Restrict access to a particular server.

[Rohit khaladkar]

Thanks Geoff!! This would definitely help. So can there cannot be a master
rule on the  which would prevent all ip adresses except one.(machine A)?
Thanks!
Rohit

On Mon, Oct 20, 2008 at 2:07 PM, Geofrey Rainey
<Geofrey.Rainey at tvnz.co.nz>wrote:

> You want something like this:
>
> Iptables -A INPUT -s machine_A -p tcp --dport 1521 -j ACCEPT
>
> This rule means allow access to port 1521 from IP machine_A.
> Of course this rule alone will not prevent all-and-sundry from
> Connecting to the server on any port, so you'll need to add
> Many more rules to secure your server.
>
> Regards,
> Geoff.
>
> -----Original Message-----
> From: redhat-list-bounces at redhat.com
> [mailto:redhat-list-bounces at redhat.com] On Behalf Of Rohit khaladkar
> Sent: Monday, 20 October 2008 8:10 p.m.
> To: General Red Hat Linux discussion list
> Subject: Restrict access to a particular server.
>
> Hi All,I have two machines with Red Hat linux 5.2 installed of which one
> is a database server running Oracle 10.0.4 on it. I need a iptable rule
> which would make sure that only the other machine would have access to
> it.
>
> For eg : If I have two macihnes, machine A and machine B, of which
> machine B is a database server, can I setup a iptable rule on machine B
> , which would allow access to the database only by machine A.
>
> Please help.
>
> Thanks!
> Rohit Khaladkar
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