ViPNet OFFICE is an IP VPN and it provides secure client-to-client encryption so that mobile workers, home workers, and remote offices can communicate securely over the Internet with a staff at work directly and central VPN gateway. ViPNet OFFICE is designed as unique client-to-client or client-to-site VPN software with build-in secure business applications: encrypted Instant Messaging (IM), encrypted file exchange, build-in mail system - a stand-alone solution for a standard e-mail environment to keep your Inbox 100% free-of-spam, build-in personal firewall with IDS, tunnel securing Internet traffic between your offices, online visibility of vpn users and other features. ViPNet OFFICE is an ideal product to create a private network deployed in a public domain nevertheless absolute privacy, security, and manageability to small and medium size networks. The ViPNet VPN OFFICE package presents the uniqueness of ViPNet VPN technology, which is a true and flexible client-to-client vpn. While all currently available vpn solutions provide only client-to-site or site-to-site connections (remote access to a corporate vpn), our ViPNet VPN technology goes further and offers you not only client-to-site connection, but also worldwide real client-to-client connectivity . In addition, this demo demonstrates all other features of our IP based VPN software with built-in secure business applications: encrypted instant messaging (IM), encrypted business mail, file exchange, online visibility of vpn users and other features. ViPNet supports NAT-Traversal for passing Network Address Translation (NAT) devices, Virtual IP address support and an advanced encryption AES, 3DES and DES. By supporting a wide variety of communications technologies, the ViPNet client can be used in any networking environment: LAN-Ethernet, Wireless LAN, DSL (PPPoE, PPPoA), ISDN, Modem, GPRS and UMTS.