R3721-F3210-F3171-HP High-End Firewalls VPN Configuration Guide-6PW101

5
Configuration task list
Task Remarks
Creating a GRE over IPv4 tunnel
interface
Required.
Create a tunnel interface and configure GRE over IPv4 tunnel related
parameters.
Configuring a route for packet
forwarding through the tunnel
Optional.
Each end of the tunnel must have a route (static or dynamic) for packet
forwarding through the tunnel to the other end, so that GRE encapsulated
packets can be forwarded normally.
For information about static and dynamic route configuration, see Network
Management Configuration Guide.
Creating a GRE over IPv4 tunnel interface
Select VPN > GRE > GRE from the navigation tree to enter the GRE over IPv4 tunnel interface
management page, as shown in Figure 8. T
hen, click Add to add a GRE over IPv4 tunnel interface, as
shown in Figure 9.
Figure 8 GRE over IP
v4 tunnel management page
Figure 9 Adding a GRE over IPv4 tunnel interface