1. Logon to host with username and password of SAP router service credentials
2. Stop the Saprouter service
3. Make a backup of the folder E:\usr\sap\saprouter
3a. This can be deleted after a successful upgrade
4. Delete this 4 files in E:\usr\sap\saprouter
4a. certreq
4b. cred_V2
4c. localpse
4d. srcert
5. Generate the certificate request using the following command
5a. E:\usr\sap\saprouter>sapgenpse get_pse -v -r certreq -p local.pse “CN=sapslm01.oii.dom, OU=0000810973, OU=SAProuter, O=SAP, C=DE”
5b. Enter a PIN of 1234
6. Copy the contents of certreq to the clipboard
7. Go to http://www.service.sap.com/saprouter-sncadd
8. Paste the contents of the clipboard into the form
9. This will generate a new certificate, copy its contents into a file called srcert
9a. You will have to create srcert
10. Then import the certificated using the following command
10a. E:\usr\sap\saprouter>sapgenpse import_own_cert -c srcert -p local.pse
10b. Enter the PIN of 1234
11. The setup the logon using the following command
11a. E:\usr\sap\saprouter>sapgenpse seclogin -p local.pse
11b. This will create a file called cred_V2
12. Check if the certificate has been loaded correctly by using the following command
12a. E:\usr\sap\saprouter>sapgenpse get_my_name -v -n Issuer
13. Start the Saprouter service
