Routing matrix

	RIP v1	RIP v2	IGRP	EIGRP	OSPF	IS-IS	BGP
Standard	RFC 1058		Cisco proprietary protocol	Cisco proprietary protocol
Interior / exterior	Interior	Interior	Interior	Interior	Interior	Interior	Exterior
Type	Distance vector	Distance vector	Distance vector	Hybrid	Link-state	Link-state	Path Vector
Default metric	Hop-count	Hop-count	Bandwidth/delay	Bandwidth/delay	Cost bandwidth	Cost	Multiple attributes
Administrative distance	120	120	100	90 internal 170 external	110	115	20 external 200 internal
Hop-count limit	15 16th net_unreachable	15	255 (100 default)	224 (100 default)	None	None	EBGP Neighbors: 1 (default) IBGP Neighbors: none
Convergence	slow	slow	slow	very fast	fast	fast	average
Update timers defaults	30 sec	30 sec	90 sec	Triggered updates only when change occurs	Only when change occur; LSA table is refreshed every 30 min	Only when changes occur	Only when changes occur
Updates	full table	full table	full table	only changes	only changes, bounded updates	only changes	only changes
Classless	No	Yes	No	Yes	Yes	Yes	Yes
Supports VLSM	No	Yes	No	Yes	Yes	Yes	Yes
Algorithm	Bellman-Ford	Bellman-Ford	Bellman-Ford	DUAL aka Diffusing Update Algorithm	Dijkstra	Dijkstra	Best Path Algorithm
Update address	Broadcast 255.255.255.255	224.0.0.9	224.0.0.10 or broadcast	224.0.0.10	224.0.0.5 All SPF Routers 224.0.0.6 DR's and BDR's .5 DST MAC 01005E000005 .6 DST MAC 01005E000006		Unicast
IPv4 protocol and port	UDP 520		IP Protocol 9	IP Protocol 88	IP Protocol 89		TCP 179
Authentication	No	Yes	No	Yes	Yes	Yes	Yes
Multi network layer				IP, IPX, AppleTalk
Default route propagation cli	default-information originate	default-information originate	4	redistribute static	6	7	8
Hello interval	2	3	4	5s T1, Ethernet 60s NBMA	10s on Multiaccess networks and PointToPoint networks 30s - NBMA eg. Frame Relay	7	8
Hold time	180s by default	180s by default	4	3x hello time 15s T1, Ethernet 180s NBMA	6	7	8