D-Link DFL-900 User Manual page 59

Virtual Private Network – IPSec
Step 2 ¡ Ð Add an IKE rule
Click the IKE hyperlink and click Add to add a
new IPSec VPN tunnel endpoint.
Step 3 ¡ Ð Customize the rule
Check the Active checkbox. Enter a name for
this rule like IKErule. Enter the Local IP
(192.168.88.0/255.255.255.0)
Address
and the
Remote
(192.168.40.0/255.255.255.0). Enter the
My IP Address as the public IP address of this
Firewall/VPN Router (210.2.1.1). Enter the
public IP of the opposite-side VPN gateway
(61.2.1.1) in the Security Gateway Addr.
Click the ESP Algorithm and select Encrypt
and Authenticate (DES, MD5). Enter the
Pre-Shared Key as 1234567890. Click the
Apply button to store the settings. Note, in the
Action region, you should choose either ESP
Algorithm or AH Algorithm, or system will show
error message.
Step 4 ¡ Ð Add a Firewall rule
Same as at DFL-1.
ADVANCED SETTINGS > VPN Settings > IPSec > IKE
ADVANCED SETTINGS > VPN Settings > IPSec > IKE > Add
IP Address
ADVANCED SETTINGS > Firewall > Edit Rules
Just follow the above link.
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DFL-900 User Manual