This paper explains each of the seven layers of OSI model, including their functions and their relationships, also it provide with an overview of the network process, which can act as a framework for understanding the details of computer networking. 

The head of IT for Sunco Cabinets, a small business, felt the new Web Security service might be the answer to simplify enforcement of Sunco's Internet use policy and protect against emerging web-based threats. Read this case study to learn how this Webroot solution gave Sunco the protection they needed. 

To deliver high-demand content to a widely dispersed pool of internet users, a cache-based Content Delivery Network is the way to go. This type of CDN stores duplicates content near user access points, reducing distance-imposed latency and improving video and audio quality. This paper weighs the pros and cons of using a network-based CDN provider. 

This paper examines arguments for and against security awareness training and education, approaches to integrating social approaches to security, and user-friendly approaches to teaching computer hygiene to mixed audiences. 

Blue Coat Systems CEO Brian NeSmith discusses how the ADN brings together Application Performance Monitoring, WAN Optimization and Secure Web Gateway technologies to deliver the visibility, acceleration, and security that enables enterprises to align network resources with business goals. 

Read this case study to learn how BT selected Blue Coat ProxySG for its flexibility in combining user and application visibility, with extremely granular levels of security and control, to enforce rules that allowed undisruptive use of recreational applications and safe access to sites previously considered off-limits, such as MySpace. 

No single technology guarantees security, however application whitelisting covers situations not addressed by firewalls or anti-virus utilities. This paper focuses on how application whitelisting can be effectively used as an important layer in your security scenario. 

Application grid brings the same type of efficiency, scalability, and quality of service to the application layer that database clusters brings to the database layer. With an application grid you get greater efficiency, exceptional agility, and superior quality of service. Download this free white paper now. 

This IBM white paper outlines the risks surrounding Web applications and reviews four layers of security needed in a strategy for end-to end Web protection. 

This white paper presents a sample Dell solution -- using the Dell R610 and R710 PowerEdge Servers (powered by Intel® Xeon® processor 5500 Series) -- designed to tolerate faults at multiple infrastructure layers to provide maximum level of availability for the virtual infrastructure. 

This guide provides frontline network troubleshooters with practical advice on how to maintain LANs and solve common layer 1 and 2 problems. This guide addresses the challenges network professionals face when it comes to network troubleshooting and outlines eight key steps every technician should know to aid in successful troubleshooting. 

How do Oracle and Microsoft SQL Server database platforms compare on reliability, scalability and cost when run under enterprise software? Download this white paper for details. 

As Web 2.0 sites become more widespread, so does the problem of protecting your users from them. In this webinar, learn how a Secure Web Gateway helps build a critical layer of defense. This includes the creation of a community watch solution that gets a world of users working to keep your network safe.