Another client to recommend is 7Edit - can be found at
http://7edit.com/home/index.php - it has helped me alot
On 26 November 2010 08:25, Erik Gfesser <egfes...@ieee.org> wrote:
> Hi Gaoyang,
>
> Before attempting to start your development effort, I definitely recommend
> using an HL7 test client, just to verify that MLLP communication is possible
> with the server. A free test client called "Interface Explorer for HL7" is
> available for download here: http://www.laconic-designs.com/index.html
>
> Because this test client is configurable, it will allow you to easily send
> test messages via MLLP to any IP address and port without any Java
> development. Once you verify that communication is possible with this test
> client, you should gain the confidence you need to continue with your work.
>
> Erik
>
>
> ------------------------------
> *From:* gaoyang4011 <gaoyang4...@126.com>
> *To:* Erik Gfesser <egfes...@ieee.org>; hl7api-devel <
> hl7api-devel@lists.sourceforge.net>
> *Sent:* Thu, November 25, 2010 8:26:58 PM
> *Subject:* 回复: Re: [HAPI-devel] sending Hl7 message via MLLP
>
> Hi Erik,
> Thanks for your reply.I have another question.
> Our company's VPN IP is 122.195.58.53 .
> Our company'name is A, the another is B. The B company connect to
> our's VPN using their PC which IP is 192.168.10.32.
> The PC with 192.168.10.11 in our company is the client which
> sending HL7 message , and the PC with 192.168.10.32 in B company is the
> server which receiving the hl7 message. And the server's port is 6660. And
> B company tell me that the 6660 port is open.
> Now I try to telnet 192.168.10.32 6660,but I fail.Then I ask them
> why I can not telnet 6660.They tell me that 'the Port 6660 is only
> available for MLLP calls, and it cannot be accessed by telnet. ' So I do
> not know how I can connect to 6660. Using the ' Socket s = new
> Socket(192.168.10.32, 6660)' to connect to 6660?
> '
> And the B company tell me that they can use two servers to test
> that work using our VPN. So I think our Firewall have no problem.
>
>
> 2010-11-26
> ------------------------------
> gaoyang4011
> ---------------------------------------------------------
> 网易闪电邮（fm.163.com），免登录、助您同时管理多个邮箱！
> ------------------------------
> 发件人: Erik Gfesser <egfes...@ieee.org>
> 发送时间: 2010-11-26 03:56
> 主 题: Re: [HAPI-devel] sending Hl7 message via MLLP
> 收件人: gaoyang4011 <gaoyang4...@126.com>, hl7api-devel <
> hl7api-devel@lists.sourceforge.net>
>
>
> Hi Gaoyang,
>
>
> There may be several reasons why you cannot telnet to a specific port. By
> default, telnet servers listen at port 23. In order to telnet to port 6660,
> the telnet server at that IP address needs to be set up to listen at that
> port. In addition, that port would need to be open (not obstructed by a
> firewall etc). While port 6660 may be set up on that server to be dedicated
> for MLLP communication, make sure there are no obstructions that prevent the
> server from actually receiving messages at that port.
>
> Erik
>
>
>
> ------------------------------
> *From:* gaoyang4011 <gaoyang4...@126.com>
> *To:* hl7api-devel <hl7api-devel@lists.sourceforge.net>
> *Sent:* Thu, November 25, 2010 7:54:32 AM
> *Subject:* [HAPI-devel] sending Hl7 message via MLLP
>
> Dear friends,
> I have a question. I am doing a test about sending HL7 message via
> MLLP.We have two servers in our company that works using VPN. The PC
> with 192.168.10.11 is the client with sending HL7 message , and the PC with
> 192.168.10.32 is the server with receiving the hl7 message. And the
> server's port is 6660.
