[OAI-implementers] Problem connecting to remote sites

Letts, David David.Letts@bl.uk
Tue, 15 Jan 2002 13:27:11 -0000

Thanks for the quick response and information provided. The link to the
article proved extremely helpful. The program now connects succesfully.

Thank you,


-----Original Message-----
From: Leigh Dodds [mailto:ldodds@ingenta.com]
Sent: 15 January 2002 12:29
To: Tim Brody; oai-implementers@oaisrv.nsdl.cornell.edu
Cc: Letts, David
Subject: RE: [OAI-implementers] Problem connecting to remote sites

> It may be that you are sitting behind a firewall, which is crossed using a
> HTTP proxy. Try manually connecting to an external HTTP server using
> (# telnet servername 80). Also look in your Web browser's connection
> settings. If you are firewalled you will need to implement proxy support
> (basically connect to your proxy and send the same request, and things
> should work).

Proxy problems are a frequent cause of failures to connect from the 
java.net.URL class. Happily however you just need to tell the VM about 
your proxy settings to get this to work transparently.

Here's a javaworld tip that you might find useful:




Leigh Dodds, Research Group, Ingenta | "Pluralitas non est ponenda
http://weblogs.userland.com/eclectic |    sine necessitate"
http://www.xml.com/pub/xmldeviant    |     -- William of Ockham

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