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AUCTL(1)		     General Commands Manual			AUCTL(1)

NAME
     auctl - control various audio server parameters

SYNOPSYS
     auctl [-audio servername] [-q] [command...]

DESCRIPTION
     The  auctl  program can be used to control various audio server parameters.
     It is typically used when connecting up new devices, or to set user prefer-
     ences.  If no command is specified on the program command line, auctl reads
     commands from the standard output.  If the standard input and standard out-
     put are both attached to a terminal, an interactive prompt is provided.

OPTIONS
     The following options may be used with auctl:

     -audio servername
	     This option specifies the Network Audio System server on which  the
	     files should be played.

     -q      This  option  indicates that no prompt should be given when reading
	     commands from the standard input.

COMMANDS
     The following commands may be used with auctl:

     help    This command prints a list of the commands that may be given.

     set device id gain [=,+,-] percent
	     With =, this command sets the gain on the device specified by id to
	     the indicated percentage, or alters it by the given number of  per-
	     centage points if + or - is used.	If the id is a decimal number n,
	     the nth device returned by the server (see auinfo) is used.  Other-
	     wise,  id	should	be  a hexidecimal number specifying the resource
	     identifier of the desired device.

     set device id linemode = low
	     This command sets the linemode of the device specified by id to the
	     lower setting appropriate for microphones.

     set device id linemode = hi
	     This command sets the linemode of the device specified by id to the
	     higher setting appropriate for CD players.

     list device id gain
	     This command lists the gain of the specified  device  in  the  form
	     needed to set it.

     list device id linemode
	     This  command  lists  the	line mode of the specified device in the
	     form needed to set it.

     list device id
	     This command lists the gain and line mode of the specified device.

     quit, exit, or ^D
	     Either of these commands or an end of file causes	the  program  to
	     exit.

ENVIRONMENT VARIABLES
     The following environment variables are used by auctl:

     AUDIOSERVER
	     This  specifies  the  name of default audio server to contact if no
	     name is explicitly given on the command line.

     DISPLAY
	     This specifies the name of an X Window System display  that  should
	     be  assumed  to  also  have  a  corresponding  Network Audio System
	     server.

SEE ALSO
     nas(1), auplay(1), audial(1), audemo(1), autool(1)

COPYRIGHT
     Copyright 1993, 1994 Network Computing Devices, Inc.

AUTHOR
     Jim Fulton, Network Computing Devices, Inc.

				      1.9.4				AUCTL(1)

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