Re: which ports oracle uses and/or which ports to close on a switch?

From: Sybrand Bakker <postbus_at_sybrandb.demon.nl>
Date: Tue, 31 Oct 2000 17:13:19 +0100
Message-ID: <973013912.11219.0.pluto.d4ee154e@news.demon.nl>

In Oracle 8i you can add
use_shared_sockets = true

to sqlnet.ora and Oracle will use that *one* port only. In 7.3.4 that doesn't work, but then you are going to upgrade very soon, aren't you?

Hth,

Sybrand Bakker, Oracle DBA

"NetComrade" <andreyNSPAM_at_bookexchange.net> wrote in message news:39fee84a.57212877_at_news.earthlink.net...
> My company is trying to increase security, and they think that they
> should close down some ports.
>
> Now, I know that besides using the 1520, 1521 or whatever other ports
> you use for the listener, Oracle also assigns random Port numbers for
> connections (at least in MTS mode)... But is there are a range of port
> numbers Oracle uses? Can we close down any ports?
>
> Is SQL*net firewall proxy the only way to go? Metalink has some docs,
> but they seem to be a bit outdated (1995)
>
> Thanx.
> ---------------
> In case I forgot to mention:
> We use Oracle 7.3.4 and 8.1.6 on Solaris 2.6, 2.7 boxes
> ---------------
> Andrey Dmitriev eFax: (978) 383-5892 Daytime: (917) 750-3630
> AOL: NetComrade ICQ: 11340726 remove NSPAM to email
>
Received on Tue Oct 31 2000 - 10:13:19 CST