listeners=PLAINTEXT://localhost:9092
The address the socket server listens on. 
It will get the value returned from java.net.InetAddress.getCanonicalHostName() if not configured.


advertised.listeners=PLAINTEXT://your.host.name:9092
Hostname and port the broker will advertise to producers and consumers. 
If not set,it uses the value for "listeners" if configured.  
Otherwise, it will use the value returned from java.net.InetAddress.getCanonicalHostName().

Hostname and port the broker will advertise to producers and consumers. 

advertise 公布

advertised.listeners 注册到zk上 ，供生产者和消费者连接使用