Message Number list used by SAP ABAP Class CL_CRM_MCM_PHONE_CHANNEL (MCM telephone channel)
SAP ABAP Class CL_CRM_MCM_PHONE_CHANNEL (MCM telephone channel) is using
# Object Type Object Name Object Description Note
     
1 Message Number  CRM_IC_APPL_UI_CHMSG - 355 Toggle function only supported in consult or warm transfer scenario