address@hidden:~$ export CVS_RSH=ssh
address@hidden:~$ cvs -z3 -d:ext:address@hidden:/sources/wget co wget
Permission denied (publickey).
cvs [checkout aborted]: end of file from server (consult above messages if any)
address@hidden:~$ cvs -z3 -d:pserver:address@hidden:/sources/wget co wget
cvs checkout: CVS password file /home/shuai/.cvspass does not exist - creating a new file
Cannot access /sources/wget/CVSROOT
No such file or directory
address@hidden:~$ echo $SSH_AGENT_PID - $SSH_AUTH_SOCK
1646 - /tmp/keyring-KbrlRx/ssh
address@hidden:~$ ssh-add
Enter passphrase for /home/shuai/.ssh/id_rsa:
Identity added: /home/shuai/.ssh/id_rsa (/home/shuai/.ssh/id_rsa)
address@hidden:~$ ssh-keygen -l -f ~/.ssh/known_hosts | grep address@hidden:~$ ssh-keygen -F cvs.sv.gnu.org > tmpkey
address@hidden:~$ ssh-keygen -l -f tmpkey
tmpkey is not a public key file.
address@hidden:~$