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+.help hub Mar12 votools
+.ih
+NAME
+hub -- Start/Stop/Status of the Hub external task
+.ih
+USAGE
+hub command
+.ih
+PARAMETERS
+.ls command
+Command to execute.  If not specified, the default action is to start
+the application.
+.le
+.ls bkg = yes
+Run the application in the background?
+.le
+.ls gui = yes
+Run the application with a GUI control window?
+.le
+.ls verbose = no
+Print actions?
+.le
+
+.ih
+DESCRIPTION
+The \fIHUB\fR task is used to start, stop, or check the status of
+the SAMP Hub.  If no command argument is given, the
+default action is to start the external JSamp Hub if it is not already running
+or if there is no internal Hub available from Topcat or Aladin, SAMP
+messaging is enabled as well
+If command is \fIstop\fR then a running Hub application is shutdown and
+SAMP messaging is disabled in the CL.
+
+If the command is \fIstatus\fR then the output will be "on" or "off"
+depending on whether a Hub is available.
+
+.ih
+EXAMPLES
+1. Demonstrated uses of the command:
+
+.nf
+  votools> hub status		# check if Hub is running
+  off
+  votools> hub start		# start Hub
+  votools> hub status		# check if Hub is running
+  on
+  votools> hub stop		# stop Hub
+.fi
+
+.ih
+REVISIONS
+.le
+.ih
+SEE ALSO
+hub, topcat, samp
+.endhelp