Since 1980 when the first congestion collapse is reported TCP, conge stion control scheme has been improving. By adding the fast retransmit and fast recovery the improved TCP congestion control scheme can avoid congestion collap se effectively.

• 自从20世纪80年代报道了第一次拥塞崩溃以来,tcp拥塞控制策略在不断地进行 完善和改进,通过快速重传和快速恢复等机制使它能很好地对网络拥塞做出及时的响应?