nokia dbox2 cdk d't boot from linux box! help!

[seal2003]

Hi All
i compile all cdk but d't boot my dbox from linux!
this is my config files!

/etc/dhcpd.conf
#default-lease-time 600;
#max-lease-time 7200;
#authoritative;

ddns-update-style none;
#ddns-update off;

subnet 192.168.1.0 netmask 255.255.255.0 {
}

host dbox {
hardware ethernet 00:50:9c:1a:eb:ad;
fixed-address 192.168.1.32;
allow bootp;
server-name "192.168.1.1";
if exists vendor-class-identifier {
filename "/home/tuxbox/dbox2/tftpboot/kernel-cdk";
option root-path "/home/tuxbox/dbox2/cdkroot";
}
else {
filename "/home/tuxbox/dbox2/tftpboot/u-boot";
}
}

/etc/ethers
00:50:9c:1a:eb:ad 192.168.1.32

rarpd server running!
# ps -ax | grep rar
815 ? S 0:00 /usr/sbin/rarpd

tftp server i run manualy.

[root@sbin]# in.tftpd -u root -l -s /home/tuxbox/dbox2/tftpboot/


in my debug console i see
Listening on LPF/eth0/00:80:48:c3:0b:ff/192.168.1.0/24
Sending on LPF/eth0/00:80:48:c3:0b:ff/192.168.1.0/24
Sending on Socket/fallback/fallback-net
BOOTREQUEST from 00:50:9c:1a:eb:ad via eth0
BOOTREPLY for 192.168.1.32 to dbox (00:50:9c:1a:eb:ad) via eth0


and that all!
dbox d't booting from my linux system.

where my mistake ??