Mesh speed + traceroute
Javier Cardona
javier at cozybit.com
Fri Mar 13 18:29:30 EDT 2009
Hi Petri,
On Fri, Mar 13, 2009 at 6:05 AM, Petri Virkkala
<petri.virkkala at ee.tamk.fi> wrote:
> thanks for your hard work! We are testing mesh in a school project and have a working network with 4 nodes. We are using A-link WL54USB adapters which seem to work well with the zd1211rw driver.
>
> I have a few questions:
>
> - Is the connection speed limited to 1Mbit/s? We can't seem to get file transfer speeds above 100-120kb/s
It is not.
> - Routing seems to work fine, but why doesn't traceroute show the amount of hops properly? Is there some tool which could confirm the number of hops?
traceroute shows layer 3 routes, and the mesh forwarding happens below
the network layer.
You can infer the number of (mesh) hops a packet has gone through by
inspecting its Mesh TTL field. You can either instrument the kernel
or use a sniffer: there's no tool for that.
Javier
--
Javier Cardona
cozybit Inc.
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