_RMXTS_MTP_LINES TYPE RMXTS_MTP_LINES.
The RMXTS_MTP_LINES table consists of various fields, each holding specific information or linking keys about Communication Structure for Lines data available in SAP. These include LINE (Resource), RESPONSIBLE (Person responsible for the work center)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .