I thought so. Thanks for the sanity check.

--Matt Ross
Ephrata School District


----- Original Message -----
From: Andrew S. Baker
[mailto:[email protected]]
To: NT System Admin Issues
[mailto:[email protected]]
Sent: Thu, 13 May 2010
14:21:35 -0700
Subject: Re: Hijacked Thread: All WAN over VPN? (Was: RE:
Network/WAN question)


> Always encrypt between sites...
> 
> -ASB: http://XeeSM.com/AndrewBaker
> 
> 
> On Thu, May 13, 2010 at 4:33 PM, Matthew W. Ross
> <[email protected]>wrote:
> 
> > I have a related question:
> >
> > If you are separated, site to site, with a large layer 2 fiber network...
> > would you put the traffic between routers over a VPN? Or is it common
> place
> > for companies to "trust their providers" not to have a man in the middle,
> > and just route?
> >
> > I can't imagine anybody actually does this without an IPSec or OpenVPN
> > tunnel of some kind... But I'm curious if there are.
> >
> >
> > --Matt Ross
> > Ephrata School District
> >
> >
> > ----- Original Message -----
> > From: Kim Longenbaugh
> > [mailto:[email protected]]
> > To: NT System Admin Issues
> > [mailto:[email protected]]
> > Sent: Thu, 13 May 2010
> > 13:05:09 -0700
> > Subject: RE: Network/WAN question
> >
> >
> > > It sounds like you have 10 PPP circuits to your remote sites, each
> > > currently a T1.  You're replacing the T1s with Ethernet circuits.
> > >
> > > Just replace this:
> > > >Main Site (172.20.x.x) ------ T1 Wan link (192.168.x.x) ------ Remote
> > > Site
> > > >(172.21.x.x)
> > >
> > > With this:
> > > >Main Site (172.20.x.x) ------ Ethernet "Wan" link (192.168.x.x) ------
> > > Remote Site
> > > >(172.21.x.x)
> > >
> > > Your broadcast and collision domains would remain separate, just like
> > > they are now.
> > >
> > > Unless your existing routers have the Ethernet port to handle the new
> > > Ethernet "Wan", you'd have to do your routing with the L3 switches
> > > anyway, so why not dump the routers and have just one piece of network
> > > gear at each remote site to manage.
> > >
> > >
> > > How would this work without routing?  How's traffic on 172.20.x.x get to
> > > 172.21.x.x, since those are separate subnets?
> > >
> > > >When setting up the Fiber, because layer 2, I do NOT have to have a
> > > >seperate network for that WAN link anymore.  I can set it up like:
> > > >Main Site (172.20.x.x) ------ Fiber Link ------- Remote Site
> > > (172.21.x.x)
> > >
> > >
> > >
> > >
> > >
> > > -----Original Message-----
> > > From: [email protected] [mailto:[email protected]]
> > > Sent: Thursday, May 13, 2010 2:42 PM
> > > To: NT System Admin Issues
> > > Subject: Network/WAN question
> > >
> > >
> > > Hello.  Looking for input on our current/proposed network.
> > >
> > > We have 10 sites.  Each site is connected via T1 lines.  There is a
> > > router
> > > at each site that handles the routing.
> > >
> > > We are replacing the T1 lines with fiber.  The company leasing us the
> > > fiber
> > > is handing off an ethernet port at each site (all layer 2).
> > >
> > > My question is... Our current WAN setup with the T1s looks like this:
> > >
> > > Main Site (172.20.x.x) ------ T1 Wan link (192.168.x.x) ------ Remote
> > > Site
> > > (172.21.x.x)
> > >
> > > The WAN link itself is on it's own network.
> > >
> > > When setting up the Fiber, because layer 2, I do NOT have to have a
> > > seperate network for that WAN link anymore.  I can set it up like:
> > > Main Site (172.20.x.x) ------ Fiber Link ------- Remote Site
> > > (172.21.x.x)
> > >
> > > The downside with this is, broadcasts would still travel over the Fiber
> > > link since the WAN link is not on a seperate network. It does however,
> > > simplify things for me a bit.
> > >
> > > The question is, which of the two methods would you use?   Putting the
> > > Fiber WAN link on it's own network or, not?
> > >
> > > One other question.  Since my HP switches at the main/remote sites are
> > > able
> > > to do IP Routing, would you also remove the routers (which are needed
> > > with
> > > the current T1 WAN links) completly from the enviroment and do all
> > > routing
> > > at the switch level?  I'm leaning towards doing this and ditching the
> > > routers.
> > >
> > > Thanks.
> > > J
> > >
> >
> 
> ~ Finally, powerful endpoint security that ISN'T a resource hog! ~
> ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~

~ Finally, powerful endpoint security that ISN'T a resource hog! ~
~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~

Reply via email to