Lack of context or state information makes it impossible to use packet-filters for datagram-based protocols such as File Transfer protocol.
缺乏上下文或国家信息使之不能把包过滤用于数据包为基础的协议,如文件传送协议。
2
Lack of context or state information makes it impossible to use packet - filters for datagram-based protocols such as File Transfer protocol.
缺乏上下文或国家信息使之不能把包过滤用于数据包为基础的协议,如文件传送协议。
3
The software of packet-filtering, which is based on the addresses of datagram, is realized after a discussion on the advantages and disadvantages of packet-filtering.