Areas came to being when routers had 32 megs of ram small processors. It was mainly a mechanism to cut down on cpu/memory utilization. Areas have advantages in certain designs, but not like they used to.
Justin Wilson [email protected] --- http://www.mtin.net Owner/CEO xISP Solutions- Consulting – Data Centers - Bandwidth http://www.midwest-ix.com COO/Chairman Internet Exchange - Peering - Distributed Fabric > On Sep 8, 2015, at 8:11 PM, Paul Stewart <[email protected]> wrote: > > Yup … have seen some *really* large networks run everything in backbone area > … > > In previous job, we had 6000+ routes in backbone area with no noticeable > issues. > > Paul > > > From: Af [mailto:[email protected] <mailto:[email protected]>] On > Behalf Of Mathew Howard > Sent: Tuesday, September 8, 2015 3:28 PM > To: af <[email protected] <mailto:[email protected]>> > Subject: Re: [AFMUG] Some OSPF Questions... > > I have everything in area 0 too, and we've get well over 100 routers running > OSPF and I really don't see any good reason to change it at this point. > > On Tue, Sep 8, 2015 at 2:08 PM, George Skorup <[email protected] > <mailto:[email protected]>> wrote: >> I run the backbone/area 0 only. But I have less than 15 routers speaking >> OSPF. Convergence time is fine so I see no reason to go to multi-area any >> time soon. >> >> >> On 9/8/2015 12:39 PM, Christopher Gray wrote: >>> Can an area have multiple ABR routers connecting to area 0 (Is there any >>> way to add redundancy to an area)? >>> >>> How big is too big for an OSPF database (At what point should one really >>> start using areas)? >>> >>> With Mikrotik hardware, if there is no current need for VPLS tunnels or >>> MPLS-TE, is there any benefit to running MPLS vs just OSPF? [I'm running it >>> on some my network, and I'm debating whether to take the time to implement >>> it everywhere.] >>> >>> Thanks - Chris
