Classification of Routing Protocols
Criteria:
- Support for arbitrary subnetting
- classful vs. classless
- classful: RIPv1, IGRP
- classless: RIPv2, OSPF, EIGRP
- Domain of operation
- Autonomous System (AS)
- interior vs. exterior gateway routing
- interior: RIP, OSPF, IGRP, EIGRP
- exterior: EGP, BGP