samba : error : mount error(13): Permission denied

server site error :
/var/log/samba/log.131.107.2.222

smbd/sesssetup.c:1343(reply_sesssetup_and_X)
  reply_sesssetup_and_X:  Rejecting attempt at SPNEGO session setup when it was not negotiated.



client site error :

mount -t cifs //111.107.2.2/sales  /media/sales -o username=aku,password=kawe
mount error(13): Permission denied
Refer to the mount.cifs(8) manual page (e.g. man mount.cifs)


Please check the /etc/samba/smb.conf