/etc/samb/smb.conf只有pcguset连的上为啥阿？

wheel

etc/samba/smb.conf
[global]
    encrypt passwords = yes
    security = share
    dns proxy = no
    log file = /var/log/samba/log.%m
    workgroup = clo
    guest ok = yes
    null passwords = yes
    client code page = 950
    nt acl support = no
    load printers = yes
    max log size = 50
    netbios name = Toucan
    socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
    printcap name = /etc/printcap
#    character set = GB2312
[smbroot]
    comment =
    writeable = yes
    guest ok = yes
    path = "/smbroot"
    admin users = @pcguest,@oracle
    write list = @pcguest,@oracle
    valid users = @pcguest,@oraclecat
# /etc/passwd | mksmbpasswd.sh > /etc/samba/smbpasswd
#smbpasswd -a
#