The DirectConnect interface uses a DLL named PBDIR.dll to access a database through either DirectConnect or Open ServerConnect.
Required DirectConnect versions
To access a DB2/MVS database through the access service, it is strongly recommended that you use DirectConnect for MVS access service version 11.1.1p4 or later.
To access a DB2/MVS database through TRS, it is strongly recommended that you use DirectConnect TRS version 11.1.1p4 or later.
For information on DirectConnect for MVS and TRS, see your DirectConnect documentation.
Required Open ServerConnect versions
To access a DB2/MVS database through Open ServerConnect, it is strongly recommended that you use Open ServerConnect IMS and MVS version 4.0 or later.
For information on Open ServerConnect for MVS, see your Open ServerConnect documentation.
