Re: [Roll] MRHOF draft-11 comments

Abdussalam Baryun <abdussalambaryun@gmail.com> Sat, 04 August 2012 05:40 UTC

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Date: Sat, 04 Aug 2012 07:40:57 +0200
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From: Abdussalam Baryun <abdussalambaryun@gmail.com>
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Cc: roll <roll@ietf.org>
Subject: Re: [Roll] MRHOF draft-11 comments
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Hi Omprakash and Philip

Could we get a reply to the below comments, I am interested to know if
they are true and if not why,

AB

> In section 3.3, it seems that the rank value using the case 3 is
> always less than the one calculated in case 2; then it is useless to
> have it. (if my understanding is true!)  This is basically because the
> highest “rank increase” that would be possible is equal to
> MaxRankIncrese.
>
>
>
> As an example imagine that a node (say N) has 3 father F1, F2 and F3
> with respectively the ranks 50, 40 and 30. Imagine that MaxRankIncrese
> is 20 and MinRankIncrease is 2. Then imagine that:
>
>
>
> Link  N à F1 gives a rank increase = 6
>
> Link N à F2  gives a rank increase = MaxRankIncrese = 20
>
> Link N à F3  gives a rank increase = 10
>
>
>
> Case 2 gives:
>
>
>
> Rank=52 (Worst Father rank belongs to F1)
>
>
>
> Case 3 gives:
>
> 40+20-20=40 (Since the highest rank is through F2)
>
>
>
> Now consider the same example but with this changes (this is the worst
> case where the link to the father with worst rank gives also the
> highest rank increase):
>
>
>
> Link  N à F1 gives a rank increase = MaxRankIncrese = 20
>
> Link N à F2  gives a rank increase = 8
>
> Link N à F3  gives a rank increase = 10
>
>
>
>
>
> Case 2 gives:
>
> Rank=52
>
>
>
> Case 3 gives:
>
> 50+20-20=50 (Since the highest rank is through F1)
>
>
>
> Thanks
>
> -Mehdi
>