rsync 着急。。。

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# See rsync(1) and rsyncd.conf(5) man pages for help

# This line is required by the /etc/init.d/rsyncd script
pid file = /var/run/rsyncd.pid   
port = 873
address = 192.168.1.55
#uid = nobody
#gid = nobody   
uid = root   
gid = root   

use chroot = yes  
read only = yes  


#limit access to private LANs
hosts allow=192.168.1.56/255.255.255.0

max connections = 5
motd file = /etc/rsyncd/rsyncd.motd

#This will give you a separate log file
#log file = /var/log/rsync.log

#This will log every file transferred - up to 85,000+ per user, per sync
#transfer logging = yes

log format = %t %a %m %f %b
syslog facility = local3
timeout = 300

[root]   
path = /home   
list=yes
ignore errors
auth users = root
secrets file = /etc/rsyncd/rsyncd.secrets  
exclude =   beinan/  samba/      

我是这样配置的 在客户端 rsync  --list-only  root@root.org::
提示rsync error: syntax or usage error (code 1) at main.c(1084)
请问如何解决