User`s manual

Content Security Gateway User’s Manual
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Step 7. In IPSec Algorithm Table, choose Data Encryption + Authentication. We choose 3DES for ENC
Algorithm and MD5 for AUTH Algorithm.
Step 8. Choose Perfect Forward Secrecy, and enter 28800 seconds in IPSec Lifetime.
Step 9. Click the down arrow to select the policy of schedule, which was pre-determined in Schedule. Refer to
the corresponding section for details.
Step 10. Click OK to finish the setting of Company A.
The Gateway of Company B is 192.168.20.1. The settings of company B are as the following.
Step 1. Enter the default IP of Company B’s Content Security Gateway, 192.168.20.1. Click VPN in the menu
bar on the left hand side, and then select the sub-select IPSec Autokey. Click Add.
Step 2. Enter the VPN name, VPN_B in IPSec Autokey window, and choose From Source to be Internal. Fill
the subnet IP, 192.168.20.0 and subnet mask, 255.255.255.0.