[Battlemesh] o11s and L3 routing protocol coexistence

Thomas Pedersen thomas at cozybit.com
Fri Jan 25 19:41:33 CET 2013


Hi list,

We'd like to represent o11s at WBMv6, but are a little concerned how
the battlemesh will be done in practice. According to the wiki [1]
there is a desire for all routing protocols to coexist on the same
(physical) L2 link. As you probably know though, o11s implements its
own routing protocol at L2 and cannot coexist with an IBSS interface
on the same radio.

One way to resolve this is let o11s be the "carrier" link for the
different VLANs, but this would probably break the other routing
protocols as they don't expect their L2 broadcast traffic to propagate
throughout the entire mesh? Not to mention the mcast storm that would
incur.

We could set the o11s mesh TTL = 1 to ensure only single-hop
propagation takes place, but of course this would have to be switched
back when testing o11s and the tests could no longer be run in
parallel.

Another solution is to find a test platform that has 2 radios and
dedicate one of them to o11s.

Any ideas?

-- 
Thomas

[1] http://battlemesh.org/BattleMeshV6/Firmware



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