Configuration Guide for Asterisk PBX

Use Cisco concentrators, routers, Cisco PIX and Cisco ASA security appliances, and remote access clients to build a complete VPN solution A complete resource for understanding VPN components and VPN design issues Learn how to employ state-of-the-art VPN connection types and implement complex VPN configurations on Cisco devices, including routers, Cisco PIX and Cisco ASA security appliances, concentrators, and remote access clients Discover troubleshooting tips and techniques from real-world scenarios based on the author's vast field experience Filled with relevant configurations you can use immediately in your own network With increased use of Internet connectivity and less reliance on private WAN networks, virtual private networks (VPNs) provide...

"While Nokia is perhaps most recognized for its leadership in the mobile phone market, they have successfully demonstrated their knowledge of the Internet security appliance market and its customers requirements."--Chris Christiansen, Vice President, Internet Infrastructure and Security Software, IDC.Syngress has a long history of publishing market-leading books for system administrators and security professionals on commercial security products, particularly Firewall and Virtual Private Network (VPN) appliances from Cisco, Check Point, Juniper, SonicWall, and Nokia (see related titles for sales histories). The Nokia Firewall, VPN, and IPSO Configuration Guide will be the only book on the market covering the all-new Nokia Firewall/VPN Appli...

In Detail The EJB 3 (Enterprise Java Beans version 3) specification is a core component of enterprise-level JEE (Java Platform Enterprise Edition) implementations and this improved version is set to simplify the development of Enterprise Java applications. This book covers the core elements of EJB 3 technology, exploring them in a concise manner with many supporting examples. You will gain a thorough understanding of EJB 3 technology and learn about the most important features of EJB 3 quickly. What you will learn from this book? This book will teach you the core elements of EJB 3 technology. You will:Gain a rapid introduction to the EJB 3 essentials while learning about the underlying principlesCreate Entities, Message-Driven Beans, Session Beans a...