求助：FreeBSD服务器上搭建samba失败

267270476

配置文件如下：
[global]

workgroup = MYGROUP

server string = Samba Server

security = user

hosts allow = 172.16.9. 172.16.10.

log file = /var/log/samba/log.%m max log size = 50

password server = <NT>

passdb backend = tdbsam

socket options = SO_RCVBUF=8192 SO_SNDBUF=8192 dns proxy = no

[homes]

comment = Home Directories for %u on %h

path = /usr/home/%u/

browseable = no

writable = yes

create mask = 0700

directory mask = 0700

valid users = %S

[public]

comment = Public Stuff

path = /usr/public

public = yes

writable = yes

在/etc/rc.conf加入了

samba_enable = "YES"

nmbd_enable = "YES"

smbd_enable = "YES"
重启
smbclient -L //172.16.9.254
显示：
Receiving SMB: Server stopped responding
protocol negotiation failed
请教高手帮助！！！！配置文件如下：