I need to test a router and see for example how many OSPF neighbors, routes, areas, ... the router supports. Do you know any scalable open-source for modzbig option for this purpose? I encountered BIRD which I guess is scalable but it doesn't support...

Suppose I'm a Tier 3 provider with my own autonomous system number and ip address range, who purchases a transit agreement with a single Tier 1 provider. Is this agreement sufficient to send and receive data from all other users connected to the inte...