Value of (optional) updateSequence parameter in GetCapabilities operation request equals the
current value of service metadata updateSequence number.
version: $Revision: 9345 $ author: Andreas Poth author: last edited by: $Author: apoth $ version: 1.0. $Revision: 9345 $, $Date: 2007-12-27 08:22:25 -0800 (Thu, 27 Dec 2007) $ since: 2.0