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robin · Guest

my rmi server lies inside a firewall and the client resides outside
and my firewall have allow access port 2000,why still error

but my firewall has map inside ip(135.160.2.19) to outside ip(135.160.2.139)

error message :
java.rmi.ConnectException: Connection refused to host: 135.160.2.18; nested exception is:
java.net.ConnectException: Connection timed out: connect

code as follow:
System.setSecurityManager( new RMISecurityManager());
try {

oa = (OaI)Naming.lookup(this.strHostPort);
} catch(NotBoundException eC) {
System.out.println("name is not currently bound!");
} catch(AccessException eC) {
System.out.println("this operation is not permitted !");
} catch(RemoteException eC) {
System.out.println("registry could not be contacted ");
}catch(MalformedURLException eC) {
System.out.println("the name is not an appropriately formatted URL!");
}
catch(Exception ee) {

ee.printStackTrace();
}