From: Gary Duncanson (gary.duncanson@googlemail.com)
Date: Thu Jul 05 2007 - 14:25:10 ART
One big area 0 then. Just kidding ;)
Good luck with it John.
----- Original Message -----
From: "john matijevic" <john.matijevic@gmail.com>
To: "Swan, Jay" <jswan@sugf.com>
Cc: "Cisco certification" <ccielab@groupstudy.com>
Sent: Thursday, July 05, 2007 6:04 PM
Subject: Re: OT routing protocol for internal network
> Team,
> Thanks for all the replies!!! looks like I am leaning towards OSPF for
> this
> implementation, this would be thousands of nodes network, previously I
> have
> implemented OSPF on network with hundreds of nodes, and that
> implementation
> was very successful.
> Sincerely,
> John
>
> On 7/5/07, Swan, Jay <jswan@sugf.com> wrote:
>>
>> There's a good discussion of "which IGP" in the Cisco Press book
>> "Optimal Routing Design". There's also a Networkers presentation on it
>> that's given almost every year.
>>
>> As usual, it depends on what you're trying to accomplish. In very large
>> networks, design is the main limiting factor in scalability. In short,
>> EIGRP scales better in very large hub-and-spoke topologies (such as
>> really big DMVPN implementations), whereas OSPF scales better in meshy
>> topologies.
>>
>> Both protocols require tuning in large environments. EIGRP can be tuned
>> to converge very quickly (~200ms) in dual-homed, L3-switched
>> access-distribution-core type environments; OSPF may be near this now
>> with all the recent enhancements, but I'm not sure.
>>
>> Obviously EIGRP is proprietary, which can be a problem. Also, you need
>> to use a link-state protocol if you are doing MPLS TE.
>>
>> Jay
>>
>> -----Original Message-----
>> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
>> john matijevic
>> Sent: Thursday, July 05, 2007 6:49 AM
>> To: Cisco certification
>> Subject: OT routing protocol for internal network
>>
>> Hello Team,
>> Curious as to which routing protocol is best for internal network for
>> large
>> network containing thousands of devices. I have implemented OSPF for a
>> pretty large network and I tend to prefer OSPF, want to see what people
>> think of EIGRP, as well as others, obviously RIP would not be
>> considered.
>> Please reply offline.
>> Sincerely,
>> John
>>
>>
>> --
>> John Matijevic
>> Insight Global
>> 305-243-5469 (office)
>> 305-298-9876 (cell)
>>
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>>
>
>
>
> --
> John Matijevic
> Insight Global
> 305-243-5469 (office)
> 305-298-9876 (cell)
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
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