On 21 Aug 2006 14:54:41 -0700, sirajka@hotmail.com wrote:

>If you can tnsping successfully then it is not a firewall issue!

Incorrect. If you can tnsping the only thing you know for certain is
there is a listener running on that port.
Sqlnet by default uses 2 (*two*) ports, one fixed and one random.

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Sybrand Bakker, Senior Oracle DBA