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Server Count This is a very important feature, as the more servers there are, the less likely it is that your connection will be slow or get cut out due to too many users using the same server. h We d normally pull these from config data define HEARTBEAT LIVENESS 3 3-5 is reasonable define HEARTBEAT INTERVAL 2500 msecs define HEARTBEAT EXPIRY HEARTBEAT INTERVAL HEARTBEAT LIVENESS The broker class defines a single broker instance typedef struct zctx t ctx Our context void socket Socket for clients workers int verbose Print activity to stdout char endpoint Broker binds to this endpoint zhash t services Hash of known services zhash t workers Hash of known workers zlist t waiting List of waiting workers uint64 t heartbeat at When to send HEARTBEAT broker t static broker t s broker new int verbose static void s broker destroy broker t self p static void s broker bind broker t self, char endpoint static void s broker worker msg broker t self, zframe t sender, zmsg t msg static void s broker client msg broker t self, zframe t sender, zmsg t msg static void s broker purge broker t self The service class defines a single service instance typedef struct broker t broker Broker instance char name Service name zlist t requests List of client requests zlist t waiting List of waiting workers size t workers How many workers we have service t static service t s service require broker t self, zframe t service frame static void s service destroy void argument static void s service dispatch service t service, zmsg t msg The worker class defines a single worker, idle or active typedef struct broker t broker Broker instance char id string Identity of worker as string zframe t identity Identity frame for routing service t service Owning service, if known int64 t expiry When worker expires, if no heartbeat worker t static worker t s worker require broker t self, zframe t identity static void s worker delete worker t self, int disconnect static void s worker destroy void argument static void s worker send worker t self, char command, char option, zmsg t msg static void s worker waiting worker t self Here are the constructor and destructor for the broker static broker t s broker new int verbose broker t self broker t zmalloc sizeof broker t Initialize broker state self- ctx zctx new self- socket zsocket new self- ctx, ZMQ ROUTER self- verbose verbose self- services zhash new self- workers zhash new self- waiting zlist new self- heartbeat at zclock time HEARTBEAT INTERVAL return self static void s broker destroy broker t self p assert self p if self p broker t self self p zctx destroy self- ctx zhash destroy self- services zhash destroy self- workers zlist destroy self- waiting free self self p NULL This method binds the broker instance to an endpoint. I came across a similar blog where i learnt about platforms that can be utilized to generate more traffic to your website Hey Nick great article.