HP VPN Server Appliance sa3110/sa3150/sa3400/sa3450 - Virtual Private Networking Concepts Guide

Firewalls and Tunnels
5-10 Hewlett-Packard Company Virtual Private Networking Concepts Guide
Figure: A Secure Tunnel
Figure: A Secure TunnelFigure: A Secure Tunnel
Figure: A Secure Tunnel
Note that the tunnel has to be defined on both VPN devices.
Therefore, when you specify the opposing VPN device on device
Internet
Other Network
Devices on
10.1.1.xxx
IP=10.1.1.2
Web
Server
Red IP=10.1.1.1
Black IP=
205.250.128.240
Other Network
Devices on
192.168.10.xxx
IP=192.168.10.15
Web
Server
Red IP=192.168.10.1
Black IP=
205.250.128.240
Tunnel Definition
Tunnel Definition Tunnel Definition
Tunnel Definition
Parameters
ParametersParameters
Parameters
VPN Device A
VPN Device AVPN Device A
VPN Device A VPN Device B
VPN Device BVPN Device B
VPN Device B
Opposing device 198.53.144.120 205.250.128.240
Secure profile (must
be previously
defined)
Very strict Very strict
Tunnel mode Red Red
IP route IP route
192.168.10.0
255.255.255.0
198.53.144.120
IP route
10.1.1.0
255.255.255.0
205.250.128.240