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)2 to OES 2 SP3 by using ZENworks 11 SP2. After you complete the instructions in the following sections, your OES 2 SP2 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.