Unable to call using sip communicator

Question

i am using sip communicator.to run it i ve installed ant and jdk1.4 .also set the path.then i run the bat file of sip communicator and configure it also.bt i cnt established the call.thr is some errors.
again i am using my sip server.its domain name is bangla.net.in the sip-communicator.xml file i ve make some changes.its my xml file
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<log4j>
<rootLogger value="net.java.sip.communicator.common.Console.TraceLevel, RFLogger"/>
<appender>
<RFLogger value="org.apache.log4j.RollingFileAppender">
<layout value="org.apache.log4j.PatternLayout">
<ConversionPattern value="%r [%t] %p %c{2} %x - %m%n"/>
</layout>
<MaxBackupIndex value="1"/>
<File value="log/sip-communicator.app.log"/>
<MaxFileSize value="256KB"/>
</RFLogger>
</appender>
</log4j>
<net>
<java>
<sip>
<communicator>
<FIRST_LAUNCH value="false"/>
<ENABLE_SIMPLE value="false"/>
<media>
<!--- <PREFERRED_AUDIO_ENCODING system="false" value=""/> -->
<PREFERRED_AUDIO_ENCODING value="0"/>
<PREFERRED_VIDEO_ENCODING value="26"/>
<MEDIA_SOURCE value=""/>
<MEDIA_BUFFER_LENGTH value="100"/>
<IP_ADDRESS value=""/>
<AUDIO_PORT value="22224"/>
<VIDEO_PORT value=""/>
</media>
<sip>
<PUBLIC_ADDRESS value="sip:[email protected]"/>
<TRANSPORT value=""/>
<REGISTRAR_ADDRESS value="192.168.110.33"/>
<USER_NAME value="20"/>
<STACK_PATH value="gov.nist"/>
<PREFERRED_LOCAL_PORT value=""/>
<DISPLAY_NAME value="pranti"/>
<REGISTRAR_TRANSPORT value="UDP"/>
<REGISTRATIONS_EXPIRATION value="3600"/>
<REGISTRAR_PORT value="5060"/>
<FAIL_CALLS_ON_DEST_USER_MISMATCH value="false"/>
<DEFAULT_DOMAIN_NAME value="bangla.net"/>
<DEFAULT_AUTHENTICATION_REALM value="bangla.net"/>
<WAIT_UNREGISTGRATION_FOR value="1100"/>
<SAME_USER_EVERYWHERE value="true"/>
<simple>
<CONTACT_LIST_FILE value="contact-list.xml"/>
<SUBSCRIPTION_EXP_TIME value="600"/>
<MIN_EXP_TIME value="120"/>
<LAST_SELECTED_OPEN_STATUS value="online"/>
</simple>
</sip>
<!--
net.java.sip.communicator.sipphone.IS_RUNNING_SIPPHONE=false
net.java.sip.communicator.sipphone.MY_SIPPHONE_URL=http://my.sipphone.com
-->
<sipphone>
<IS_RUNNING_SIPPHONE value="false"/>
<MY_SIPPHONE_URL value="http://my.sipphone.com"/>
</sipphone>
<!--
net.java.sip.communicator.gui.AUTH_WIN_TITLE=SIP Authentication!
net.java.sip.communicator.gui.AUTHENTICATION_PROMPT=Please enter login name and password for the specified realm:
net.java.sip.communicator.gui.USER_NAME_LABEL=SIPphone Number:
net.java.sip.communicator.sipphone.USER_NAME_EXAMPLE=Example: 1-747-555-1212
net.java.sip.communicator.gui.PASSWORD_LABEL=Password:
-->
<gui>
<AUTH_WIN_TITLE value="SIP Authentication!"/>
<AUTHENTICATION_PROMPT value="Please enter login name and password for the specified realm:"/>
<USER_NAME_LABEL value="User Name:"/>
<USER_NAME_EXAMPLE value="Example: 1-747-555-1212"/>
<PASSWORD_LABEL value="Password:"/>
<GUI_MODE value="PhoneUiMode"/>
<!--GUI_MODE value="ImUiMode"/-->
<imp>
<CONTACT_LIST_X value=""/>
<CONTACT_LIST_Y value=""/>
<CONTACT_LIST_WIDTH value=""/>
<CONTACT_LIST_HEIGHT value=""/>
</imp>
</gui>
<common>
<PREFERRED_NETWORK_INTERFACE value="VIA Rhine II Fast Ethernet Adapter"/>
<PREFERRED_NETWORK_ADDRESS value="192.168.110.26"/>
</common>
<!--
net.java.sip.communicator.STUN_SERVER_ADDRESS=stun01.sipphone.com
