For B Company, set as below:
Step 1. Under System > Configuration > Multiple Subnets, set as below:
11-32)
Step 2. Go to Policy Object > VPN > IPSec Autokey, and then click New Entry.
(Figure 11-33)
Step 3. Type IPSec_tunnel2 in the Name field and then select Port2 (WAN1) for
WAN Interface.
Step 4. Select Remote Gateway (Static IP or Hostname) for Remote Settings,
and enter the management address of A Company.
Figure 11-32 Multiple Subnet Settings
Figure 11-33 IPSec Autokey Screen
(Figure 11-34)
Figure 11-34 Name and WAN Interface Settings
Figure 11-35 Remote Settings
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(Figure
(Figure 11-35)