Can routers on different subnet become BGP neighbors?

Related questions

1. What is BGP and how does it work?
2. What is BGP VPN?
3. What layer does BGP run on?
4. How does BGP determine best path?
5. What is autonomous system number in BGP?
6. What is as override in BGP?
7. What is BGP AS path?
8. What is the difference between RIP and BGP?
9. What is BGP convergence?
10. What is BGP no synchronization?

Tags

1. #router
2. #requires
3. #order
4. #directly
5. #intermediate
6. #default
7. #route
8. #different
9. #between
10. #neighbours
11. #subnets
12. #connected
13. #subnet
14. #packets