Is There a Demon Running Ospf on Each Router?

Oas pfinder maintains its own model of what it thinks the ent iner net looks like. No, os p f doesn't work intenet wide. It's what we call an i g p, internal gateway prodocl an, internal rooting protocl. Within one a s whare is the xtent of the grap that ors p f models. So if youhave, for instance, of 20 rooters, and on average they are connected to three others, that is 60 year links that you have to put in data base.