>
> Now,I can ping 192.168.10.32,but can not telnet
> 192.168.10.32 6660. Someone tells me that 'Port 6660 is only available
> for MLLP calls, and it cannot be accessed by telnet. ' Is it right? In my
> code,I get the connection to the server of 192.168.10.32 like this :the
> flowing codes:
>
> connectionHub = ConnectionHub.getInstance();
> // A connection object represents a socket attached to an HL7 server
> connection = connectionHub.attach(“192.168.10.32”, 6660, new PipeParser(),
> MinLowerLayerProtocol.class);
>
> public Connection attach(String host, int port, Parser parser, Class
> llpClass) throws HL7Exception {
> Connection conn = getExisting(host, port, parser.getClass(),
> llpClass);
> if (conn == null) {
> try {
> //Parser p = (Parser) parserClass.newInstance();
> LowerLayerProtocol llp = (LowerLayerProtocol)
> llpClass.newInstance();
> conn = connect(host, port, parser, llp);
> } catch (ClassCastException e) {
> //Log.tryToLog(cce, "Problem opening new connection to " +
> host + " port " + port);
> throw new HL7Exception( "ClassCastException - need a
> LowerLayerProtocol class to get an Inititator",
>
> HL7Exception.APPLICATION_INTERNAL_ERROR,
> e);
> } catch (Exception e) {
> //Log.tryToLog(e, "Problem opening new connection to " +
> host + " port " + port);
> throw new HL7Exception( "Can't connect to " + host + " port
> " + port + ": " + e.getClass().getName() + ": " + e.getMessage(),
>
> HL7Exception.APPLICATION_INTERNAL_ERROR,
> e);
> }
> }
> incrementRefs(conn);
> return conn;
> }
>
> private Connection connect(String host, int port, Parser parser,
> LowerLayerProtocol llp) throws UnknownHostException, IOException,
> LLPException {
> Socket s = new Socket(host, port);
> Connection i = new Connection(parser, llp, s);
> connections.put(makeHashKey(host, port, parser.getClass(),
> llp.getClass()), i);
> sockets.put(makeHashKey(host, port, parser.getClass(),
> llp.getClass()), s);
> return i;
> }
>
>
>
> but when I try to connect to the 192.168.10.32 on port 6660: I get the
> failure:
>
> ca.uhn.hl7v2.HL7Exception: Can't connect to 192.168.10.32 port 6660:
> java.net <http://java.net.Co>.ConnectException: Connection refused:
> connect
> at ca.uhn.hl7v2.app.ConnectionHub.attach(ConnectionHub.java:92)
> at cn.com <http://cn.com.winning.client.ClientDbMotion.ge>
> .winning.client.ClientDbMotion.getConn(ClientDbMotion.java:43)
> at
> cn.com<http://cn.com.winning.message.translator.DbMotion.TranslatorV231.tr>
> .winning.message.translator.DbMotion.TranslatorV231.translatorv231(TranslatorV231.java:77)
> 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 org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:276)
> at
> org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:260)
> at
> org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:86)
> at org.quartz.core.JobRunShell.run(JobRunShell.java:199)
> at
> org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:546)
> Caused by: java.net <http://java.net.Co>.ConnectException: Connection
> refused: connect
> at java.net
> <http://java.net.PlainSocketImpl.so>.PlainSocketImpl.socketConnect(Native
> Method)
> at java.net
> <http://java.net.PlainSocketImpl.do>.PlainSocketImpl.doConnect(Unknown
> Source)
> at java.net
> <http://java.net.PlainSocketImpl.co>.PlainSocketImpl.connectToAddress(Unknown
> Source)
> at java.net
> <http://java.net.PlainSocketImpl.co>.PlainSocketImpl.connect(Unknown
> Source)
> at java.net
> <http://java.net.SocksSocketImpl.co>.SocksSocketImpl.connect(Unknown
> Source)
> at java.net <http://java.net.Socket.co>.Socket.connect(Unknown Source)
> at java.net <http://java.net.Socket.co>.Socket.connect(Unknown Source)
> at java.net <http://java.net.So>.Socket.<init>(Unknown Source)
> at java.net <http://java.net.So>.Socket.<init>(Unknown Source)
> at ca.uhn.hl7v2.app.ConnectionHub.connect(ConnectionHub.java:114)
> at ca.uhn.hl7v2.app.ConnectionHub.attach(ConnectionHub.java:84)
>
>
>
> I do not find the reason why I can not connect to the 192.168.10.32 on
> port 6660.
>
> Then someone tells me The SNMP service should be open in the firewall,is it
> nessary? I hope to hear your opion.Thanks verry much.
>
>
>
> Thanks,
>
> gaoyang
>
> 2010-11-25
> ------------------------------
> gaoyang4011
> ---------------------------------------------------------
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>
>
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--
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