Friday, 1 July 2011

VPN technologies


Site-to-Site VPNs

Site-to-site VPNs provide an Internet-based WAN infrastructure to extend network resources to branch offices, home offices, and business partner sites. All traffic between sites is encrypted using IPsec protocol and integrates network features such as routing, quality of service, and multicast support. Cisco VPNs also offer:
  • Reliable and high-quality transport of complex, mission-critical traffic, such as voice and client server applications
  • Simplified provisioning and reduced operational tasks for network designs
  • Integrated advanced network intelligence and routing for a wide range of network designs

Remote Access VPNs

Remote access VPNs extend almost any data, voice, or video application to the remote desktop, emulating the main office desktop. With this VPN, you can provide highly secure, customizable remote access to anyone, anytime, anywhere, with almost any device. Cisco remote access VPNs:
  • Create a remote user experience that emulates working on the main office desktop
  • Deliver VPN access safely and easily to a wide range of users and devices
  • Support a wide range of connectivity options, endpoints, and platforms to meet your dynamic remote access needs

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