SYS − The innermost layer is the System or SYS layer. This is
where the standard Microsoft Dynami cs AX application is
implemented.
• GLS − Microsoft Dy nam i cs AX Development offers improvements
of functionality with the release of a Hotf ix. These Hotfixes are
distributed in the GLS lay er.
• DIS − Local Microsoft Dynami cs A X offices are provided with a
Distributor or DIS layer for countr y -specific functionality