Network Performance Security: Testing and Analyzing Using Open Source and Low-Cost Tools gives mid-level IT engineers the practical tips and tricks they need to use the best open source or low cost tools available to harden their IT infrastructure. The book details how to use the tools and how to interpret them. Network Performance...

Another offering in the Cisco Technical Expert series, this book provides a good introduction to IP multicasting and Cisco routers. The important protocols for multicast service are covered in detail, including a discussion on the Internet Group Management Protocol (IGMP) and the Cisco Group Management Protocol (CGMP). Following...

A systematic approach to understanding the basics of Voice over IP

* Understand the basics of PSTN services and IP signaling protocols, including SS7
* Learn how VoIP can run the same applications as the existing telephony system, but in a more cost-efficient and scalable manner
* Delve into such VoIP topics as jitter,...

• A complete resource for understanding VPN components and VPN design issues

• Understand state-of-the-art...

Think of the most common and challenging tasks that network administrators face, then read this book and find out how to perform those tasks, step by step. CompTIA Network + Lab Manual provides an inside look into the field of network administration as though you were...