This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
Carlos, There are several ports you need open at your institution in order to run the IDV so that it may connect to different data servers. This is true for the satellite data you wish to access on the adde server over port 112. In general, ports 112, 8080 and 80 are required. Best, Unidata IDV Support > Full Name: Carlos Canales > Email Address: address@hidden > Organization: National University of Honduras > Package Version: 5.1u2 build date:2015-04-27 16:07 UTC > Operating System: Windows 7 > Hardware: Java: home: C:\Program Files\IDV_5.1u2\jre version: 1.7.0_51 > j3d:1.6.0-pre9-daily-experimental daily > Description of problem: Connecting to server:adde.ucar.edu > Connection refused: connect > > ****************** > Stack trace: > java.net.ConnectException: Connection refused: connect > at java.net.DualStackPlainSocketImpl.connect0(Native Method) > at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) > at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) > at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) > at java.net.AbstractPlainSocketImpl.connect(Unknown Source) > at java.net.PlainSocketImpl.connect(Unknown Source) > at java.net.SocksSocketImpl.connect(Unknown Source) > at java.net.Socket.connect(Unknown Source) > at java.net.Socket.connect(Unknown Source) > at java.net.Socket.<init>(Unknown Source) > at java.net.Socket.<init>(Unknown Source) > at > edu.wisc.ssec.mcidas.adde.AddeURLConnection.connect(AddeURLConnection.java:624) > at > edu.wisc.ssec.mcidas.adde.AddeURLConnection.getInputStream(AddeURLConnection.java:793) > at > ucar.unidata.idv.chooser.adde.AddeChooser.checkIfServerIsOk(AddeChooser.java:1187) > at > ucar.unidata.idv.chooser.adde.AddeChooser.canAccessServer(AddeChooser.java:1230) > at > ucar.unidata.idv.chooser.adde.AddeImageChooser.connectToServer(AddeImageChooser.java:802) > at > ucar.unidata.idv.chooser.adde.AddeImageChooser.handleConnect(AddeImageChooser.java:634) > at > ucar.unidata.idv.chooser.adde.AddeChooser.handleConnectFromThread(AddeChooser.java:600) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) > at java.lang.reflect.Method.invoke(Unknown Source) > at ucar.unidata.util.Misc$2.run(Misc.java:1215) > at ucar.unidata.util.Misc$3.run(Misc.java:1243) > > > Ticket Details =================== Ticket ID: GYT-338948 Department: Support IDV Priority: Normal Status: Closed