I have played around too much with my own firmware and as of now when i boot up I receive this message:

### pivot_erasedisk check ###
sys mount [devroc][dir:/proc][typeroc]
sys mount: typeroc, data_page:0
mount type: proc 0
do mount[devroc][dir:/proc][typeroc]
do add mount [Troc], [proc]
do kern mount [proc]

pivot_rc startinsys mount [dev:/dev/ide/host2/bus0/target0/lun0/part1][dir:/mnt][type:cramfs]
pivot_rc psys mount: type:cramfs, data_page:0
roceeding to boomount type: cramfs 0
t from disk...
do mount[dev:/dev/ide/host2/bus0/target0/lun0/part1][dir:/mnt][type:cramfs]
do add mount [T:cramfs], [/dev/ide/host2/bus0/target0/lun0/part1]
do kern mount [/dev/ide/host2/bus0/target0/lun0/part1]
ERROR(a):mount_pivot_point failesys mount [dev:/dev/ide/host2/bus0/target0/lun0/part2][dir:/mnt][type:cramfs]
d to mount locatsys mount: type:cramfs, data_page:0
ion : /dev/ide/hmount type: cramfs 0
ost2/bus0/targetdo mount[dev:/dev/ide/host2/bus0/target0/lun0/part2][dir:/mnt][type:cramfs]
do add mount [T:cramfs], [/dev/ide/host2/bus0/target0/lun0/part2]

ERROR(b):mount_do kern mount [/dev/ide/host2/bus0/target0/lun0/part2]
pivot_point error : No such file or directory...
pivot_rc boot loop error for location 0...
ERROR(a):mount_pivot_point failed to mount location : /dev/ide/host2/bus0/target0/lun0/part2...
ERROR(b):mount_pivot_point error : No such file or directory...
pivot_rc boot loop error for location 1...
pivot_rc did not boot -> hang wait for network loading...
Using /lib/modules/2.4.20/kernel/drivers/net/et/et.o
Symbol version prefix ''
Warning: loading /lib/modules/2.4.20/kernel/drivers/net/et/et.o will taint the kernel: no license
See http://www.tux.org/lkml/#export-tainted for information about tainted modules

## robo disable vlan ##
eth0: Broadcom BCM47xx 10/100 Mbps Ethernet Controller
Module et loaded, with warnings
vlan0: No such device
eth1: No such device
eth0: No such process
Waiting for new image on IP
Waiting for announcement from download server...

Any ideas?

I have extracted the two "trx-files" from the original ASUS-nas-file. After that i did manage to upload the smaller (flash) trx-file and at least now I can boot, just to find myself by a CFE-prompt.....