Patent ID: 8745193

Claim:
A method for access to a web system comprising: configuring the web system by: creating an association first type for at least one first level server centrally controlling a plurality of second level servers; creating an association second type for each of the second level servers centrally controlling a specific service group of one or more third level servers configured to deliver a specific service; controlling the access to the web system by: processing by the first level server a request, received from an end-user device for access to the one or more second level servers in the association first type, in the background, wherein the end-user device executes a web browser to display information about the association first type received from the first level server to allow a user via the information displayed to submit the request for access to the one or more second level servers in the association first type; and processing by each of the second level servers a request, received from a corresponding end-user device for access to the one or more third level servers in a corresponding association second type, in the background, wherein the each of the second level servers obtains information including internet protocol (“IP”) address from each of one or more third level servers in the corresponding association second type and sends the obtained information and self information to the first level server or to the corresponding end-user device, wherein the corresponding end-user device executes a web browser to display information about the corresponding association second type to allow a user via the information displayed to submit the request for access to the one or more third level servers in the corresponding association second type.