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From Ognjen Blagojevic <>
Subject Re: SSL Using IP Addresses
Date Thu, 13 Aug 2009 15:47:18 GMT
Jeff Sexton wrote:
> We have a situation where we need to call a SOAP service in a
> Glassfish server via HTTPS from a servlet in Tomcat.  We extract a
> self-signed certificate from Glassfish and imported it on the Tomcat
> server.  It all works in situations where we can use the
> fully-qualified host name in the request and in the alias of the
> certificate when importing on the Tomcat server.
> But we need to operate in an environment with a name service.  When we
> try to use the IP address of the Glassfish server in the HTTPS call
> and in the certificate alias, the call fails with a "no subject
> alternate name" exception.
> In Glassfish to Glassfish calls, using the IP address works fine.
> Does anyone know how to make an SSL call from a Tomcat server using
> the IP address only?  Is it even possible?

I'm not 100% sure, but I think it is not possible.

Your server certificate have Common Name (CN) which can match either 
FQDN ( or IP ( - not both.

You can, however, try to workaround your inability to contact DNS server 
by manually inserting the adress to the "hosts" file, if you have 
permission to do that.


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