net.java.sip.communicator.STUN_SERVER_PORT=3478
net.java.sip.communicator.VOICE_MAIL_ADDRESS=17475551212
-->
<STUN_SERVER_ADDRESS value="stun01.sipphone.com"/>
<STUN_SERVER_PORT value="3478"/>
<VOICE_MAIL_ADDRESS value="17475551212"/>
</communicator>
</sip>
</java>
</net>
<gov>
<nist>
<javax>
<sip>
<SERVER_LOG value="log/sip-communicator.stack.log"/>
<TRACE_LEVEL value="16"/>
</sip>
</javax>
</nist>
</gov>
<javax>
<sip>
<IP_ADDRESS value="192.168.110.26"/>
<STACK_NAME value="sip-communicator"/>
<ROUTER_PATH value="net.java.sip.communicator.sip.SipCommRouter"/>
<OUTBOUND_PROXY value="bangla.net:5060/udp"/>
<RETRANSMISSON_FILTER value=""/>
<EXTENSION_METHODS value=""/>
<RETRANSMISSION_FILTER value="true"/>
</sip>
</javax>
<java>
<net>
<preferIPv4Stack system="true" value="true"/>
<preferIPv6Addresses system="true" value="false"/>
</net>
</java>
</configuration>
bt thr are still error
the errors are givenbelow.
net.java.sip.communicator.sip.CommunicationsException: Failed to create inviteTransaction.
This is most probably a network connection error.
     at net.java.sip.communicator.sip.CallProcessing.invite(CallProcessing.java:883)
     at net.java.sip.communicator.sip.SipManager.establishCall(SipManager.java:681)
     at net.java.sip.communicator.SipCommunicator.handleDialRequest(SipCommunicator.java:379)
     at net.java.sip.communicator.gui.GuiManager.dialButton_actionPerformed(GuiManager.java:342)
     at net.java.sip.communicator.gui.GuiManager$1.actionPerformed(GuiManager.java:612)
     at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
     at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(Unknown Source)
     at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
     at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
     at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
     at java.awt.Component.processMouseEvent(Unknown Source)
     at java.awt.Component.processEvent(Unknown Source)
     at java.awt.Container.processEvent(Unknown Source)
     at java.awt.Component.dispatchEventImpl(Unknown Source)
     at java.awt.Container.dispatchEventImpl(Unknown Source)
     at java.awt.Component.dispatchEvent(Unknown Source)
     at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
     at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
     at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
     at java.awt.Container.dispatchEventImpl(Unknown Source)
     at java.awt.Window.dispatchEventImpl(Unknown Source)
     at java.awt.Component.dispatchEvent(Unknown Source)
     at java.awt.EventQueue.dispatchEvent(Unknown Source)
     at java.awt.EventDispatchThread.pumpOneEvent(Unknown Source)
     at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
     at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
     at java.awt.EventDispatchThread.run(Unknown Source)
Caused by: javax.sip.TransactionUnavailableException: Could not resolve next hop or listening point unavailable!
     at gov.nist.javax.sip.SipProviderImpl.getNewClientTransaction(SipProviderImpl.java:351)
     at net.java.sip.communicator.sip.CallProcessing.invite(CallProcessing.java:876)
please tell me wht kind of error it is.why i cnt make the

Answer 1

Did you find out what caused the error??