Re: OSPF LSA type 3 filtering

Stability for large networks.
Ability to change features using Type Length Value.

Almost all of the ISP's I currently work with use ISIS to transit IPv6
traffic.

Paul Negron
CCIE# 14856
negron.paul_at_gmail.com

On Jan 4, 2013, at 11:34 AM, Imran Ali <immrccie_at_gmail.com> wrote:

> marko i need to know why they use is-is over ospf
>
> On Fri, Jan 4, 2013 at 8:53 PM, Marko Milivojevic
<markom_at_ipexpert.com>wrote:
>
>> In reality, for this purpose, IS-IS and OSPF are pretty much the same
>> (Type 2 vs Pseudonode LSP). They both use a very similar approach to
>> solve the same calculation problem.
>>
>> Carriers tend to use IS-IS for one other reason (to some extent
>> remedied by OSPFv3). This is a separate discussion though.
>>
>> --
>> Marko Milivojevic - CCIE #18427 (SP R&S)
>> Senior CCIE Instructor - IPexpert
>>
>>
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Received on Fri Jan 04 2013 - 19:11:47 ART