- nn-subscribe socket prefixprocedure
Set the NN_SUB_SUBSCRIBE option on socket which will make the socket receive to all messages that start with prefix.
Note that if this is never called, (nn-sock 'sub) sockets will never receive anything.
Set the NN_SUB_SUBSCRIBE option on socket which will make the socket receive to all messages that start with prefix.
Note that if this is never called, (nn-sock 'sub) sockets will never receive anything.