[Olsr-users] HNA announce for the same network

Henning Rogge (spam-protected)
Wed May 19 14:20:54 CEST 2010


On Wed May 19 2010 10:15:45 Mitar wrote:
> Hi!
> 
> On Wed, May 19, 2010 at 9:04 AM, Henning Rogge
> 
> <(spam-protected)> wrote:
> > OLSRd will just choose the next (in terms of routing metric) node with
> > the HNA. So you might get some kind of switching between the two HNAs.
> > Thats why we built the SmartGateway feature for the HNA 0/0 (the typical
> > redundant HNA in our networks).
> 
> OK. But if you do not use NAT on nodes connecting to this HNA
> announced subnet there nothing breaks when OLSR switches the route,
> doesn't it?
If you don't use NAT on the two nodes and the target network has a correct 
route back towards the OLSR nodes, it should work. TCP might be a little bit 
"annoyed" when the route changes because delay and packet ordering might be 
changed, but the connectivity should be there.

Henning Rogge
-- 
Diplom-Informatiker Henning Rogge , Fraunhofer-Institut für
Kommunikation, Informationsverarbeitung und Ergonomie FKIE
Kommunikationssysteme (KOM)
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