VPN scenarios

Review these scenarios to become familiar with the technical and configuration details involved with each of these basic connection types.

• Scenario: Basic branch office connection
  In this scenario, your company wants to establish a VPN between the subnets of two remote departments through a pair of iSeries™ computers acting as VPN gateways.
• Scenario: Basic business to business connection
  In this scenario, your company wants to establish a VPN between a client workstation in your manufacturing division and a client workstation in the supply department of your business partner.
• Scenario: Protect an L2TP voluntary tunnel with IPSec
  In this scenario, you learn how to setup a connection between a branch office host and a corporate office that uses L2TP protected by IPSec. The branch office has a dynamically assigned IP address, while the corporate office has a static, globally routable IP address.
• Scenario: Firewall Friendly VPN
  In this scenario, a large insurance company wants to establish a VPN between a gateway in Chicago and a host in Minneapolis when both networks are behind a firewall.
• Scenario: Use network address translation for VPN
  In this scenario, your company wants to exchange sensitive data with one of it's business partners by using VPN. To further protect the privacy of your company's network structure, your company will also use VPN NAT to hide the private IP address of the system it uses to host the applications to which your business partner has access.