http://www.sapido.com.tw/ User Manual v1. 0.038Item DescriptionEnable Setting Check this option, will start the VPN Server feature.Connection Type Provide PPTP or L2TP access connection type.VPN Server IP Input the IP address of VPN serverRemote IP range It is the IP range of assigned to the VPN ClientAuthenti cation Protocol It is provided three types of authentication protocolMPPE Encryption Mode(RC4)It is provided three encryption modesUser Name Input the login name of the client userPassword Input the login password of the client userCurrent Filter Table It will display all ports that are filt ering now.Delete Selected & DeleteAllClick Delete Selected will delete the selected item. Click Delete Allwill delet e all items in this table.4.7 NAT ManagementThis section contains configurations for the BR070N ’s advanced functions such as: virtualserver, and DMZ to provide your network under a security environment.