It Pioneer/network - Classful routing protocols do not send subnet mask information in routing updates. The first routing protocols such as RIP, were classful. This was at a time when network addresses
![Routers R1 „ R2, and R3 are running a classful routing protocol between them.Assuming that router R1 advertises all directly connected networks, how will these networks be represented in router R3's routing Routers R1 „ R2, and R3 are running a classful routing protocol between them.Assuming that router R1 advertises all directly connected networks, how will these networks be represented in router R3's routing](https://www.exam4training.com/wp-content/uploads/2021/08/image007-3.jpg)
Routers R1 „ R2, and R3 are running a classful routing protocol between them.Assuming that router R1 advertises all directly connected networks, how will these networks be represented in router R3's routing
![nat - Cisco Small Business: Classless routing vs Classful routing / Class A vs Class C? - Server Fault nat - Cisco Small Business: Classless routing vs Classful routing / Class A vs Class C? - Server Fault](https://i.stack.imgur.com/FLsJP.gif)