To register with network -------------------------------------------------------------------- Clients announce themselves to the DOMAIN<1d> name every 12 minutes If Master Browser has not heard from workstation for three announcement periods (36 minutes),the server is removed from list To retrieve the Browse List ----------------------------------------- Client contact Master Browser DOMAIN<1d> Master Browser will return a list of Backup Browsers to the client Client selects three of these names and caches them Client randomly selects one of the Backup Browsers and asks for Browse List (list of servers or domains) If client selects a server, name resolution is performed and browser is out of the picture If client selects a domain name in the browse list,a new set of browse servers must be found for the new domain Backup Browsers -------------------- Provides browse list to clients An additional backup browser is added for every 32 hosts on the network The PDC becomes a Domain Master Browser All BDCs become backup browsers To propagate the Browse List ---------------------------- Backup browsers contact Master Browser every 15 minutes to get latest copy of browse list If backup browser can't locate Master Browser, it forces an election Election packet is sent to any server that registered the DOMAIN<1e> name Domain Master Browser --------------------- Collects lists from segment Master Browsers every 15 minutes to form a complete list of the domain Queries WINS every 12 minutes for all XXX<1B> names to produce a list of all domains Special NetBIOS Names ---------------------------------- DOMAIN<1B> - DOMAIN MASTER BROWSER DOMAIN<1C> - DOMAIN CONTROLLER DOMAIN<1D> - MASTER BROWSER DOMAIN<1E> - All Browse servers or potential servers