There are a few good resources that will help you succeed with this exam. The list here is not complete by any means. You should feel free to use the resources that will help you learn the topics.
The Cisco Learning Network is dedicated to Cisco Certifications. Here you’ll find the exam that Cisco offers and the other resources. Some of the areas are Study groups, Questions and answers, and general help with the Certification process. In order to fully utilize this site you will need to create a login.
Cisco Press is working on their Authorized Self-Study Guides and quick reference guides to assist in your test preparation. Check out ciscopress.com for their information on the latest offerings.
Cisco Systems website should always be included in any of you test prep. The information there should prove invaluable in helping to prepare for your exam.