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- DOCUMENT:Q100111 17-JUN-1993 [W_NT]
- TITLE :INF: Maximum Number of LPT and COM Ports
- PRODUCT :Windows NT
- PROD/VER:3.10
- OPER/SYS:WINDOWS
- KEYWORDS:
-
- ---------------------------------------------------------------
- The following information applies to:
-
- - Microsoft Windows NT operating system version 3.1
- ---------------------------------------------------------------
-
- The maximum number of COM and LPT ports that Windows NT supports is
- 256. This is a limitation in Control Panel and does not represent a
- limitation of the hardware platform. In both Intel x86 and MIPS
- machines, the number of COM and LPT ports is only limited by available
- interrupts, I/O addresses and, ultimately, 4,294,967,295 (32 bits).
-
- Additional reference words: 3.10
-
- =============================================================================
-
- THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS
- PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS
- ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES
- OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO
- EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR
- ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL,
- CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF
- MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE
- POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION
- OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES
- SO THE FOREGOING LIMITATION MAY NOT APPLY.
-
- Copyright Microsoft Corporation 1993.