Subject: [manet] Re: manet digest, Vol 1 #671 - 7 msgs

From: "Mahesh Marina" <[email-masked]>
Date: Mon, 22 Dec 2003 04:10:43 -0500

Michael,

You might find our paper which appeared in last year's mobihoc useful.

Routing Performance in the Presence of Unidirectional Links in Multihop
Wireless Networks
Mahesh Marina and Samir Das
Proceedings of ACM International Symposium on Mobile Ad Hoc Networking
(MobiHoc)
June 2002

Mahesh

>
> Message: 7
> From: "Michael Voorhaen" <[email-masked]>
> To: <[email-masked]>
> Date: Thu, 18 Dec 2003 10:56:26 +0100
> Subject: [manet] DSR unidirectional links
>
> This is a multi-part message in MIME format.
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> Hi,=20
>
> Recently I've been looking into the use of unidirectional links in =
> MANETs,
> and am trying to figure if they can be used as an advantage. Naturally
> I turned myself to DSR, since the draft says it supports
> unidirectional = links
> and there is already a lot of code available that I can work with.
> Implementing the RREP being piggybacked on a RREQ was not that =
> difficult.
> But implementing Route Maintenance is trickier, and I am starting to =
> think
> that this is the reason why very little effort is being made about =
> research
> into unidirectional links. As the draft describes you can use link =
> layer,
> passive and network layer acks. The first two are not feasible in this
> = case.
> So we would have to use network layer acks. However these acks might =
> need to
> return over an entirely different route to the previous hop and that =
> route
> needs to be found and maintained. It seems to me that there are many
> disadvantages to this approach, and that it will be difficult to
> quickly notice a link failure.
>
> Does anybody know of any other work directed at these problems?
>
> Regards,
> Michael Voorhaen
>
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
> 3D=3D=
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
> 3D=3D= =3D=3D=3D=3D=3D=3D
> Michael Voorhaen
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
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> 3D=3D= =3D=3D=3D=3D=3D=3D
> Phd Student
> Dept. of Mathematics and Computer Sciences
> PATS (Performance Analysis of Telecommunication Systems)
> University of Antwerp
> Middelheimlaan 1
> 2020 Antwerpen, Belgium
> G1.11
> Phone: 03/2653905
> Mail: [email-masked]
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
> 3D=3D=
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> 3D=3D= =3D=3D=3D=3D=3D=3D
>
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