2. In the left navigation pane, choose VPN Connection > Customer Gateway to enter the management page.
3. Select a region, for example, Seoul, and click Create.
4. Fill in the customer gateway name (e.g., Usergw1) and the public IP address of the customer VPN gateway.
Note:
The ASN value range is from 1 to 4294967295, excluding 139341, 45090, and 58835.
A single customer gateway can be configured with only one ASN. That is, a public IP address can be configured with only one ASN.
5. click OK.