samba srver on centos-7

/etc/samba/smb.conf

[global]
    workgroup = WORKGROUP
    server string = samba server %v
    netbios name = centos7
    security = user
    map to guest = bad user
    dns proxy = no

[share]
    comment = SHAREDOCS
    path = /share
    public = yes
    writable = yes