Download or read book Connecting Networks Companion Guide written by Cisco Networking Academy and published by Pearson Education. This book was released on 2014 with total page 569 pages. Available in PDF, EPUB and Kindle. Book excerpt: "This course discusses the WAN technologies and network services required by converged applications in a complex network. The course allows you to understand the selection criteria of network devices and WAN technologies to meet network requirements. You will learn how to configure and troubleshoot network devices and resolve common issues with data link protocols. You will also develop the knowledge and skills needed to implement IPSec and virtual private network (VPN) operations in a complex network."--Back cover.