Cisco Systems, Inc. All contents are Copyright © 1992-2002 Cisco Systems, Inc. All rights reserved. Important Notices and Privacy Statement. Page 2 of 14 Figure 1: The Cisco827 … .. 4Vbusiness-class ADSL router is ideal for up to 20 users in a small business or as an enterprise telecommuting solution to provide secure and reliable access to the Internet or corporate offices. Benefits of Cisco 827-4V Business-Class ADSL Router Business Class Security for Internet and VPN Access To take advantage of unprecedented …

Benefits of Cisco 827-4V Business-Class ADSL Router Business Class Security for Internet and VPN Access To take advantage of unprecedented opportunities offered by Internet-based communications and commerce, private information must remain secure. Cisco IOS software provides many features to enable network security and the Cisco 827-4 Vrouteroffersastateful inspectionfirewall. It denies or permits WAN traffic based on a session’sstate, so requests from users behind the firewall can be received, while preventing unauthorized access. It also provides basic security features such as standard and extended access control lists (ACLs); Lock and Key (dynamic ACLs); router and route authentication, generic routing encapsulation (GRE) tunneling; and Network Address Translation. These perimeter security features control traffic entry and exit between private networks, intranets, extranets, and the Internet. Beyond Firewall security the Cisco 827-4Vrouteralso supports optional data encryption for Virtual Private Networks. VPNs allow secure communications over a public infrastructure such as the Internet. While a firewall provides perimeter network security for a given location, VPNs protect data when sent from one site to another, such as a branch office to corporate headquarters. VPNsusedata encryption and secure tunnels to protect the integrity of data traveling over these public connections. The Cisco 827-4V router supports IPSec 3DES encryption, which provides the most secure form of data encryption, and prevents hackers from gaining access to corporate information. To simplify the set up of VPNsatremote locations the Cisco 827-4Vroutersupports Cisco Easy VPN. The Cisco Easy VPN Remote feature allows a Cisco router with a static or dynamic IP address to automatically establish and maintain a VPN tunnel toa Cisco Easy VPN Server or concentrator. This allows the same ease of configuration and ongoing policy management of VPNs that VPN software clients provide. This cost effective solution is ideal for remote offices with little IT support, or large CPE deployments where it is impractical to individually configure

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