Unkown Host Exception

Hi All,

I am getting the following error while setup to anoter database instance.

Oct 30, 2011 5:45:23 PM org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet default threw exception
java.net.UnknownHostException: Failed to negotiate with a suitable domain
controller for BELL
        at jcifs.smb.SmbSession.getChallengeForDomain(SmbSession.java:124)
        at jcifs.http.NtlmHttpFilter.doFilter(NtlmHttpFilter.java:123)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at
org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:390)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
        at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
        at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
        at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
        at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
        at
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
        at java.lang.Thread.run(Thread.java:619)


my cbfe.properties file goes like this



DBUSER=COPYBAN_SYM
DBPASSWORD=copyban123
#DBCONNECTIONSTRING=jdbc:oracle:thin:@198.235.80.239:1521:BMLU9
#DBCONNECTIONSTRING=jdbc:oracle:oci:@BMLU9.ICN
#DBCONNECTIONSTRING=jdbc:oracle:oci:@XE.ICN
#DBCONNECTIONSTRING=jdbc:oracle:thin:@142.127.135.174:1521:XE
DBCONNECTIONSTRING=jdbc:oracle:thin:@142.182.45.87:1613:DPPORTDB
RELEASE=R13
EXCEL_FOLDER=excelexport


web.xml file like this


  <?xml version="1.0" encoding="UTF-8" ?>
 - <#> <web-app version="*2.4*"
xmlns="*http://java.sun.com/xml/ns/j2ee*"xmlns:xsi
="*http://www.w3.org/2001/XMLSchema-instance*" xsi:schemaLocation="*
http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd*">
 - <#> <servlet>
   <servlet-name>cbfe</servlet-name>
   <servlet-class>cbfe.cbfeServlet</servlet-class>
  </servlet>
 - <#> <servlet>
   <servlet-name>uplReqExcel</servlet-name>
   <servlet-class>cbfe.uplReqExcel</servlet-class>
  </servlet>
 - <#> <servlet-mapping>
   <servlet-name>cbfe</servlet-name>
   <url-pattern>/servlet/cbfeServlet</url-pattern>
  </servlet-mapping>
- <!--

 Authentication

  -->
 - <#> <filter>
   <filter-name>NtlmHttpFilter</filter-name>
   <filter-class>jcifs.http.NtlmHttpFilter</filter-class>
 - <#> <init-param>
   <param-name>jcifs.netbios.wins</param-name>
   <param-value>142.122.115.39,142.182.48.161</param-value>
  </init-param>
 - <#> <init-param>
   <param-name>jcifs.smb.client.domain</param-name>
   <param-value>BELL</param-value>
  </init-param>
  </filter>
 - <#> <filter-mapping>
   <filter-name>NtlmHttpFilter</filter-name>
   <url-pattern>/*</url-pattern>
  </filter-mapping>
 - <#> <servlet-mapping>
   <servlet-name>uplReqExcel</servlet-name>
   <url-pattern>/uplReqExcel</url-pattern>
  </servlet-mapping>
  </web-app>




-- 
 Thanks & Regards,
 K.V.Chowdary,
 +91-8088376456

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