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Re: HEEELP! TNS 12541 (no listener): Oracle, Hardware Firewalls & company!

From: <bdbafh_at_gmail.com>
Date: 7 Jun 2005 11:59:32 -0700
Message-ID: <1118170772.703941.152440@g44g2000cwa.googlegroups.com>

> When I try to connect to my server I get the 12541 error!!!
> I don't understand why!!! Isn't it enough to open the port 1521?

No.
You have some reading to do ahead of you. Start here:
http://download-west.oracle.com/docs/cd/B14117_01/network.101/b10775/toc.htm

investigate:

Connection Manager
Shared socket
Dispatchser/shared server configuration

Some firewalls have SQLNet aware proxy agents. Yours apparently does not.

hth.

-bdbafh Received on Tue Jun 07 2005 - 13:59:32 CDT

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