Re: Help on OSPF DR/BDR in non-broadcast network type

From: TCP IP4 (tcp.ip4@gmail.com)
Date: Sat Nov 01 2008 - 13:44:48 ARST


Thanks Anthony and Rob for your kind explanation!

On Sat, Nov 1, 2008 at 8:36 AM, Rob Clav <robclav@gmail.com> wrote:

> Well the problem is the same, you will have several devices sending
> hello's to every router speaking ospf instead of just one per router.
> So the issue here is why you need to use a hello' meshed
> infraestructure when you can save bandwith using hub and spokes? Keep
> in mind old lines like ISDN where you need to pay for every packet
> crossing your line.
> Hope this help you,
> Roberto Clavero
>
>
> 2008/10/31 TCP IP4 <tcp.ip4@gmail.com>:
> > Hi Experts,
> >
> > Can someone please explain why we need DR/BDR election in the
> non-broadcast
> > network type? If it's non-broadcast type the OSPF hellos aren't sent as
> > often as the broadcast type. So the DR role is reduced compared to the
> > DR's in the broadcast network.
> >
> > Thanks,
> > -Tom
> >
> >
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