MESSAGE
DATE | 2016-05-03 |
FROM | From: "Ruben.Safir"
|
SUBJECT | Re: [Hangout-NYLXS] [ruben@mrbrklyn.com: Re: Are you busy today]
|
what if there is one answer?
On 05/03/2016 07:12 PM, Kamran Mirzayev wrote:
>
> I don't remember. I think it is better if you will ask your professor
> regarding the multiple answers, he should definitely tell you.
>
> On Tue, May 3, 2016 at 7:04 PM, Ruben Safir <[1]ruben-at-mrbrklyn.com>
> wrote:
>
> So you are saying there has to be two answers.� Is that possible on
> the exam?
> On Tue, May 03, 2016 at 06:42:28PM -0400, Kamran Mirzayev wrote:
> >
> >� � Hey Ruben! I think the answers (a) and (b) are correct.
> Routers use
> >� � the? Longest prefix match algorithm
> >� � [1][2]https://en.wikipedia.org/wiki/Longest_prefix_match.
> Hence, the
> >� � answer (c) is incorrect because the 1st interface has the
> longest
> >� � prefix match comparing to the 2nd interface. With the same
> logic,
> >� � answer (d) is incorrect? because the 3rd interface has the
> longest
> >� � prefix match comparing to the 2nd interface.
> >
> >� � On Tue, May 3, 2016 at 3:23 PM, Ruben Safir
> <[2][3]ruben-at-mrbrklyn.com>
> >� � wrote:
> >
> >� � � ----- Forwarded message from Ruben Safir
> <[3][4]ruben-at-mrbrklyn.com>
> >� � � -----
> >� � � Date: Tue, 3 May 2016 15:21:55 -0400
> >� � � From: Ruben Safir <[4][5]ruben-at-mrbrklyn.com>
> >� � � To: Kamran Mirzayev <[5][6]kamran.mirzayev-at-my.liu.edu>
> >� � � Cc: Ruben Safir <[6][7]ruben-at-mrbrklyn.com>
> >� � � Subject: Re: Are you busy today
> >� � � User-Agent: Mutt/1.5.21 (2010-09-15)
> >� � � how do you solve this?
> >� � � Suppose addresses are 8 bits. Given the following
> forwarding table:
> >� � � Prefix?� Interface
> >� � � 1011?� ?� 1
> >� � � 101?� ?� ? 2
> >� � � 10101?� ? 3
> >� � � 0?� ?� ?� ? 4
> >� � � 00?� ?� ?� 5
> >� � � What range of addresses is forwarded to interface 2 ?
> >� � � ?� ?� ?� ?� a.?� ?� ?� 10100xxx
> >� � � ?� ?� ?� ?� b.?� ?� ?� 101000xx
> >� � � ?� ?� ?� ?� c.?� ?� ?� 1011xxxx
> >� � � ?� ?� ?� ?� d.?� ?� ?� 10101xxx
> >� � � --
> >� � � So many immigrant groups have swept through our town
> >� � � that Brooklyn, like Atlantis, reaches mythological
> >� � � proportions in the mind of the world - RI Safir 1998
> >� � � [7][8]http://www.mrbrklyn.com
> >� � � DRM is THEFT - We are the STAKEHOLDERS - RI Safir 2002
> >� � � [8][9]http://www.nylxs.com - Leadership Development in
> Free Software
> >� � � [9][10]http://www2.mrbrklyn.com/resources - Unpublished
> Archive
> >� � � [10][11]http://www.coinhangout.com - coins!
> >� � � [11][12]http://www.brooklyn-living.com
> >� � � Being so tracked is for FARM ANIMALS and and extermination
> camps,
> >� � � but incompatible with living as a free human being. -RI
> Safir 2013
> >� � � ----- End forwarded message -----
> >� � � --
> >� � � So many immigrant groups have swept through our town
> >� � � that Brooklyn, like Atlantis, reaches mythological
> >� � � proportions in the mind of the world - RI Safir 1998
> >� � � [12][13]http://www.mrbrklyn.com
> >� � � DRM is THEFT - We are the STAKEHOLDERS - RI Safir 2002
> >� � � [13][14]http://www.nylxs.com - Leadership Development in
> Free Software
> >� � � [14][15]http://www2.mrbrklyn.com/resources - Unpublished
> Archive
> >� � � [15][16]http://www.coinhangout.com - coins!
