innbbsd 

* ֧Ԯ client(active)/server(passive) news gateway.  
* ͬʱն news server ( link) ι, Ӷ news server  
  ȡͬͬ.
* ͬʱ feed  server (BBS or News).  news server Ҳʹ BBS
  server ת.  
* ֧Ԯվɾ (client/server gateway).  
* ֧Ԯ mailing list շ. 
* ֧Ԯ moderated newsgroup 
* ֧Ԯ tin, elm pipe  tag pipe.
* crosspost һԶתʱ hard link, ʡ disk space.
* ѡż:
  1. תת 
  2. ת벻ת
  3. תת
  4. һԶת, һת
  5. һת, һԶת
*  inetd ܳ standalone server. ַʽܶ connections
  ֻһ process ,  fork process ĸ.  
*  "ctlinnbbsd"  server, ʱ server ״̬.  
* ͬת gateway
