On Tue, 2008-09-23 at 19:51 +0200, a.anselmi@oltrelinux.com wrote: [...] > maybe a stupd question, in a multi-hop multi-gateway mesh how I can > detect the IP of the "real" gateway node to internet (the node at the > last hop)? One thing is: You may have more gateways and they may change at any time - or used at the same time - for whatever reason, e.g. the weather. On Wed, 2008-09-24 at 09:20 -0400, Eric Malkowski wrote: > traceroute and parse the output until you hit an IP that you know isn't > in your network, and then it's the node who owns the last private IP in > the output who has the gateway you're using to the internet. > > Perhaps there's some better way -- this is just a quick thought. Basically all nodes which announce 0.0.0.0/0 (or combination of subnets which result in the same) are such gateway nodes. So you just have to find all nodes with such HNAs. Bernd -- Firmix Software GmbH http://www.firmix.at/ mobil: +43 664 4416156 fax: +43 1 7890849-55 Embedded Linux Development and Services