server 192.168.1.149:

[global]
	workgroup = SAMBA
	security = user

	passdb backend = tdbsam

	printing = cups
	printcap name = cups
	load printers = yes
	cups options = raw

[homes]
	comment = Home Directories
	valid users = %S, %D%w%S
	browseable = No
	read only = No
	inherit acls = Yes



-------------------------------------------------

client 192.168.1.150

[root@localhost ~]# smbclient -L 192.168.1.149 -U smb-user
Enter SAMBA\smb-user's password:
Domain=[LOCALHOST] OS=[Windows 6.1] Server=[Samba 4.6.2]

	Sharename       Type      Comment
	---------       ----      -------
	print$          Disk      Printer Drivers
	public          Disk      Public Share
	IPC$            IPC       IPC Service (Samba 4.6.2)
	smb-user        Disk      Home Directories
Domain=[LOCALHOST] OS=[Windows 6.1] Server=[Samba 4.6.2]

	Server               Comment
	---------            -------

	Workgroup            Master
	---------            -------


----------------------------------------------------


[root@localhost smb-user]# mount -t cifs -o user=smb-user,password=<redacted> //192.168.1.149/smb-user mountdir2
Retrying with upper case share name
mount error(6): No such device or address
Refer to the mount.cifs(8) manual page (e.g. man mount.cifs)