SLES11 with Data Synchronizer.

From the site https://www.startssl.com/ create and get:

-----BEGIN RSA PRIVATE KEY-----
Proc-Type: 4,ENCRYPTED
DEK-Info: AES-256-CBC,XXXXXXXXXXXXXXXXXXXXXXXXX

....
....
-----END RSA PRIVATE KEY-----

and

-----BEGIN CERTIFICATE-----
......
......
-----END CERTIFICATE-----

and

received file: bbbbbbbb.p12


How from this create mobility.pem and mobility.cer ??