PLANET CS-2001 - Manual (Page 324)

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11.1.3 Creating an IPSec VPN Connection between Two CS-2001
Devices (An Aggressive Mode Example)
Prerequisite Setup (Note: IP addresses used as examples only)
A Company: Configure Port1 as LAN1(192.168.10.1). IP range: 192.168.10.x/24.
Configure Port2 as WAN1(61.11.11.11) and connect it to the ADSL
Termination Unit Remote (ATUR) to access the Internet.
B Company: Configure Port1 as LAN1(192.168.20.1). IP range: 192.168.20.x/24.
Configure Port2 as WAN1(211.22.22.22) and connect it to the ADSL
Termination Unit Remote (ATUR) to access the Internet.
This example uses two CS-2001 devices to establish VPN connection between A
Company and B Company. (using aggressive mode)
For A Company, set as below:
Step 1. Go to Policy Object > VPN > IPSec Autokey, and then click New Entry.
（Figure 11-115）
Figure 11-115 IPSec Autokey Screen
Step 2. Type ipsec1 in the Name field and then select Port2 (WAN1) for WAN
Interface. （Figure 11-116）
Figure 11-116 Name and WAN Interface Settings
Step 3. Select Remote Gateway (Static IP or Hostname) for Remote Settings,