docs: void handleAgentsEvent(AgentsEvent event)
      {
          AsteriskAgentImpl agent = new AsteriskAgentImpl(server,
                  event.getName(), "Agent/" + event.getAgent(), AgentState.valueOf(event.getStatus()));
          logger.info("Adding agent " + agent.getName() + "(" + agent.getAgentId() + ")");
  
          addAgent(agent);
      }