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

Figure 47 Adding a static route from Firewall B through interface Tunnel0 to the headquarters node

Configuring Firewall C

1. Configure an IPv4 address for each interface and assign the interfaces to security zones. (Details

not shown.)

2. Create a GRE over IPv4 tunnel interface:

a. Select VPN > GRE > GRE from the navigation tree.

b. Click Add to perform the configurations shown in Figure 48.

c. Enter 0 in the Tunnel Interface field.

d. Enter IP address/mask 192.168.22.3/24.

e. Select Management from the Zone list. (Select a security zone according to your network

configuration.)

f. Enter the tunnel source IP address 11.1.1.3.

g. Enter the tunnel destination IP address 11.1.1.1.

h. Enter the GRE key 2.

i. Click Apply.