5
Linux VPN Client for Cisco VPNs: vpncview story

http://www.linuxplanet.com – The Cisco VPN client, vpnc, enables your Linux workstation to connect to a Cisco 3000 series VPN concentrator PIX firewall. Until vpnc existed, corporate employees were often relegated to connecting to their company's network via a Windows machine or with Cisco's problematic VPN client for Linux. Thankfully, those days are over, but not without slight configuration effort. (HowTos)