算法流程
2020-06-02 11:37:10 0 举报计算机网络数据链路层选择重传协议算法流程
作者其他创作
大纲/内容
data
ACK_TIMEOUT
break
send old frame
phl_ready=1
Y
send_data_frame()
put_packer()
send_nak_frame
DATA_TIMEOUT
switch
N
break;
send_data_frame(f.ack+1)
PHYSICAL_LAYER_READY
CRC==0?
START
disable_network_layer
send_frame()
get_packet()
buffer is full?
send_ack_frame
store in buffer
kind?
Nbufferedmaxseq?
seq==expected?
NETWORK_READY
enable_network_layer
Phy ready?
FRAME_RECEIVED
ack
0 条评论
下一页
