On Frits' notes p.53 NOT_SUPPORT transaction attribute is applied to timeout callback method.
However, on p.522 of JSR-318, it says REQUIRED or REQUIRES_NEW can be used for timeout callback methods. But this specification does not say NOT_SUPPORT can be used.
posted 2 years ago
13.3.7Specification of the Transaction Attributes for a Bean’s Methods
For an enterprise bean’s timeout callback methods, only the REQUIRED, REQUIRES_NEW and NOT_SUPPORTED transaction attributes may be used.