For example you receive:

[howard@explosion ~]$ smbclient //192.168.3.50/tribunal_pictures_backup
Password for [SAMBA\howard]:
tree connect failed: NT_STATUS_BAD_NETWORK_NAME
  • Check if selinux is running with: setatus
  • Then set it to Permissive mode with setenforce 0.
    • No reboot required.

Updated: