| 摘要 |
PURPOSE: A SSO(Service Sign On) method is provided to enable a ISP(Internet Service Provider) or a network owner to use the SSO in the broadband IP internetworking connection infrastructure in order to the authentication for approving an access of an accessing device by using a enabled network service. CONSTITUTION: The SSO method comprises steps of providing a database for storing a user relating information, providing a DHCP(Dynamic Host Configuration Protocol) server for settling a communication between a SSO web server and an accessing device through an internetworking connection device in responding to a DHCP packet from the accessing device through the conventional internetworking connection device in the infrastructure, providing a SSO web server in order to apply a sing-on form to the accessing device by starting the pre sign-on stage for the authentication, providing a SSO web server maintaining a session for displaying the access to the network service and automating the DHCP IP address rent updating, providing a SSO web server in order to control that the IP address is allocated to the access device, and providing a SSO web server in order to activate the unit user access and service control policy.
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