[nsp] Securing OSPF

[sthaug at nethelp.no]

> Perhaps that's it. Most of those type 2 externals are redistribute
> connected/statics from our T1 aggregation 7200's. The problem I'm seeing
> (maybe it's supposed to be this way) is that the metric on every one of
> those externals is 20, whether that subnet is directly connected to the
> 7200 that's redistributing it (via fast-e), or another 7200 that's one
> fast e and one DS3 hop away.

You're looking at the difference between OSPF external type 1 and external
type 2. Reading up on the difference between those types would be useful.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no