. This article describes the identification protocol on a hybrid Wireless Local Area Network (WLAN) with mobile and fixed stations. Our objective is to add decision elements to optimize the routing in such a system. Our protocol is based on the use of distributed reception tables in mobile stations. This protocol has been developed in Java. 1 Introduction Day after day, the number of computers connected to a network is getting larger and larger. The current tendency to mobility is clearly identified with the portable phone success [7]. This infatuation is equally obvious in most computer equipments at LAN or WAN level. Mobile information systems require adequate protocols. In local networks, the mobility of computers entails the work out o...