What's the Most Important Messages That Are Exchanged Between Routers?

The p g p inter connect network boot strap itself when rouders come on board. Each roter has one or more prefixes of the appeadances used in the as itself. And maybe one of the rooters connects to a third network, and then maybe it gets prefixes from that network and sends it in up date to first one. So the more stuff connects, the more up dates flow in all actions. And those 900 prefixes are put on the table.