The information and instructions in the following sections help you to perform an unattended, online upgrade from Open Enterprise Server (OES) 2 Service Pack (SP)1 to OES2 SP2 by using ZENworks 11 SP4. After you complete the instructions in the following sections, your OES2 SP1 servers are upgraded according to the schedule you set.
To ensure that your upgrade runs smoothly, we recommend that you read through the following sections before actually doing the work outlined in them.