Hi Thomas

Thanx for the suggestion.

1. But I treid with telnet command as per your mail and getting same error
message (noroute to host).
2. Tried from two different networks (sys a and sys c without any firewall still i am getting same error message.

What could be the problem?

Thanx in advance

c----- Original Message -----
From: "Thomas O'Dowd" <[EMAIL PROTECTED]>
To: "vasudeva" <[EMAIL PROTECTED]>
Sent: Friday, June 29, 2001 11:00 AM
Subject: Re: [JDBC] Problem in Remote PostgreSQL connection.

> Before looking at it as a driver problem, try telneting to the port
> on the machine from the machine you are trying to run it on. ie...
> Sys-A$ telnet Sys-B 5432
> If it can't connect, then it is a network problem, like the firewall
> etc getting in your way.
> No route to host though sounds like the System-A has no routing
> about how to get to System-B, never mind the getting to a port on it. You
> may need to add a static route... It doesn't look like a pgsql problem
> from here.
> Tom.
> On Fri, Jun 29, 2001 at 10:45:51AM +0900, vasudeva wrote:
> > Remote PostgreSQL connection.
> >    When I tried to connect to PostgreSQL DB from a remote system in
another network , where a firewall is also installed, using JDBC driver
> >    I am getting an error 'NoRouteToHostException'.
> >
> >    Scenario:
> >     Client for PostgreSQL(System-A):is also a webserver with
apache,tomcat and postgresql installed on it. The Firewall (IPChains) is
also installed on this system.
> >     My web application has to connect to a remote PostgreSQL in another
> >    postgresql version on this system : 7.0.3
> >
> >     Remote DB(System-B): is also a webserver where apache , tomcat ,
postgresql are installed . CLient has to get data from this DB.
> >    postgresql version on this system: 7.0.3
> >
> >    What I did :
> >    1.In firewall  entry on Sys-A, i have given permission for the
Postgres port(5432) for Sys-B IP address ,both input and also output
> >    2.In pg_hba.conf on Sys-B , I have added the host entry for client IP
address (Sys-A) and also the server IPaddress(Sys-B)
> >
> >   I am using postgres JDBC driver in my web application to access DB.
url " jdbc:postgresql://Sys-B IP/dbName"
> >
> >   when i invoke my application I am getting the error as
> >
> >   When I ran the same application from another system(Sys-C) which is in
the same network as Sys-B (no firewall ), I am able to access DB, Without
any entry in
> >   pg_hba.conf file on remote PostgreSQL (Sys-B) .
> --
> Thomas O'Dowd. - Nooping - http://nooper.com
> [EMAIL PROTECTED] - Testing - http://nooper.co.jp/labs
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