This Transaction subcommand was introduced in the LAN Manager 1.0 dialect.<142>

The TRANS_CALL_NMPIPE subcommand allows a client to open a named pipe, issue a write to the named pipe, issue a read from the named pipe, and close the named pipe. The named pipe is opened in message mode. This section covers the specific details of using the TRANS_CALL_NMPIPE subcommand. For general information, see SMB_COM_TRANSACTION (section