adb shell
passwd
input your passwd:xxxxxx
xxxxxx(again)
exit
ssh root@192.168.1.1
input your board passwd
# ok!!
liusen@liusen:~/wkspace/hover2/src/drone_apps/control_engine$ ssh root@192.168.1.1
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the ECDSA key sent by the remote host is
SHA256:CSDm6dxDwghDk2rXdCFy7vsZpTOLqKUE+1aYp1bbxu4.
Please contact your system administrator.
Add correct host key in /home/liusen/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /home/liusen/.ssh/known_hosts:15
remove with:
ssh-keygen -f "/home/liusen/.ssh/known_hosts" -R 192.168.1.1
ECDSA host key for 192.168.1.1 has changed and you have requested strict checking.
Host key verification failed.
liusen@liusen:~/wkspace/hover2/src/drone_apps/control_engine$ ssh-keygen -f "/home/liusen/.ssh/known_hosts" -R 192.168.1.1
# Host 192.168.1.1 found: line 15
/home/liusen/.ssh/known_hosts updated.
Original contents retained as /home/liusen/.ssh/known_hosts.old
liusen@liusen:~/wkspace/hover2/src/drone_apps/control_engine$ ssh root@192.168.1.1
The authenticity of host '192.168.1.1 (192.168.1.1)' can't be established.
ECDSA key fingerprint is SHA256:CSDm6dxDwghDk2rXdCFy7vsZpTOLqKUE+1aYp1bbxu4.
Are you sure you want to continue connecting (yes/no)?
Host key verification failed.
liusen@liusen:~/wkspace/hover2/src/drone_apps/control_engine$ ssh root@192.168.1.1
The authenticity of host '192.168.1.1 (192.168.1.1)' can't be established.
ECDSA key fingerprint is SHA256:CSDm6dxDwghDk2rXdCFy7vsZpTOLqKUE+1aYp1bbxu4.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.1.1' (ECDSA) to the list of known hosts.
Password:
~ #
~ #