Routing Protocols Comparison for  

I have always said I was going to make this chart since I draw it on the board for nearly every class I teach.  Well, here it is.  I may add to it later.

Name

Class
 Type
 Administrative Distance
 Metric
 Classful/less
 Algorithm
 Transport Type
 RIP v1
 Distance Vector
 IGP
 120
 Hop Count
 Classful
 Bellman-Ford
 UDP/520
 RIP v2
 Distance Vector
 IGP
 120
 Hop Count
 Classless
 Bellman-Ford UDP/520
 OSPF
 Link State
 IGP
 110
 Cost
 Classless Dikstra (SPF)
 OSPF protocol 89
 Integrated IS-IS
 Link State
 IGP
 115
 Cost
 Classless Dikstra (SPF)
EIGRP
 Hybrid (Advanced Distance Vector)
 IGP
 90 (internal)
170 (external)
 Composite (BW + DLY)
 Classless DUAL
 EIGRP Protocol 88
 BGP
 Path Vector
 EGP
 20 (external)
200 (internal)
 Path Attributes (Usually AS-Path)
 Classless
TCP/179

There is obviously more to it than what you see here but for the this should be pretty good.

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