Error getting while installing StarTeam Plug in

[Anba]

Hi All, 

I'm new to Jenkins.Today only i have started to learn  CI by using Jenkins. 
My current project i'm using Starteam so that  I tried to download the 
starteam plugin in Jenkins , but i'm getting below error 

Sep 13, 2012 5:30:02 PM hudson.model.UpdateCenter$DownloadJob run 
SEVERE: Failed to install StarTeam 
hudson.util.IOException2: Failed to download from 
http://updates.jenkins-ci.org/download/plugins/starteam/0.6.8/starteam.hpi
        at 
hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:716)
 

        at 
hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1052) 
        at 
hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1202) 
        at 
hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1031) 
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown 
Source) 
        at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source) 
        at java.util.concurrent.FutureTask.run(Unknown Source) 
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown 
Source) 
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown 
Source) 
        at java.lang.Thread.run(Unknown Source) 
Caused by: java.net.ConnectException: Connection timed out: connect 
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native 
Method) 
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown 
Source) 
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) 
        at java.lang.reflect.Constructor.newInstance(Unknown Source) 
        at sun.net.www.protocol.http.HttpURLConnection$6.run(Unknown 
Source) 
        at java.security.AccessController.doPrivileged(Native Method) 
        at 
sun.net.www.protocol.http.HttpURLConnection.getChainedException(Unknown 
Source) 
        at 
sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source) 
        at 
hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:686)
 

        ... 9 more 
Caused by: java.net.ConnectException: Connection timed out: connect 
        at java.net.PlainSocketImpl.socketConnect(Native Method) 
        at java.net.PlainSocketImpl.doConnect(Unknown Source) 
        at java.net.PlainSocketImpl.connectToAddress(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 sun.net.NetworkClient.doConnect(Unknown Source) 
        at sun.net.www.http.HttpClient.openServer(Unknown Source) 
        at sun.net.www.http.HttpClient.openServer(Unknown Source) 
        at sun.net.www.http.HttpClient.<init>(Unknown Source) 
        at sun.net.www.http.HttpClient.New(Unknown Source) 
        at sun.net.www.http.HttpClient.New(Unknown Source) 
        at 
sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown 
Source) 
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown 
Source) 
        at sun.net.www.protocol.http.HttpURLConnection.connect(Unknown 
Source) 
        at 
sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source) 
        at 
sun.net.www.protocol.http.HttpURLConnection.getHeaderField(Unknown Source) 
        at java.net.URLConnection.getHeaderFieldInt(Unknown Source) 
        at java.net.URLConnection.getContentLength(Unknown Source) 
        at 
hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:685)
 

        ... 9 more 

 

could any one help me to get this working. 

Regards 
Anba