EIGRP Summary and Comparisons with OSPF
 


EIGRP supports Novell’s IPX and Apple’s AppleTalk Layer 3 protocols.  Routers can run EIGRP to learn IP routes, IPX routes, and AppleTalk routes, with the same performance and features.

Feature EIGRP OSPF
Converges quickly Yes Yes
Built-in loop prevention Yes Yes
Sends partial routing updates, advertising only new or changed information Yes Yes
Classless; therefore, supports manual summarization and VLSM Yes Yes
Allows manual summarization at any router Yes No
Sends routing information using IP multicast on LANs Yes Yes
Uses the concept of a designated router on a LAN No Yes
Flexible network design with no need to create areas Yes No
Supports both equal-metric and unequal-metric load balancing Yes No
Robust metric based on bandwidth and delay Yes No
Can advertise IP, IPX, and AppleTalk routes Yes No
Public standard No Yes