SAP ABAP Table IOPROP (Communication Attributes) is used by

• Class (13)
• Function Module (4)
• Interface (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_HTTP_CLIENT Method: IF_HTTP_CLIENT~RECEIVE	HTTP Client Control Block	SHTTP	BASIS	SAP_BASIS
2	Class	CL_HTTP_SERVER Method: EXECUTE_REQUEST_FROM_MEMORY	HTTP Framework (iHTTP) HTTP Server	SIHTTP	BASIS	SAP_BASIS
3	Class	CL_HTTP_SERVER Method: EXECUTE_REQUEST	HTTP Framework (iHTTP) HTTP Server	SIHTTP	BASIS	SAP_BASIS
4	Class	CL_HTTP_SERVER	HTTP Framework (iHTTP) HTTP Server	SIHTTP	BASIS	SAP_BASIS
5	Class	CL_HTTP_SERVER_NET Method: IF_HTTP_SERVER~SEND_PAGE	Derived HTTP Server Class for Network Communication	SHTTP	BASIS	SAP_BASIS
6	Class	CL_HTTP_SERVER_NET Method: RAISE_EVENT	Derived HTTP Server Class for Network Communication	SHTTP	BASIS	SAP_BASIS
7	Class	CL_HTTP_SERVER_NET Method: RECEIVE_REQUEST	Derived HTTP Server Class for Network Communication	SHTTP	BASIS	SAP_BASIS
8	Class	CL_HTTP_SERVER_NET Method: SEND_RESPONSE	Derived HTTP Server Class for Network Communication	SHTTP	BASIS	SAP_BASIS
9	Class	CL_HTTP_SERVER_NET Method: SEND_WEBSOCKET_HANDSHAKE	Derived HTTP Server Class for Network Communication	SHTTP	BASIS	SAP_BASIS
10	Class	CL_HTTP_SERVER_PAR Method: IF_HTTP_SERVER~SEND_PAGE	Derived HTTP Server Class for Local Communication	SHTTP	BASIS	SAP_BASIS
11	Class	CL_ILM_STOR_WD_REQUEST_HANDLER Method: HANDLE_ON_SESSION_TERMINATION	ILM Storage: WebDAV Request Handler	S_ILM_STOR_ACCESS_WD	BASIS	SAP_BASIS
12	Class	CX_ICF_DO_NOT_CATCH	ICF Core Exception	SHTTP	BASIS	SAP_BASIS
13	Class	CX_ICF_DO_NOT_CATCH	ICF Core Exception	SHTTP	BASIS	SAP_BASIS