RE: Two Internal Networks
- From: "Thomas W Shinder" <tshinder@xxxxxxxxxxx>
- To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
- Date: Mon, 7 Nov 2005 02:09:52 -0600
Hey Greg,
No problem. Fact is, I can't even remember everything I've written about
ISA firewalls :)
Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://spaces.msn.com/members/drisa/
Book: http://tinyurl.com/3xqb7
MVP -- ISA Firewalls
**Who is John Galt?**
> -----Original Message-----
> From: Greg Mulholland [mailto:greg@xxxxxxxxxxxxxx]
> Sent: Monday, November 07, 2005 2:08 AM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: Two Internal Networks
>
> http://www.ISAserver.org
>
> Aww there there! Hey Tom, I promise to read your exchange
> deployment doc
> before close of play tonight, hows that?
>
> greg
>
> -----Original Message-----
> From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxx]
> Sent: Monday, November 07, 2005 5:31 PM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: Two Internal Networks
>
> http://www.ISAserver.org
>
> Nobody ever reads my stuff that I've slaved over hot
> keyboards for days,
> weeks, months. :(
>
> Thomas W Shinder, M.D.
> Site: www.isaserver.org
> Blog: http://spaces.msn.com/members/drisa/
> Book: http://tinyurl.com/3xqb7
> MVP -- ISA Firewalls
> **Who is John Galt?**
>
>
>
> > -----Original Message-----
> > From: Thor (Hammer of God) [mailto:thor@xxxxxxxxxxxxxxx]
> > Sent: Sunday, November 06, 2005 9:48 PM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] RE: Two Internal Networks
> >
> > http://www.ISAserver.org
> >
> > I'm thinking not... You can either use DNS to deliver mail
> directly to
>
> > the SMTP host, or use a single smart-host in IIS. That's kind of a
> > deal breaker for ISA to do it - but I agree that it should be a
> > separate box for that...
> > Let's not have our firewall doing domain-based SMTP delivery, eh? ;)
> >
> > Oh, but, (duh) you can have multiple SMTP virtual servers,
> each with
> > their own smart host. That's the ticket. But I wonder how the
> > message screener would work with multiple SMTP virt
> servers... Never
> > tried that. Jim? Tom?
> > Bueller?
> >
> > t
> >
> >
> >
> > ----- Original Message -----
> > From: "Greg Mulholland" <greg@xxxxxxxxxxxxxx>
> > To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
> > Sent: Sunday, November 06, 2005 7:26 PM
> > Subject: [isalist] RE: Two Internal Networks
> >
> >
> > > http://www.ISAserver.org
> > >
> > >
> > > This is a multi-part message in MIME format.
> > >
> >
> >
> > --------------------------------------------------------------
> > ------------------
> >
> >
> > Yep..to the first part
> >
> > AFAIK you can enter multiple remote domains in IIS. What i was also
> > thinking was using the IIS SMTP service on the ISA box so i
> could use
> > the message screener. But i think i'd rather use dedicated
> mail relay
> > if i had the hardware, then i can do gateway spam and virus
> filtering.
> >
> > g
> >
> > ________________________________
> >
> > From: Thor (Hammer of God) [mailto:thor@xxxxxxxxxxxxxxx]
> > Sent: Mon 7/11/2005 2:12 PM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] RE: Two Internal Networks
> >
> >
> >
> > http://www.ISAserver.org
> >
> > I got ya... you're saying all SMTP traffic gets published from the
> > ext int to the 3rd leg, and the 3rd leg will do domain based
> > smart-host delivery to legs 1 and 2, which publish to the
> respective
> > internal Exchange boxes...
> >
> > In that private email, you were talking about the screener
> doing that,
>
> > but the IIS SMTP service can only do single smart-host delivery,
> > right? What did you have in mind for domain-based smart host
> > delivery?
> > t
> >
> > ----- Original Message -----
> > From: "Greg Mulholland" <greg@xxxxxxxxxxxxxx>
> > To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
> > Sent: Sunday, November 06, 2005 6:41 PM
> > Subject: [isalist] RE: Two Internal Networks
> >
> >
> > > http://www.ISAserver.org
> > >
> > >
> > > This is a multi-part message in MIME format.
> > >
> >
> >
> > --------------------------------------------------------------
> > ------------------
> >
> >
> > Thor
> >
> > From what i get. he's got two network behind one ISA. Now i am
> > assuming that this (the second network) is a new one.
> Otherwise, they
> > must have thier own firewall and internet connection
> somewhere or he
> > must have something going on serving up a gateway/firewall
> > functionality to that network. Even if that is the case,
> the easiest
> > way is put a third nic in the ISA box and publish a mail
> relay server.
> >
> > ________________________________
> >
> > From: Thor (Hammer of God) [mailto:thor@xxxxxxxxxxxxxxx]
> > Sent: Mon 7/11/2005 1:28 PM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] RE: Two Internal Networks
> >
> >
> >
> > http://www.ISAserver.org
> >
> > Can you draw out the network? I'm confused on exactly how
> you've got
> > the 2 separate nets going... You have 2 clients sharing one ISA
> > server?
> >
> > t
> >
> > ----- Original Message -----
> > From: "Andrew English" <andrew@xxxxxxxxxxxxxxxxxxxxxx>
> > To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
> > Sent: Sunday, November 06, 2005 5:55 PM
> > Subject: [isalist] RE: Two Internal Networks
> >
> >
> > http://www.ISAserver.org
> >
> > 3 NICs??
> >
> > Why couldn't one use setup SMTP under IIS on ISA and have
> the Exchange
>
> > rule push the SMTP over to the ISA box and out through
> either network?
> >
> > Andrew
> >
> >
> > -----Original Message-----
> > From: Steve Moffat [mailto:steve@xxxxxxxxxx]
> > Sent: Saturday, November 05, 2005 11:12 AM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] RE: Two Internal Networks
> >
> > http://www.ISAserver.org
> >
> > 3 nics and windows rras
> >
> > -----Original Message-----
> > From: Andrew English [mailto:andrew@xxxxxxxxxxxxxxxxxxxxxx]
> > Sent: Saturday, November 05, 2005 12:04 PM
> > To: ISA Mailing List
> > Subject: [isalist] RE: Two Internal Networks
> >
> > http://www.ISAserver.org
> >
> > That's find but I have two networks with two different IPs.
> > 192.168.x.x
> > and 10.10.x.x so how do I redirect the SMTP if the machine
> sits on one
>
> > network or the other?
> >
> > Andrew
> >
> >
> >
> >
> >
> >
> >
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