Here’s the book you need to prepare for Cisco’s Building Cisco Multilayer Switched Networks (BCMSN) exam, 642-811. This Study Guide provides:

In-depth coverage of key exam topics
Practical information on designing and implementing multilayer switched networks
Hundreds of challenging review questions
Leading-edge exam preparation software, including a test engine and electronic flashcards
Authoritative coverage of all exam topics, including:

Utilizing the Enterprise Composite Model for designing networks
Using the Switching Database Manager within a Catalyst switch
Operating managed VLAN services on a switched network
Configuring and verifying 802.1Q and ISL trunks
Configuring access ports for static and multi-VLAN membership
Increasing bandwidth for interswitch connections with Fast and Gigabit EtherChannels
Enabling Spanning Tree Protocol on ports and VLANs
Converting CatOS to native IOS on Catalyst switches
Implementing IP telephony in a switched network environment
Planning, configuring, and implementing QOS