Re: largest OSPF core

2010-09-09 Thread Truman Boyes
On 2 Sep 2010, at 8:20 PM, lorddoskias wrote: > I'm just curious - what is the largest OSPF core (in terms of number of > routers) out there? I have seen (as a consultant, not operator) a production SP network that had over 800 routers in the backbone area. The LSDB was rather s

Re: largest OSPF core

2010-09-03 Thread Warren Kumari
On Sep 2, 2010, at 11:11 AM, Nick Hilliard wrote: On 02/09/2010 13:20, lorddoskias wrote: I'm just curious - what is the largest OSPF core (in terms of number of routers) out there? You don't expect anyone to actually admit to something like this? :-) Of course I do -- &#x

Re: largest OSPF core

2010-09-02 Thread Leo Bicknell
In a message written on Thu, Sep 02, 2010 at 09:40:39PM -0400, Christian Martin wrote: > The most interesting point to make, however, is how much legacy > thinking in this area continues to be stranded in a rut that emerged > 15 years ago. It is not uncommon to hear network folks cringe at > the

Re: largest OSPF core

2010-09-02 Thread Christopher Morrow
On Thu, Sep 2, 2010 at 2:37 PM, Leo Bicknell wrote: > In a message written on Thu, Sep 02, 2010 at 03:20:05PM +0300, lorddoskias > wrote: >>  I'm just curious - what is the largest OSPF core (in terms of number >> of routers) out there? > > I'll admit to h

Re: largest OSPF core

2010-09-02 Thread Christian Martin
On Sep 2, 2010, at 7:35 PM, Randy Bush wrote: >> The stability of the topology plays a most prominent role, but it >> wouldn't surprise me if a OSPF network largely comprised of router >> LSAs (no redistribution), using today's hardware, could easily scale >> to 1000 nodes in an area. > > i be

Re: largest OSPF core

2010-09-02 Thread Randy Bush
> The stability of the topology plays a most prominent role, but it > wouldn't surprise me if a OSPF network largely comprised of router > LSAs (no redistribution), using today's hardware, could easily scale > to 1000 nodes in an area. i believe the original poster asked about actual operating dep

Re: largest OSPF core

2010-09-02 Thread Mark Smith
On Thu, 02 Sep 2010 15:20:05 +0300 lorddoskias wrote: > I'm just curious - what is the largest OSPF core (in terms of number > of routers) out there? > Presuming OSPF and IS-IS SPF costs are fairly similar, the following page from "The complete IS-IS routing protocol&qu

Re: largest OSPF core

2010-09-02 Thread Chuck Anderson
On Thu, Sep 02, 2010 at 05:32:30PM -0400, Deepak Jain wrote: > > > With respect to these OSPF questions, how many people are running two > > OSPF processes on each router (v4 and v6) to support dual stack rather > > than migrating (or just enjoying their existing) ISIS (OSI) > > implementations? >

RE: largest OSPF core

2010-09-02 Thread Deepak Jain
. > > > > With respect to these OSPF questions, how many people are running two > OSPF processes on each router (v4 and v6) to support dual stack rather > than migrating (or just enjoying their existing) ISIS (OSI) > implementations? > > > You left out the option of using ospf3 to do both v4 and v6

Re: largest OSPF core

2010-09-02 Thread Owen DeLong
Sent from my iPad On Sep 3, 2010, at 3:42 AM, Deepak Jain wrote: >> Subject: Re: largest OSPF core >> >> On 02/09/2010 13:20, lorddoskias wrote: >>> I'm just curious - what is the largest OSPF core (in terms of number >> of >>> routers) out th

Re: largest OSPF core

2010-09-02 Thread Christian Martin
> In a message written on Thu, Sep 02, 2010 at 03:20:05PM +0300, lorddoskias > wrote: >> I'm just curious - what is the largest OSPF core (in terms of number >> of routers) out there? The stability of the topology plays a most prominent role, but it wouldn't s

Re: largest OSPF core

2010-09-02 Thread Alex Ryu
flapping or something like that. Alex On Thu, Sep 2, 2010 at 1:37 PM, Leo Bicknell wrote: > In a message written on Thu, Sep 02, 2010 at 03:20:05PM +0300, lorddoskias > wrote: >>  I'm just curious - what is the largest OSPF core (in terms of number >> of routers) out t

Re: largest OSPF core

2010-09-02 Thread Leo Bicknell
In a message written on Thu, Sep 02, 2010 at 03:20:05PM +0300, lorddoskias wrote: > I'm just curious - what is the largest OSPF core (in terms of number > of routers) out there? I'll admit to having seen a network with over 400 devices in an OSPF area 0, didn't design it,

Re: largest OSPF core

2010-09-02 Thread Valdis . Kletnieks
On Thu, 02 Sep 2010 14:12:38 EDT, Deepak Jain said: > "Dual routing is intended to be more of a long-term solution because there > will be very few pure OSI or TCP/IP routing environments in the future." Well, they were half-right. ;) pgpjIdWlsKA38.pgp Description: PGP signature

RE: largest OSPF core

2010-09-02 Thread Deepak Jain
> Subject: Re: largest OSPF core > > On 02/09/2010 13:20, lorddoskias wrote: > > I'm just curious - what is the largest OSPF core (in terms of number > of > > routers) out there? > > You don't expect anyone to actually admit to something like this? :-) &g

Re: largest OSPF core

2010-09-02 Thread Nick Hilliard
On 02/09/2010 13:20, lorddoskias wrote: > I'm just curious - what is the largest OSPF core (in terms of number of > routers) out there? You don't expect anyone to actually admit to something like this? :-) Nick

largest OSPF core

2010-09-02 Thread lorddoskias
I'm just curious - what is the largest OSPF core (in terms of number of routers) out there?