Звлил образ c1700-y-mz.123-26.bin в Cisco 1750

а сам IOS всегда распаковывается с нуля и без предварительных настроек.

вот что имею :
------------------------------------------------------------------------------

System Bootstrap, Version 12.0(3)T, RELEASE SOFTWARE (fc1)
Copyright (c) 1999 by cisco Systems, Inc.
C1700 platform with 32768 Kbytes of main memory

program load complete, entry point: 0x80008000, size: 0x5af0f8
Self decompressing the image : #################################################
################################################# [OK]

Smart Init is enabled
smart init is sizing iomem
  ID            MEMORY_REQ         TYPE
MainBoard       0X00027A80 1750
                0X000F3BB0 public buffer pools
                0X00211000 public particle pools
                0X0003B100 DSP Buffers
0X0039          0X0000DC00 Card in slot 0
TOTAL:          0X00375330

If any of the above Memory Requirements are
"UNKNOWN", you may be using an unsupported
configuration or there is a software problem and
system operation may be compromised.

Allocating additional 1077748 bytes to IO Memory.
PMem allocated: 28850908 bytes; IOMem allocated: 4703524 bytes

%SYS-6-BOOT_MESSAGES: Messages above this line are from the boot loader.
program load complete, entry point: 0x80008000, size: 0x5af0f8
Self decompressing the image : #################################################
################################################# [OK]

Smart Init is enabled
smart init is sizing iomem
  ID            MEMORY_REQ         TYPE
MainBoard       0X00027A80 1750
                0X000F3BB0 public buffer pools
                0X00211000 public particle pools
                0X0003B100 DSP Buffers
0X0039          0X0000DC00 Card in slot 0
TOTAL:          0X00375330

If any of the above Memory Requirements are
"UNKNOWN", you may be using an unsupported
configuration or there is a software problem and
system operation may be compromised.

Allocating additional 1077748 bytes to IO Memory.
PMem allocated: 28850908 bytes; IOMem allocated: 4703524 bytes

              Restricted Rights Legend

Use, duplication, or disclosure by the Government is
subject to restrictions as set forth in subparagraph
(c) of the Commercial Computer Software - Restricted
Rights clause at FAR sec. 52.227-19 and subparagraph
(c) (1) (ii) of the Rights in Technical Data and Computer
Software clause at DFARS sec. 252.227-7013.

           cisco Systems, Inc.
           170 West Tasman Drive
           San Jose, California 95134-1706

Cisco Internetwork Operating System Software
IOS (tm) C1700 Software (C1700-Y-M), Version 12.3(26), RELEASE SOFTWARE (fc2)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2008 by cisco Systems, Inc.
Compiled Mon 17-Mar-08 14:24 by dchih

cisco 1750 (MPC860T) processor (revision 0x601) with 28174K/4594K bytes of memor
y.
Processor board ID JAD043804XV (472721427), with hardware revision 3097
MPC860T processor: part number 0, mask 32
Bridging software.
X.25 software, Version 3.0.0.
1 Ethernet/IEEE 802.3 interface(s)
1 FastEthernet/IEEE 802.3 interface(s)
32K bytes of non-volatile configuration memory.
8192K bytes of processor board System flash (Read/Write)

         --- System Configuration Dialog ---

Would you like to enter the initial configuration dialog? [yes/no]:

--------------------------------------------------------------------------------

Router#show file system
File Systems:

     Size(b)     Free(b)      Type  Flags  Prefixes
           -           -    opaque     rw   system:
       29688       28125     nvram     rw   nvram:
           -           -    opaque     rw   null:
           -           -    opaque     ro   xmodem:
           -           -    opaque     ro   ymodem:
           -           -   network     rw   tftp:
*    8388604     2428328     flash     rw   flash:
           -           -   network     rw   rcp:
           -           -   network     rw   ftp:
           -           -   network     rw   ftp:
---------------------------------------------------------------------
Router#dir flash:
Directory of flash:/

    1  -rw-     5960212                    <no date>  c1700-y-mz.123-26.bin

8388604 bytes total (2428328 bytes free)
-----------------------------------------------------------------------

как сделать так чтобы не грузилось всегда новая распаковка?
чтобы все изменения и параметры сохранялись и при включении роутера IOS поднимался уже настроенный??????