Which is a good network routing protocol

Question

You have been contracted to design a network for XYZ Corporation. The network administrator has asked for your opinion on which routing protocol should be used. This enterprise network has over 50 routers connecting multiple sites. Detail several routing protocols and their advantages / disadvantages. Provide a detailed solution so the administrator is more knowledgeable on the solution. I am doing an independent experiment.

Answer 1

WTF? Is this a certification exam question. How about you read the book. In the real world this would the network admins problem.

Answer 2

If the routers are Cisco you could use IGRP or EIGRP.

Or you could use RIP2 or OSPF which all routers should support including Cisco.