vpns
Virtual Private Networks (VPNs)
White Paper The benefits and applications of VPNs are also explored. Finally, this tutorial discusses strategies for the deployment and implementation of VPNs. An Internet-based virtual private network (VPN) uses... [25 Feb 2004]
Intranets and Virtual Private Networks (VPNs)
White Paper It then compares the WAN model to present-day private-networking strategies, specifically examining two types of modern private-network implementations: encryption-based VPNs and private networks based on frame-relay... [25 Feb 2004]
Learn the basics of virtual private networks (VPNs)
White Paper This sample chapter, taken from Comparing, Designing, and Deploying VPNs, examines VPN devices, protocols, technologies, and models. This sample chapter, taken from Comparing, Designing, and Deploying... [16 May 2006]
Bridging the Gap Between Connectivity and Security: The Check Point Philosophy on IPSec VPNs
White Paper The Check Point philosophy on IPSec VPNs is that they represent a bridge between the networking professional's emphasis on connectivity and the security professional's emphasis on protecting the network. [01 Jul 2009]
Ring-Based Virtual Private Network Supporting a Large Number of VPNs
White Paper This paper proposes a simple but effective VPN mechanism called RING-VPN (Ring-based Virtual Private Network) that realizes a high scalability in terms of the number of VPNs. In the RING-VPN, each VPN node operates... [19 Sep 2008]
BT Group - MPLS-Based IP VPNs Built on Cisco IOS Software Enable Streamlined and "Applications-Aware" Enterprise Network Services
White Paper BT Global Services worked closely with Cisco Systems to become the first international service provider to simplify VPNs over Internet Protocol (IP) networks by using Multiprotocol Label Switching (MPLS), available in... [20 Feb 2005]
Guide to IPsec VPNs
White Paper VPNs are used most often to protect communications carried over public networks such as the Internet. Although VPNs can reduce the risks of networking, they cannot totally eliminate them. IPsec is a... [19 Sep 2008]
Troubleshooting MPLS Layer 3 VPNs
White Paper For an end-to-end, step-by-step approach to troubleshooting MPLS VPNs, download this excerpt from Chapter 6 of Cisco Press' Troubleshooting Virtual Private Networks. Chapter: Excerpt from Chapter 6: Troubleshooting... [17 May 2006]
Multicast-VPN - IP Multicast Support for MPLS VPNs
White Paper This Multicast-VPN - IP Multicast Support for MPLS VPNs feature allows a service provider to configure and support multicast traffic in a Multiprotocol Label Switching (MPLS) Virtual Private Network (VPN) environment. [01 Oct 2008]
Users and providers warming to IP VPNs
News The future is looking increasingly rosy for virtual private networks (VPNs) based on the Internet Protocol (IP) standard, with user organisations and service providers set to benefit from their adoption over the next few... [21 Dec 2004]
PKI and VPNs: Enabling Security in an Increasingly Networked World
White Paper It also examines VPNs as the killer application for PKI. This paper explores PKI technology, building a PKI, the business case for PKI. The IPSec protocol provides many of these same security features for a VPN... [02 Sep 2008]
Four Steps to True End-to-End Service for MPLS IP VPNs
White Paper Multi-protocol Layer Switching (MPLS) VPNs are the ideal solution for medium and large enterprises that currently deploy site-to-site VPN services. MPLS technology provides sophisticated traffic engineering capabilities... [29 May 2007]
IPSec vs. SSL VPNs for Secure Remote Access
White Paper For these remote access needs, clientless SSL VPNs are more secure, less expensive, and easier to manage than IPSec. SSL VPNs for Secure Remote Access. Your users now demand access to more applications... [13 Dec 2007]
Aventail SSL VPNs: The Right Prescription for Healthcare
White Paper Find out why SSL VPNs are an ideal solution for healthcare remote access. SSL VPNs from Aventail provide: Finding the right remote access solution for healthcare presents unique challenges. You need to... [13 Dec 2007]
Performance Evaluation for Remote Access VPNs on Windows Server 2003
White Paper This work examines and empirically evaluates the remote access VPNs, namely Point to Point Tunneling Protocol (PPTP), Layer 2 Tunneling Protocol over Internet Protocol Security (L2TP/IPSec), and Secure Socket Layer (SSL). [02 Mar 2009]