Versioning and optimality

New drivers are automatically versioned. After creating new custom drivers, existing devices are marked to indicate a newer version of the driver has been created.

Devices which had been using the old driver configuration will have the non-optimal yellow arrow icon against them, which indicates that they need a driver update. This is performed in the driver management screens. The driver update moves the device to the latest optimal version. The UOW log also contains information to indicate if the current driver is non-optimal.

If more than one driver is created with the same VTMOS, the earlier one is overriden and upversioned. The one with highest version is always searched for, and used.

The optimality check is performed when assigning a driver to a device at import time.

Custom drivers provide the ability to support new kinds of network device with Standard level functionality. A new custom driver is created using an existing custom or IBM driver as a template. When creating a custom driver you must specify: