进程间通过共享内存进行通信。实现通过在队列中顺序检查ip地址，阻塞频繁连接的ip地址。-The IPC key of the share memory，check the ipNode by turn ,and use the fire wall to block some ipaddresses which had connected to onlinenic too frequenctly.

check debug ip for Linux v2.13.6.

Small IP packet won t get compressed at sender, and failed on policy check on receiver.

The function in 2.2 was invalid, producing wrong result for check=0xFEFF. It was noticed by Arthur Skawina _year_ ago. ANK(000625). -The function in 2.2 was invalid, producing wrong result for check=0xFEFF. It was noticed by Arthur Skawina _year_ a