Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> c.d.o.server -> Re: exception: The Network Adapter could not establish the connection

Re: exception: The Network Adapter could not establish the connection

From: SP <sdpantDelete_this_to_reply_at_yahoo.com>
Date: Thu, 20 Mar 2003 21:52:05 GMT
Message-ID: <9Kqea.4774$8Z5.41470@sea-read.news.verio.net>


Thanks Howard. The server has all the ports open for this particular clinet. Also we had oracle 8.1.7 in solaris in the same enviroenment and the connectivity was not a problem.
SP
"Howard J. Rogers" <howardjr2000_at_yahoo.com.au> wrote in message news:O9pea.4386$dE2.10088_at_newsfeeds.bigpond.com...
> The firewall is probably your problem. Whilst you may open port 1521 on
it,
> that only gets you as far as the Listener. The Listener than spawns a
server
> process to run on any random port number, and it is to that server process
> you then have to connect to make a connection to the instance.
>
> Likely, your firewall is blocking those random ports on which the server
> processes can be contacted.
>
> You'll need to investigate CMAN (connection manager) if you want to use
> Oracle Net Services to drill through the firewall. Or you'll need to
invest
> some dosh in a firewall which is Oracle-aware.
>
> Regards
> HJR
>
>
Received on Thu Mar 20 2003 - 15:52:05 CST

Original text of this message

HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US