Load distribution can be done through following way
· Message Server
· SAP Web Dispatcher
Login to your SAP system and run transaction code SA38

Program : RSICF_SERVICE_ACTIVATION

Note:
Through Message server select: MESSAGESERVER-LOADBALANCING
Through SAP Web dispatcher select WEBDISPATCHER-LOADBALANCING
For SAP Web dispatcher

Result

For Message server

Result

Open SICF service you want to use with load balancing group and assign logon group

Note: Logon groups can be maintained through Transaction code SMLG
Run Transaction code SMMS

Navigate to: Goto > Expert Functions > HTTP > Load Groups

Goto > Expert Functions > HTTP > URL Logon Groups

You will see the logon group you setup on SICF services

Login through SAP MMC in your web dispatcher (This has to be done on webdispatcher server)

Note: Make sure in your web dispatcher Capacity set to low in order to test these settings

Login user through webdispacher can be found as Number of Plug-In Users in SAP transaction code AL08
