Re: OSPF : LSA

Absolutely this is a firm affermative

Sent from my iPhone

On 26 sep. 2010, at 09:47, Narbik Kocharians <narbikk_at_gmail.com> wrote:

> I may do a complete VoD for Filtering in OSPF, there are LOTS of other
> behaviours and technics that are NOT covered in ANY book. Let me see if i
> have time and i will put something together. Would you guys like this kind
> of presentation?
>
> On Sun, Sep 26, 2010 at 2:27 PM, kamal negi <kamalnegi.81_at_gmail.com> wrote:
>
>> Hi Narbik,
>>
>> Thanks a lot for sharing this VoD . It helped a lot ...
>>
>> Carlos :
>>
>> It's exactly happening same way ..
>>
>> In above topology if we have static route for X.X.X.X/32 on A2, its type -3
>> LSA is removed from Area 12 .. ( from Area 0 to other Area)
>>
>> however in second scenario if we have route on R3 (From other Area to Area
>> 0 ), LSA -3 for X.X.X.X remains intact.
>>
>>
>> Thanks,
>> CCIE R&S
>>
>> On Sun, Sep 26, 2010 at 2:14 AM, Carlos G Mendioroz <tron_at_huapi.ba.ar>wrote:
>>
>>> Wow, nice to know.
>>>
>>> You state that <area 0> to <other area> route propagation is done via
>>> redistribution, and so the route has to be in the RIB "owned by" OSPF to
>>> be inserted in some non 0 area.
>>>
>>> The other way around, from <other area> to <area 0>, follows some
>>> internal mechanism so it's RIB independant.
>>>
>>> Thanks,
>>> -Carlos
>>>
>>> Narbik Kocharians @ 25/09/2010 12:58 -0300 dixit:
>>>> Your question is NOT basic at all, actually it s pretty advanced,
>>> because I
>>>> have NOT seen it in any Cisco Press Workbook, or any workbook for that
>>>> matter, but I have this scenario plus more in my NEW Boot Camp 2.0
>>>> Workbook.
>>>>
>>>>
>>>>
>>>> Please download this VoD and watch it, it's ONLY 10 - 15 minutes. I have
>>>> explained it purely from behaviors perspective.
>>>>
>>>>
>>>>
>>>>
>>> http://www.micronicstraining.com/classes/index.php?dispatch=products.view&pro
>>>> duct_id=29815
>>>>
>>>>
>>>>
>>>> BTW, you don t need to login or register and it s totally FREE.
>>>>
>>>>
>>>> On Sat, Sep 25, 2010 at 7:57 AM, kamal negi <kamalnegi.81_at_gmail.com>
>>> wrote:
>>>>
>>>>> Experts, I have below OSPF topology :
>>>>>
>>>>>
>>>>> A1 -----A2--------------A3------A4
>>>>>
>>>>> A1 and A2 (Area 12)
>>>>> A2 and A3 (Area 0 )
>>>>> A3 and A4 (Area 34)
>>>>>
>>>>> ABR : A2,A3
>>>>> Area 12 , Area 34 are regular area
>>>>>
>>>>> A4 is originating prefix X.X.X.X/32 from Area 4.
>>>>>
>>>>> On A2 , I have type -3 LSA for X.X.X.X in Area 0 and Area 12
>>>>> On A 1 , I have type -3 LSA for X.X.X.X in Area 12
>>>>>
>>>>> Now If I configure static route for X.X.X.X/32 on A2, Type-3 LSA for
>>>>> X.X.X.X gets removed from Area 12.. Any particular reason for this
>>> behavior
>>>>> ? If we have better route, why it stops this LSA into particular area
>>> ???
>>>>>
>>>>> Pardon my ignorance if this question is basic ...
>>>>>
>>>>>
>>>>> Blogs and organic groups at http://www.ccie.net
>>>>>
>>>>> _______________________________________________________________________
>>>>> Subscription information may be found at:
>>>>> http://www.groupstudy.com/list/CCIELab.html
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Narbik Kocharians
>>>> CCSI#30832, CCIE# 12410 (R&S, SP, Security)
>>>> www.MicronicsTraining.com
>>>> Sr. Technical Instructor
>>>> YES! We take Cisco Learning Credits!
>>>> Training And Remote Racks available
>>>>
>>>>
>>>> Blogs and organic groups at http://www.ccie.net
>>>>
>>>> _______________________________________________________________________
>>>> Subscription information may be found at:
>>>> http://www.groupstudy.com/list/CCIELab.html
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>
>>> --
>>> Carlos G Mendioroz <tron_at_huapi.ba.ar> LW7 EQI Argentina
>>>
>>
>>
>
>
> --
> Narbik Kocharians
> CCSI#30832, CCIE# 12410 (R&S, SP, Security)
> www.MicronicsTraining.com
> Sr. Technical Instructor
> YES! We take Cisco Learning Credits!
> Training And Remote Racks available
>
>
> Blogs and organic groups at http://www.ccie.net
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html

Blogs and organic groups at http://www.ccie.net
Received on Sun Sep 26 2010 - 19:23:46 ART