sshd ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key

rsync -avz username@mac_ip:file_path mobile_hdd_position

https://club.huawei.com/thread-20591979-1-1.html

https://www.leiphone.com/category/gbsecurity/gumjRLa9F0eieKyZ.html

https://einverne.github.io/post/2020/03/router-bottleneck.html

[ ID] Interval           Transfer     Bitrate
[  5]   0.00-1.00   sec  17.2 MBytes   144 Mbits/sec                  
[  5]   1.00-2.00   sec  17.7 MBytes   148 Mbits/sec                  
[  5]   2.00-3.00   sec  20.2 MBytes   169 Mbits/sec                  
[  5]   3.00-4.00   sec  20.5 MBytes   172 Mbits/sec                  
[  5]   4.00-5.00   sec  20.6 MBytes   173 Mbits/sec                  
[  5]   5.00-6.00   sec  20.7 MBytes   174 Mbits/sec                  
[  5]   6.00-7.00   sec  21.0 MBytes   176 Mbits/sec                  
[  5]   7.00-8.00   sec  26.2 MBytes   220 Mbits/sec                  
[  5]   8.00-9.00   sec  27.5 MBytes   231 Mbits/sec                  
[  5]   9.00-10.00  sec  28.3 MBytes   237 Mbits/sec                  
[  5]  10.00-10.01  sec   390 KBytes   346 Mbits/sec                  
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate
[  5]   0.00-10.01  sec   220 MBytes   184 Mbits/sec                  receiver