[Olsr-dev] does the current Debian olsrd.conf work with a mesh?
Hans-Christoph Steiner
(spam-protected)
Fri Jun 29 17:38:36 CEST 2012
Everywhere I measure in NYC, the whole band is full, i.e. any given AP is overlapping multiple other APs. The area around 7-8 is least full.
.hc
On Jun 29, 2012, at 11:24 AM, Henning Rogge wrote:
> If you see lots of APs on 6, 80% of the spectrum of channel 7 are
> blocked by them.
>
> Thats why everyone is using 1/6/11. Because the channels overlap that much.
>
> Henning
>
> On Fri, Jun 29, 2012 at 5:20 PM, Hans-Christoph Steiner
> <(spam-protected)> wrote:
>>
>> On Jun 29, 2012, at 4:27 AM, Manuel Munz wrote:
>>
>>> On 28.06.2012 21:18, Hans-Christoph Steiner wrote:
>>>
>>>> BSSID: cc:cc:cc:cc:cc:cc
>>>
>>> This BSSID is not correct if you look at IEEE 802.11, Section 7.1.3.3.3
>>> and Section 11.1.3. It should be a locally administered mac:
>>>
>>> The value of this field in an IBSS is a locally administered IEEE MAC
>>> address formed from a 46-bit random
>>> number generated according to the procedure defined in 11.1.3. The
>>> individual/group bit of the address is set
>>> to 0. The universal/local bit of the address is set to 1. This mechanism
>>> is used to provide a high probability of
>>> selecting a unique BSSID.[1]
>>>
>>> In most cases it works if you don't follow that standard, but i've heard
>>> of some cases where this has caused problems.
>>
>> Ah, ok about about ee:ee:ee:ee:ee:ee then?
>>
>>> Also i'd like to join Daniel in asking why channel 7?
>>
>>
>> Maybe I'm biased by being in NYC, but whenever I do a scan, there are lots of APs on 1, 6, and, 11, quite a few between 1 and 6 and the least between 6 and 11. But still quite a lot on 11. So 7 seems to me the emptiest part. This is for impromptu meshes, not a citywide mesh.
>>
>> This is a quick scan from right now, of me sitting at my desk:
>>
>>
>> --
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>
>
>
> --
> Steven Hawkings about cosmic inflation: "An increase of billions of
> billions of percent in a tiny fraction of a second. Of course, that
> was before the present government."
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