



There multiple types of VPN protocols/technologies, that can be used to establish a secure link to company network, L2TP, PPTP, SSL, OpenVPN, etc. A remote access VPN (client-to-site) allows employees who are traveling or teleworkers, secure access to company network resources. VPNs are used to transport traffic over the internet of any insecure network that uses TCP/IP communications. OverviewĪ VPN (virtual private network) provides a secure communication between sites without the expense of leased lines. This guide will assist in the configuration of the ShrewSoft VPN Client (version 2.2.2) for VPN connectivity with Zyxel's Next-Gen ZyWALL USG routers.
