SAP ESH_INT_CONNECT_BACKEND Function Module for Connect backend system to appliance
ESH_INT_CONNECT_BACKEND is a standard esh int connect backend SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Connect backend system to appliance processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.
See here to view full function module documentation and code listing for esh int connect backend FM, simply by entering the name ESH_INT_CONNECT_BACKEND into the relevant SAP transaction such as SE37 or SE38.
Function Group: ESH_INT_CONFIG_INTERFACE
Program Name: SAPLESH_INT_CONFIG_INTERFACE
Main Program: SAPLESH_INT_CONFIG_INTERFACE
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Remote-Enabled
Update:

Function ESH_INT_CONNECT_BACKEND pattern details
In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.CALL FUNCTION 'ESH_INT_CONNECT_BACKEND'"Connect backend system to appliance.
EXPORTING
IV_LOGSYS = "Logical System
* IV_STEXT = "Description of RFC connection
IV_LANGU = "Language Key of Current Text Environment
IV_CLIENT = "Client
IV_APPLSERVER = "Name of target host
IV_SYSTEMID = "Name of the SAP System
IV_SYSTEMNO = "Transfer structure prefix for a source system
IV_USER_NAME = "User Name in User Master Record
IV_PASSWORD = "New password
IMPORTING
ET_RETURN_CODES = "Table with BAPI Return Information
IMPORTING Parameters details for ESH_INT_CONNECT_BACKEND
IV_LOGSYS - Logical System
Data type: LOGSYSOptional: No
Call by Reference: No ( called with pass by value option)
IV_STEXT - Description of RFC connection
Data type: RFCDOC_DOptional: Yes
Call by Reference: No ( called with pass by value option)
IV_LANGU - Language Key of Current Text Environment
Data type: SYLANGUOptional: No
Call by Reference: No ( called with pass by value option)
IV_CLIENT - Client
Data type: MANDTOptional: No
Call by Reference: No ( called with pass by value option)
IV_APPLSERVER - Name of target host
Data type: RFCHOSTOptional: No
Call by Reference: No ( called with pass by value option)
IV_SYSTEMID - Name of the SAP System
Data type: SYSYSIDOptional: No
Call by Reference: No ( called with pass by value option)
IV_SYSTEMNO - Transfer structure prefix for a source system
Data type: RSTSPREFIXOptional: No
Call by Reference: No ( called with pass by value option)
IV_USER_NAME - User Name in User Master Record
Data type: XUBNAMEOptional: No
Call by Reference: No ( called with pass by value option)
IV_PASSWORD - New password
Data type: XUNCODEOptional: No
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for ESH_INT_CONNECT_BACKEND
ET_RETURN_CODES - Table with BAPI Return Information
Data type: BAPIRETTABOptional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for ESH_INT_CONNECT_BACKEND Function Module
The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.| DATA: | ||||
| lv_iv_logsys | TYPE LOGSYS, " | |||
| lv_et_return_codes | TYPE BAPIRETTAB, " | |||
| lv_iv_stext | TYPE RFCDOC_D, " | |||
| lv_iv_langu | TYPE SYLANGU, " | |||
| lv_iv_client | TYPE MANDT, " | |||
| lv_iv_applserver | TYPE RFCHOST, " | |||
| lv_iv_systemid | TYPE SYSYSID, " | |||
| lv_iv_systemno | TYPE RSTSPREFIX, " | |||
| lv_iv_user_name | TYPE XUBNAME, " | |||
| lv_iv_password | TYPE XUNCODE. " |
|   CALL FUNCTION 'ESH_INT_CONNECT_BACKEND' "Connect backend system to appliance |
| EXPORTING | ||
| IV_LOGSYS | = lv_iv_logsys | |
| IV_STEXT | = lv_iv_stext | |
| IV_LANGU | = lv_iv_langu | |
| IV_CLIENT | = lv_iv_client | |
| IV_APPLSERVER | = lv_iv_applserver | |
| IV_SYSTEMID | = lv_iv_systemid | |
| IV_SYSTEMNO | = lv_iv_systemno | |
| IV_USER_NAME | = lv_iv_user_name | |
| IV_PASSWORD | = lv_iv_password | |
| IMPORTING | ||
| ET_RETURN_CODES | = lv_et_return_codes | |
| . " ESH_INT_CONNECT_BACKEND | ||
ABAP code using 7.40 inline data declarations to call FM ESH_INT_CONNECT_BACKEND
The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.Search for further information about these or an SAP related objects