Rsync install and configure

Firstly, download rsync and make install, then:
Rsync Server configure file example:

motd file = /etc/rsyncd.motd
log file = /var/log/rsyncd.log
pid file = /var/run/rsyncd.pid
lock file = /var/run/rsync.lock

[MODULENAME]
path = /data/backfrom
comment = back data using rsync server
uid = nobody
gid = nobody
read only = no
list = yes
auth users = test
secrets file = /etc/rsyncd.scrt

$> rsync --daemon --port=873

$> vi /etc/rsyncd.scrt
test:testYu@Gmail.com
$> chmod 400 /etc/rsyncd.scrt

==================
Client:

$> vi /home/users/passwordfile
testYu@Gmail.com
$> chmod 400 /etc/rsyncd.scrt

$> rsync -vzrtopg --progress --delete test@192.168.0.1::MODULENAME /data/backto --password-file=/home/users/passwordfile

==================
OR connect rsync server using ssh:

#!/bin/sh
DEST="192.168.0.1"
USER="test"
BACKDIR="/data/backfrom/"
DESTDIR="/data/backto/"
OPTS="-vzrtopg --rsh=ssh --stats --progress"
VAR=`ping -s 1 -c 1 $DEST > /dev/null; echo $?`
if [ $VAR -eq 0 ]; then
rsync $OPTS $BACKDIR $USER@$DEST:$DESTDIR
else
echo "Cannot connect to $DEST."
fi