Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
+1 vote for 'Gateways and Gatekeepers' by David Mallory et al. It's a great resource, both for the exam, and the real world.Don't forget that there is good information on Cisco's web site too. This:http://www.cisco.com/en/US/tech/tk652/tk90/technolo...
