| 摘要 |
PROBLEM TO BE SOLVED: To provide a network service system capable of automatically setting a session management table of a distribution device when adding a novel service or extending a network service device.SOLUTION: The network service system comprises a control device 20 which is connected to front-stage and rear-stage distribution devices 13 and 14 and in which, for each network service device 11, a service information table 21 is provided for holding information about a service function that the network service device 11 has and MAC addresses of front-stage and rear-stage interfaces. On the basis of contents of the service information table 20, session management tables 16 of the distribution devices 13 and 14 are set, thereby distributing traffic of the same session to the same device while holding the session. When a network service 11 is newly added, while using a Gratuitous ARP extension device, the service information table 20 is reflected therewith. |
