Broadcast, Multi-Acess Networks
- Example, Ethernet, Token Ring
- Single Operation Mode
- DR/BDR, 10 Second Hellos, Dual Multicast Addressing (224.0.0.5 and 224.0.0.6)
Point-to-Point Networks
- Example: T1, ISDN, BRI/PRI
- Single Operation Mode
- No DR/BDR, 10 Second Hellos, Single Multicast address
Non-Broadcast Multi-Access (NBMA) Networks
- Example: Frame Relay, X25, MPLS, ATM
- Five Modes of operation
