Re: [homenet] ISIS wifi testing

Gabriel Kerneis <kerneis@google.com> Fri, 23 October 2015 14:47 UTC

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From: Gabriel Kerneis <kerneis@google.com>
Date: Fri, 23 Oct 2015 16:47:14 +0200
Message-ID: <CAL0WyWxhA9nE1KTYWRFnSQu+ix5dq99DxAtamaPVa9keKJhSiA@mail.gmail.com>
To: Mikael Abrahamsson <swmike@swm.pp.se>
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Cc: HOMENET <homenet@ietf.org>
Subject: Re: [homenet] ISIS wifi testing
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Hi Mikael,

thanks for the testing.

On Fri, Oct 23, 2015 at 2:38 PM, Mikael Abrahamsson <swmike@swm.pp.se>
wrote:

> I'd say both protocols/implementations are doing a decent job. Babel, not
> knowing anything about the actual radio parameters, tends to stick around
> on a going-bad wifi, until it's really bad and basically stops working,
> then it switches around. Both protocols really prefers single wifi hop
> instead of 2 wifi hops, even if the 2 wifi hops are a lot better than the
> single wifi hop. Babel tends to switch fairly slowly, taking a conservative
> approach to path selection (which is to be expected considering the design
> criteria as I understand them).
>

Are all your AP on the same frequency? Did you enable diversity-sensitive
routing for babel? If not, you should add in /etc/config/babeld:

config general
option diversity true

Best,
Gabriel