Set Up Tips For A Virtual Private Network by Michael Lemm
Many businesses considering a Virtual Private Network (VPN) to cover their internet and database applications share the same set-up concerns. You want to know the most efficient and cost effective approach to get "from here to there". You'll also want to evaluate whether to go with a... Supports 50 IPSEC VPN tunnels and 5 onboard Quickvpn IPSEC VPN clients; you can upgrade clients from 5 to 50 (yes, it's real VPN). ... Depending upon what router you buy, some come with pre-installed PPTP and IPSEC VPN clients already installed so you're all set.

Cisco PIX Technology by Benjamin Hargis
Ciso PIX Security Appliance. Cisco PIX Security applications can enforce policies on users and applications. Cisco PIX can protect you from many different network and Internet based attacks. Cisco PIX offers secure connectivity, using methods such as SSHv2 Secure Shell Two and VPN virtual... IPSec or Internet Protocol Security IPSec can be setup for VPN's. ... VPN client security Layer 2 transparent firewall. ... You can configure the firewall to block instant messaging, point to point networking P2P.

How To Become A Cisco VPN Specialist by Chris Bryant
There's quite an emphasis on security in today's networks, and that's reflected in Cisco's certification tracks. Cisco offers a CCIE Security track and the Cisco Certified Security Professional (CCSP) intermediate-level certification, but there is no real equivalent to the CCNA on the security... As you'd expect, you'll also be expected to be quite good with the VPN 3000 Concentrator series, including browser configuration, creating users and group, the Windows VPN Software Client, and more. ... On the SND exam, expect to be grilled on basic security features on both switches and routers,...

Securing Your Wireless LAN by Jonathan Coupal
Introduction It has become common practice to deploy wireless networks for convenience applications requiring users to be mobile. Also many "road warriors" have Wi-Fi accounts that let them access the Internet and the corporate network from remote locations. ... Although a less secure VPN option than IPSec, Point-to-Point Tunneling Protocol (PPTP) can be layered over WEP to provide authentication and a second layer of encryption as an option for those who need support for older laptop systems. ... IPSec supports the secure exchange of packets at the IP layer and has been deployed widely...

I Know What You Did Last Session: Basic Applied Cryptography by Jeremy Martin
While Janet was sitting in a cyber café sending emails to friends and surfing the web, there was a person sitting three tables away reading each email she sent before they ever got to the email server. During this period of time, the thief was able to get access to her bank account, passwords to... When most people in the computer industry think about Virtual Private Networks (VPN)s, they immediately think of IPSec. ... Another advantage of S-HTTP is that it allows for two-way client/server authentication Tunneling encryption (Securing network traffic) IPSec: IP Security Protocol is the...

Virtual Private Network Frequently Asked Questions by Aaron Adams
1. Why do I get disconnected after 4 hours of use? You will get disconnected because of the limited number of ports and the fact that 90% of all users do not need to be connected more than 4 hours, all units have been set to a 4-hour time limit. If you require more time, you should disconnect... Can Cisco or other IPSEC VPN Client software exist on the same box with Nortel Extranet Access Client? ... If not, or if they are not sure, please do not install the new client, or ask your ISP to find an alternative PPPOE Client that does not interfere with the Nortel VPN Client.

Your VPN Doctor for Virtual Private Network Troubleshooting VPN Guide by Aaron Adams
Here are some troubleshooting guides for particular topics. (1) Your Virtual Network Connection (2) VPN Troubleshooting Error Messages (3) VPN Modems Troubleshooting Guide (4) VPN ISP Troubleshooting Guide. (1) Your Virtual Private Network Connection Having trouble connecting to the... See VPN ISP Troubleshooting Guide (2) VPN Troubleshooting Error Messages Q1 Error Message: Remote Host not responding: or Unable to Resolve the IP address of the Remote Server Cause: This indicates that the Contivity VPN Switch never responded to the connection attempt.

Security Risks and Ways to Decrease Vulnerabilities in a 802.11b Wireless Environment by Richard Johnson
Introduction This document explains topics relating to wireless networks. The main topics discussed include, what type of vulnerabilities exist today in 802.11 networks and ways that you can help prevent these vulnerabilities from happening. Wireless networks have not been around for many years. ... VPN and IPSec- IPSec VPNs let companies connect remote offices or wireless connections using the public Internet rather than expensive leased lines or a managed data service. ... A lot of VPN's exist on the market today.