Cisco M10-CA User Guide - Page 29

User Guide Security > VPN Passthrough The VPN Passthrough screen allows you to enable VPN tunnels using IPSec, PPTP, or L2TP protocols to pass through the Valet's firewall. Chapter 3: Advanced Configuration Security > VPN Passthrough VPN Passthrough IPSec Passthrough Internet Protocol Security (IPSec) is a suite of protocols used to implement secure exchange of packets at the IP layer. To allow IPSec tunnels to pass through the Valet, keep the default, Enabled. PPTP Passthrough Point-to-Point Tunneling Protocol (PPTP) allows the Point-to-Point Protocol (PPP) to be tunneled through an IP network. To allow PPTP tunnels to pass through the Valet, keep the default, Enabled. L2TP Passthrough Layer 2 Tunneling Protocol is the method used to enable Point-to-Point sessions via the Internet on the Layer 2 level. To allow L2TP tunnels to pass through the Valet, keep the default, Enabled. Click Save Settings to apply your changes, or click Cancel Changes to clear your changes. Applications and Gaming > Single Port Forwarding The Single Port Forwarding screen allows you to customize port services for common applications on this screen. When users send these types of requests to your network via the Internet, the Valet will forward those requests to the appropriate servers (computers). Before using forwarding, you should assign static IP addresses to the designated servers (use the DHCP Reservation feature on the Basic Setup screen, refer to "DHCP Reservation" on page 17 for more details). Applications and Gaming > Single Port Forwarding Single Port Forwarding Common applications are available for the first five entries. Select the appropriate application. Then enter the IP address of the server that should receive these requests. Select Enabled to activate this entry. For additional applications, complete the following fields: Application Name Enter the name you wish to give the application. Each name can be up to 12 characters. External Port Enter the external port number used by the server or Internet application. Check with the Internet application documentation for more information. Internal Port Enter the internal port number used by the server or Internet application. Check with the Internet application documentation for more information. Protocol Select the protocol used for this application, either TCP or UDP, or Both. To IP Address For each application, enter the IP address of the PC that should receive the requests. If you assigned a static IP address to the PC, then you can click DHCP Reservation on the Basic Setup screen to look up its static IP address (refer to "DHCP Reservation" on page 17 for more details). Enabled For each application, select Enabled to enable port forwarding. Click Save Settings to apply your changes, or click Cancel Changes to clear your changes. 27