OT

[BB]

Why ?

That's called security by obscurity.  It doesn't work.

Nmap would finger that out in no time.

On 4/11/06, Mike Kercher <mike at vesol.com> wrote:
>
> mailscanner-bounces at lists.mailscanner.info <> scribbled on :
>
> > The building that I work in go hit by high wind and it has
> > been closed for 2 weeks now.  We are finally getting to be
> > able to move our servers to a remote location.  In case
> > anyone is interested it is the Regions bank building in
> > Indianapolis, IN.
> >
> > I am fairly confident that I can do this without help, but I
> > am taking the chance of posting here to make sure that I do
> > not screw this up.
> >
> > As far as mail is concerned ....
> >
> > Mail is the only thing that I believe that will be affected
> > by the IP address change.
> > My Setup.
> >
> > Internet --> Router --> MailScanner Machine --> Exchange server
> >
> > Plan - Leave the MailScanner machine at the Regions Bankd
> > building but take the Exchange server to the new location.
> > All that I should have to do is use the MailScanner machine
> > to forward mail to the new IP Address shouldn't I?
> >
> > 1. Change the mailertable
> >       Current
> > woodmaclaw.com          esmtp:[10.1.1.22]
> > www.woodmaclaw.com      esmtp:[10.1.1.22]
> > woodmclaw.com           esmtp:[10.1.1.22]
> > www.woodmclaw.com       esmtp:[10.1.1.22]
> >
> >       Need to change to
> > woodmaclaw.com          esmtp:[new ip address of T1]
> > www.woodmaclaw.com      esmtp:[new ip address of T1]
> > woodmclaw.com           esmtp:[new ip address of T1]
> > www.woodmclaw.com       esmtp:[new ip address of T1]
> >
> > 2. Configure the new router to forward port 25 to the exchange server
> >
> > Is that it?
> >
> > Also should I put port fowarding for SSH so that I can remote
> > into the MailScanner machine in case I need to?
> >
> > We do not host our own web site.  Is there any other services
> > that come to mind that would be affected by a IP address change?
> >
> > Thank you in advance!
> > Billy Pumphrey
>
> That should do it.  I would limit connections to port 25 at the Exchange
> location to incoming ONLY from the IP address of your MailScanner
> machine.  I would give myself ssh access to the MailScanner machine.
> Might not be a bad idea to move ssh to a port OTHER than 22.
>
> Mike
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