> >� � � [16][17]http://www.brooklyn-living.com
> >� � � Being so tracked is for FARM ANIMALS and and extermination
> camps,
> >� � � but incompatible with living as a free human being. -RI
> Safir 2013
> >� � � _______________________________________________
> >� � � hangout mailing list
> >� � � [17][18]hangout-at-nylxs.com
> >� � � [18][19]http://www.nylxs.com/
> >
> >� � --
> >� � Best regards,
> >� � Kamran Mirzayev
> >
> > References
> >
> >� � 1. [20]https://en.wikipedia.org/wiki/Longest_prefix_match
> >� � 2. mailto:[21]ruben-at-mrbrklyn.com
> >� � 3. mailto:[22]ruben-at-mrbrklyn.com
> >� � 4. mailto:[23]ruben-at-mrbrklyn.com
> >� � 5. mailto:[24]kamran.mirzayev-at-my.liu.edu
> >� � 6. mailto:[25]ruben-at-mrbrklyn.com
> >� � 7. [26]http://www.mrbrklyn.com/
> >� � 8. [27]http://www.nylxs.com/
> >� � 9. [28]http://www2.mrbrklyn.com/resources
> >� � 10. [29]http://www.coinhangout.com/
> >� � 11. [30]http://www.brooklyn-living.com/
> >� � 12. [31]http://www.mrbrklyn.com/
> >� � 13. [32]http://www.nylxs.com/
> >� � 14. [33]http://www2.mrbrklyn.com/resources
> >� � 15. [34]http://www.coinhangout.com/
> >� � 16. [35]http://www.brooklyn-living.com/
> >� � 17. mailto:[36]hangout-at-nylxs.com
> >� � 18. [37]http://www.nylxs.com/
>
> --
> So many immigrant groups have swept through our town
> that Brooklyn, like Atlantis, reaches mythological
> proportions in the mind of the world - RI Safir 1998
> [38]http://www.mrbrklyn.com
> DRM is THEFT - We are the STAKEHOLDERS - RI Safir 2002
> [39]http://www.nylxs.com - Leadership Development in Free Software
> [40]http://www2.mrbrklyn.com/resources - Unpublished Archive
> [41]http://www.coinhangout.com - coins!
> [42]http://www.brooklyn-living.com
> Being so tracked is for FARM ANIMALS and and extermination camps,
> but incompatible with living as a free human being. -RI Safir 2013
> _______________________________________________
> hangout mailing list
> [43]hangout-at-nylxs.com
> [44]http://www.nylxs.com/
>
> --
> Best regards,
> Kamran Mirzayev
>
> References
>
> 1. mailto:ruben-at-mrbrklyn.com
> 2. https://en.wikipedia.org/wiki/Longest_prefix_match
> 3. mailto:ruben-at-mrbrklyn.com
> 4. mailto:ruben-at-mrbrklyn.com
> 5. mailto:ruben-at-mrbrklyn.com
> 6. mailto:kamran.mirzayev-at-my.liu.edu
> 7. mailto:ruben-at-mrbrklyn.com
> 8. http://www.mrbrklyn.com/
> 9. http://www.nylxs.com/
> 10. http://www2.mrbrklyn.com/resources
> 11. http://www.coinhangout.com/
> 12. http://www.brooklyn-living.com/
> 13. http://www.mrbrklyn.com/
> 14. http://www.nylxs.com/
> 15. http://www2.mrbrklyn.com/resources
> 16. http://www.coinhangout.com/
> 17. http://www.brooklyn-living.com/
> 18. mailto:hangout-at-nylxs.com
> 19. http://www.nylxs.com/
> 20. https://en.wikipedia.org/wiki/Longest_prefix_match
> 21. mailto:ruben-at-mrbrklyn.com
> 22. mailto:ruben-at-mrbrklyn.com
> 23. mailto:ruben-at-mrbrklyn.com
> 24. mailto:kamran.mirzayev-at-my.liu.edu
> 25. mailto:ruben-at-mrbrklyn.com
> 26. http://www.mrbrklyn.com/
> 27. http://www.nylxs.com/
> 28. http://www2.mrbrklyn.com/resources
> 29. http://www.coinhangout.com/
> 30. http://www.brooklyn-living.com/
> 31. http://www.mrbrklyn.com/
> 32. http://www.nylxs.com/
> 33. http://www2.mrbrklyn.com/resources
> 34. http://www.coinhangout.com/
> 35. http://www.brooklyn-living.com/
> 36. mailto:hangout-at-nylxs.com
> 37. http://www.nylxs.com/
> 38. http://www.mrbrklyn.com/
> 39. http://www.nylxs.com/
> 40. http://www2.mrbrklyn.com/resources
> 41. http://www.coinhangout.com/
> 42. http://www.brooklyn-living.com/
> 43. mailto:hangout-at-nylxs.com
> 44. http://www.nylxs.com/
>
>
>
> _______________________________________________
> hangout mailing list
> hangout-at-nylxs.com
> http://www.nylxs.com/
>
_______________________________________________
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