Press Ctrl+B to enter BOOTROM menu... 1

Press Ctrl+B within one second, and then enter the password. The default password is huawei or www.huawei.com . Then the advanced BootROM menu is displayed. The following information is displayed:
BOOTROM MENU

1. Boot with default mode
2. Enter serial submenu
3. Enter startup submenu
4. Enter ethernet submenu
5. Enter filesystem submenu
6. Modify BOOTROM password
7. Reboot

Enter your choice(1-7):

system-view
Enter system view, return user view with Ctrl+Z.
[Quidway]aaa
[Quidway]local-user root password simple MySecretPassword
[Quidway-aaa]local-user root service-type ftp ssh terminal
[Quidway-aaa]local-user root ftp-directory flash:
[Quidway-aaa]quit
[Quidway]ftp server enable
Info:FTP server has been started

View flash content:

dir flash:
Directory of flash:/

   0   -rw-   6813684  Jan 01 2008 00:14:54   SV100R002C02B181SPC001_for_2352_3352.cc
   1   -rw-    107176  Jan 01 2008 00:00:51   matnlog.dat
   2   -rw-        60  Jan 01 2008 00:06:39   $_patchstate_a
   3   -rw-     10668  Jan 01 2008 01:01:53   vrpcfg.cfg
   4   -rw-       684  Jan 01 2008 00:33:20   hostkey
   5   -rw-       540  Jan 01 2008 00:33:28   serverkey
   6   -rw-   7236892  Jan 01 2008 00:15:31   s2352_s3352-v100r003c00spc301.cc
   7   -rw-        28  Jan 01 2008 00:42:31   private-data.txt
   8   -rw-         4  Jan 01 2008 00:07:35   notilogindex.txt

14632 KB total (748 KB free)

Tell the switch which firmware to boot after restart:

startup system-software s2352_s3352-v100r003c00spc301.cc

View the startup options:

display startup
[Unit 0]:
MainBoard:
  Configed startup system software:          flash:/s2352_s3352-v100r003c00spc301.cc
  Startup system software:                   flash:/s2352_s3352-v100r003c00spc301.cc
  Next startup system software:              flash:/s2352_s3352-v100r003c00spc301.cc
  Startup saved-configuration file:          flash:/vrpcfg.cfg
  Next startup saved-configuration file:     flash:/vrpcfg.cfg
  Startup license file:                      NULL
  Next startup license file:                 NULL
  Startup patch package:                     NULL
  Next startup patch package:                NULL

Delete the old firmware:

delete flash:/SV100R002C02B181SPC001_for_2352_3352.cc

But after deleting the file you can see that the usage of flash is still the same – after deleting the old firmware, it is just send to recycle bin

reset recycle-bin
Squeeze flash:/SV100R002C02B181SPC001_for_2352_3352.cc ?[Y/N]:y
Clear file from flash will take a long time if needed...
Jan  1 2008 01:32:45 huawei-iz-bl74 %%01VFS/4/RST_RECYCLE(l): When deciding whether to permanently delete file flash:/SV100R002C02B181SPC001_for_2352_3352.cc, the user chose Y ...Done!.
%Cleared file flash:/SV100R002C02B181SPC001_for_2352_3352.cc
dir flash:
Directory of flash:/

   0   -rw-    107176  Jan 01 2008 00:00:51   matnlog.dat
   1   -rw-        60  Jan 01 2008 00:06:39   $_patchstate_a
   2   -rw-     10668  Jan 01 2008 01:01:53   vrpcfg.cfg
   3   -rw-       684  Jan 01 2008 00:33:20   hostkey
   4   -rw-       540  Jan 01 2008 00:33:28   serverkey
   5   -rw-   7236892  Jan 01 2008 00:15:31   s2352_s3352-v100r003c00spc301.cc
   6   -rw-        28  Jan 01 2008 00:42:31   private-data.txt
   7   -rw-         4  Jan 01 2008 00:07:35   notilogindex.txt

14632 KB total (7404 KB free)

If someone is looking for latest release of Huawei Quidway S2352P-EI ( Basic BOOTROM Version : 209 Compiled at Nov 4 2009, 14:50:43, Software Version : VRP (R) Software, Version 5.30 (S2300 V100R003C00SPC301) ) contact me : nyck [at] tvskat [dot] net

<Quidway>system-view
Enter system view, return user view with Ctrl+Z.
[Quidway]rsa local-key-pair create
The key name will be: Quidway_Host
The range of public key size is (512 ~ 2048).
NOTES: If the key modulus is greater than 512,
 It will take a few minutes.
Input the bits in the modulus[default = 512]:1024
Generating keys...
......................................++++++
.....++++++
..++++++++
.........++++++++

[Quidway]

Create username and password:

system-view
Enter system view, return user view with Ctrl+Z.
[Quidway]aaa
[Quidway-aaa]local-user root password cipher YourPassword
[Quidway-aaa]local-user root level 15
[Quidway-aaa]local-user root service-type ssh telnet
[Quidway-aaa]quit
[Quidway]
[Quidway]display current-configuration configuration aaa
#
aaa
 local-user root password cipher XXXXXXXXX
 local-user root service-type terminal ssh
 authentication-scheme default
 #
 authorization-scheme default
 #
 accounting-scheme default
 #
 domain default
 #
#

Configure SSH server:

[Quidway]stelnet server enable
Info:Start STELNET server
[Quidway]ssh user root authentication-type password
Info:A new ssh user added
[Quidway]ssh user root service-type stelnet

Configure virtual user terminal interface:

[Quidway]user-interface vty 0 4
[Quidway-ui-vty0-4]authentication-mode aaa
[Quidway-ui-vty0-4]protocol inbound ssh