Hey,

No flames aginst NT admins.
In these tuff times Network Admins need to know all
FW's, Servers, PC's, Mac's, Switches, Routers, even Cabling..
In order to survive.
Like myself!!


>From: Juan Blanco 
>Reply-To: [EMAIL PROTECTED]
>To: 'Kevin O'Gilvie' , [EMAIL PROTECTED]
>Subject: RE: Here we go again ( Pix 515) [7:49492]
>Date: Thu, 25 Jul 2002 11:14:08 -0400
>
>Team,
>The way I see it, dhcp on the firewall is only for small number of users,
>when it comes to mid-size-up network you don't want to use a firewall for a
>DHCP....Can you see an NT administrator making changes in your firewall
>because he/she is having problems with DHCP....(This network will be
>available to hackers in the Theater near You)....
>
>My two cents.....
>
>-----Original Message-----
>From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
>Kevin O'Gilvie
>Sent: Thursday, July 25, 2002 10:27 AM
>To: [EMAIL PROTECTED]
>Subject: Re: Here we go again ( Pix 515) [7:49492]
>
>
>I wouldnt put dhcp on the firewall for 300 users.
>But for 10 or 15 I would.
>
>Thanks,
>
>-Kevin
>
>
> >From: "Gaz"
> >Reply-To: "Gaz"
> >To: [EMAIL PROTECTED]
> >Subject: Re: Here we go again ( Pix 515) [7:49492]
> >Date: Wed, 24 Jul 2002 22:37:12 GMT
> >
> >What's everybody's view on using the Pix as a DHCP server?
> >
> >I used it once, only because after arriving on site to install the Pix 
>the
> >customer mentioned that his old Firewall was doing DHCP and he had no 
>plans
> >to do it on anything else.
> >Seemed to go fine, but would like to know if people have come across
> >limitations/issues.
> >
> >I tend to agree with the view "Right box for the job", i.e. don't make 
>the
> >Pix do things it's not made for, but if pushed into the situation, how 
>does
> >it compare.
> >
> >Cheers,
> >
> >Gaz
> >
> >""Kevin O'Gilvie""  wrote in message
> >[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > Hi Kelly,
> > >
> > > You are absolutely right, and I love your strategy.
> > > That is the way I did it 2 years ago, but the only thing now is 
>finding
> >a
> > > vpn solution for the Macs. I used Pix for the PC's last time round but
> >never
> > > had to do this for the Mac's. Any ideas?
> > >
> > >
> > > >From: "Kelly Cobean"
> > > >Reply-To: "Kelly Cobean"
> > > >To: [EMAIL PROTECTED]
> > > >Subject: RE: Here we go again ( Pix 515) [7:49492]
> > > >Date: Wed, 24 Jul 2002 02:18:38 GMT
> > > >
> > > >Man, you aren't asking much, are you? ;-)
> > > >
> > > >Ok, here's the order I'd do things in...
> > > >
> > > >First things first, get that firewall in place.  You don't list what
> >their
> > > >internet connectivity is, but if they bought a PIX, it's safe to 
>assume
> > > >that
> > > >they have a persistent connection, and that being true, they're 
>really
> > > >hanging it out there for someone to cut off, so to speak.  Network
> >security
> > > >is always a primary concern, and the firewall won't take alot of time
> >to
> > > >set
> > > >up.  Not setting it up could be very costly.  If they already have a
> > > >light(er)-weight firewall like a Linux host running IP chains or IP
> >tables,
> > > >replacing this first will save your users down-time later because you
> >can
> > > >pre-configure your internet rulebase/access in preparation for your
> >private
> > > >addressing.
> > > >
> > > >Next, I'd do the DHCP and Private Addressing.  These go hand in hand,
> >and
> > > >since your firewall is now in place, you can do the NAT/PAT
> >translations
> >as
> > > >needed and not have to rethink these later.
> > > >
> > > >Third, get Exchange up and running.  If it's going on a different
> >system
> > > >than Quick mail is running on, great!  Now you can get them running 
>in
> > > >parallel, and move users accounts over one at a time or in batches.
> >There
> > > >are probably tools out there to do the mailbox format conversion.  
>Now
> >that
> > > >your network is secure at layer3/4, you can focus on the nitty-gritty
> >of
> > > >the
> > > >user data. (Oh yeah, don't forget that backup!!!)
> > > >
> > > >It's a 10,000 foot view, but that's how I'd do it.  I'm not really a
> >MAC
> > > >guy, but I'd venture a guess that most or all of your MAC's run 
>TCP/IP
> >and
> > > >support DHCP, so from an L3/4 standpoint, they're really no different
> >than
> > > >your PC's.
> > > >
> > > >When doing multiple projects like this, I tend to work along the OSI
> >model.
> > > >If the wiring is horrible, or the NIC's are all old 10Base2 nics and
> >have
> > > >transceivers to hook them to your BaseT network, take care of the 
>layer
> >1
> > > >stuff first.  Next, if the network is all unmanaged hubs, and your
> >network
> > > >is one gigantic broadcast domain, start installing switches to quiet
> >down
> > > >the network.  Next, get VLANs/routing/security in place for Layer3/4.
> > > >Next,
> > > >work on the "upper layers" where all of your apps and data live and
> >talk.
> > > >Just my $0.02 worth.
> > > >
> > > >HTH,
> > > >Kelly Cobean, CCNP, CCSA, ACSA, MCSE, MCP+I
> > > >Network Engineer
> > > >AT&T Government Solutions, Inc.
> > > >
> > > >-----Original Message-----
> > > >From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf 
>Of
> > > >Kevin O'Gilvie
> > > >Sent: Tuesday, July 23, 2002 9:07 PM
> > > >To: [EMAIL PROTECTED]
> > > >Subject: Here we go again ( Pix 515) [7:49492]
> > > >
> > > >
> > > >Dear All,
> > > >
> > > >I am jumping into a similar mess as when I started at my current
> >company,
> > > >but this time the Macs out number the PC's. Well here is the scoop:
> > > >180 Macs
> > > >50 PC's
> > > >Static Ip's
> > > >No DHCP
> > > >No FW
> > > >Quick Mail Server
> > > >and a whole bunch of other nasty things..
> > > >- They just purchases a Pix 515
> > > >- They just bought Exchange 5.5
> > > >
> > > >My projects are:
> > > >Set up DHCP
> > > >Set up Pix
> > > >Set up Private Addressing
> > > >Set up Exchange
> > > >Migrate them from Quick Mail
> > > >etc etc
> > > >I have done this before but maybe you guys can help as to how I 
>should
> >go
> > > >about this the quickest.
> > > >
> > > >Thanks,
> > > >
> > > >Kevin
> > > >
> > > >
> > > >_________________________________________________________________
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