A basic Cisco IOS Software Secure Sockets Layer (SSL) virtual private network (VPN) solution allows users flexible client-based or clientless access to sensitive resources over a remote access VPN gateway that is implemented on a Cisco... Learn More>>
When sites are interconnected, there must be a way to get information to the correct site. Routing is the process by which information gets from one location to another, and it is important to understand how the various routing protocols work for proper... Learn More>>
As enterprises become more and more dependent on their network infrastructure to support their business, the cost of network downtime has increased. When employees cannot perform their jobs due to network problems, the company loses... Learn More>>
A Cisco Intrusion Prevention System (IPS) sensor can be configured to provide detection or prevention capability to help defend against network attacks. Such sensors can be integrated into the network in several different ways, which require... Learn More>>
Cisco Intrusion Prevention System (IPS) sensors allow you to use multiple virtual contexts (also called virtual sensors) that allow the use of different IPS policies on different sets of inline or promiscuous interfaces. Learn More>>
The Cisco Wireless Control System (WCS) is an optional network component that works in conjunction with lightweight access points (APs), controllers, and the Cisco Wireless Location Appliance. With Cisco WCS, network administrators have a... Learn More>>
Data networks, including the Internet, are responsible for supplying reliable, transparent communication for people and applications. Data from applications such as e-mail, web browsers and instant messaging is packaged, transported and delivered... Learn More>>
Standard and extended Cisco IOS access control lists (ACLs) can be used to classify IP packets. Using ACLs, you can apply a number of features to the classified packets, such as encryption, policy-based routing, quality of service (QoS), Network... Learn More>>
To place external calls, Cisco Unified Communications Manager (Cisco Unified Communications Manager) deployments need a connection to the public switched telephone network (PSTN). Such connections are provided by... Learn More>>
Like routers, both Layer 2 and Layer 3 switches have their own set of network security requirements. Access to switches is a convenient entry point for attackers who are intent on illegally gaining access to a corporate network. With access to a switch, an... Learn More>>
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