Release Notes
                 P/N 93000283B
                       for
              Windows NT ISDN Driver 

(c) Copyright 1999 by Digi International


Changes in Release 2.6.1

- Allow installation of multiple adapters.
- Remove ISDN ports from RAS/TAPI device list when driver is uninstalled.
- Diagnostics tools are not compressed.
- Remove support for obsolete PCIMAC products.
- Cleaned up the Config Wizard so the user has to enter in the SPID.


Changes in Release 2.6.0

- build 4 fixes the problem with INS64 switch type. The 
  Sub-Address field wasn't getting the Sub-Address, the
  Spid was getting the Sub-Address.

- build 4 added the feature of turning off Sub-Address and 
  Address checking. This is now user configurable.

- build 4 cleans up the config wizard so the switch type is
  attached to all the 4ST lines instead of the 1st line. 

- build 3 potentially fixes the zero length packet indication 
  problem

- build 1 adds calling party info, and subaddress capability

- Firmwares are updated to do subaddressing with s instead of *

Changes in Release 2.5.1

- Added shut down handler to avoid occasional crashes when system 
  does a hard shutdown.

- Singapore switch awareness added to the driver. The Dll and 
  install files are upgraded also.

- Prefered packets as well as exclusive are accepted.

- Cleaned up the build setup packet algorithm so that changes to 
  the switch dependent setup packets can be made easier.

- Improvements made to some TAPI behaviors of the driver.  Due to 
  Microsoft's testing several changes made to conform to the 
  specifications for TAPI.

- Fixed bug in upgrade option of the install DLL.  Install will 
  properly write to the non-volatile area of the registry.

- Fixed bug relating to multiport ISDN Adapters in DLL. Registry 
  was written with wrong values if the OK button was not pressed 
  after specifying the SPIDs and phone numbers.

- corrected the inconsistency of the multiple logical terminals 
  and multiple port cards such as Pcimac 4.
  
- Lineinf.exe is renamed to DGINFBRI.EXE and improved to suply 
  more information. The same file runs on both 95 and NT systems.

- Trace.exe is renamed to DGTRCBRI.EXE and runs on both 95 and 
  NT systems.