Seamless Integrate Ssl Vpn Into Your Existing Ipsec Vpn - ZyXEL Communications ZYWALL SSL 10 Support Notes

ZyWALL SSL 10 Support Notes
3.2 Seamless Integrate SSL VPN into your existing IPSec
VPN
For some company, they may have existing IPSec VPN tunnel between main and remote
offices. In this chapter, we would introduce you how to integrate SSL VPN with it. That is,
all the traffic to the remote access also need to be authenticated and pass the end-point
security checking by ZyWALL SSL 10.
Application Diagram:
Background Story:
ZyCompany implements two ZyWALL devices in main office and in remote branch office.
IT staff would like to establish the IPSec VPN between two offices. Furthermore, they
would like to deploy the SSL VPN solution for remote users to access FTP, Mail, Web
servers in main office and also to access the FTP server in the remote branch office.
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