Required system patches

Before installing EAServer, make sure your system has the required patches described in the following table.

**Table 1: Maintenance levels for AIX**
AIX Version	Maintenance level
5.3	5300-03
5.2	5200-07

For information on obtaining maintenance files, see the IBM Fix Delivery Center.

Use the following command to verify the maintenance level of your system:

oslevel -r

For example, on AIX 5.3 systems, the command should return:

5300-03