Logon Load Balancing

1. Install all application server/dialog instances


2. Configure Logon Group using transaction SMLG


3. Assign proper instance, check mark Ext. RFC enabled, provide reponse time and number of users


4. Click on Copy


5. Do the same for all Instances


6. Save


7. Go to your system directory, system32\drivers\etc\services file


8. Add the following entry


9. sapms 39xx/tcp


10. The above port number should be the same what you used as Message Server port during your Dialog Instance installations


11. Go to your SAP GUI logon pad


12. Configure your connection details as following:


13. Create or Modify by clicking New Item or Change Item


14. Provide Description


15. Provide System Id


16. Provide Message Server


17. Move to Group/Server tab and the Logon Group you created should become visible there along will all app servers and what processes they have


18. System Number should come automatically as well


19. Click OK

Test the logon!!!