As a final exam preparation tool, the CCSP SNRS Quick Reference provides a concise review of all objectives on the SNRS exam (642-504). This digital Short Cut provides you with detailed, graphical-based information, highlighting only the key topics in cram-style format. With this document as your guide, you will review topics on securing networks using Cisco routers and switches. This fact-filled Quick Reference allows you to get all-important information at a glance, helping you focus your study on areas of weakness and to enhance memory retention of essential exam concepts.