Self-study test preparation guide for exam authorized Cisco CCNP 642-811 BCMSN Best-selling study guide helps you master all the topics on the new CCNP BCMSN exam, including: operating configurationVLAN Switch and Trunking Protocol (VTP) amounted Switch LinksSpanning Tree Protocol (STP) Multilayer switchingRouter redundancy and load balancingMulticastingQuality service (QoS) IP telephonySecuring accessSwitch with a virtual switch security LAN (VLAN) CCNP BCMSN Exam Certification Guide is a-best-breed Cisco exam study guide that has been completely updated to focus specifically on the CCNP BCMSN exam objectives for the new. CCNP BCMSN Exam Certification Guide presents you with organized test preparation routine through the use of proven series elements and techniques. Scenario-based exercises help you think about exam objectives in real-world situations, thus increasing recall during exam time. Well-regarded for the level of detail, assessment features, and challenging review questions and exercises, this book helps you master the concepts and techniques that will enable you to succeed on the exam the first time. CCNP BCMSN Exam Certification Guide is part of a recommended study program from Cisco Systems that includes simulation and hands-on training from the base of Cisco Learning Partners and self-study products from Cisco Press.It also contains the complete text in electronic format. This volume is part of the Exam Certification Guide Series from Cisco Press. Books in this series provide officially developed exam preparation materials that offer assessment, review, and practice to help Cisco Career Certification candidates identify weaknesses, concentrate their study efforts, and enhance their confidence as exam day approaches.