Hello.
Have a problem with one DFL-800 A1. After update firmware to 2.26.00, and reset only setting to default, and problems began.
No connection after reset settings.
Restart the unit and no connection.
Then connect to the unit trout console and reboot,
+**Warning** FLASH configuration checksum error or invalid key
Use 'fconfig -i' to [re]initialize database
EM-8680 Ver.B1 2005-11-18
Starting system...
Entry point: 0x00101028, address range: 0x00100000-0x001e2000
Starting firewall core in 0 seconds.
Press any key to abort and load boot menu
Loading fwcore.cfx
D-Link DFL 2.04.00V
Copyright 1996-2005. All rights reserved
SSH IPSEC Express SSHIPM version 5.1.1 library 5.1.1
Copyright 1997-2003 SSH Communications Security Corp.
Build : Nov 18 2005
D-Link DFL 2.04.00V
Copyright 1996-2005. All rights reserved
SSH IPSEC Express SSHIPM version 5.1.1 library 5.1.1
Copyright 1997-2003 SSH Communications Security Corp.
Build : Nov 18 2005
Generation date/time: 2022-02-03 04:57:02
Reason: Exception 'SWI' occurred at address 0x1022bc
Dump of loaded PE-modules:
fwloader.cfx(1.05.06): Base: 0x00100000, Entry: 0x00101028, StackSize: 0x0, ImgSize: 0xe2000
fwcore.cfx(8.51.0.0): Base: 0x074854b8, Entry: 0x0007dea8, StackSize: 0x200000, ImgSize: 0xb2e000
Dump of open files:
Register dump:
----------------------------------------------------
r0 : 0x00000001, r1 : 0x001a888c, r2 : 0x80000000, r3 : 0x00000020, r4 : 0x0011d318,
r5 : 0x07fbc74a, r6 : 0x00000000, r7 : 0x00000000, r8 : 0x072739dc, r9 : 0x07484130,
r10: 0x07484160, r11: 0x074840b8, r12: 0x00195dc0,
Faulting instruction: 0x001022bc (opcode: 0x5f5f4578)
Instructions surrounding the faulting one
0xebffffaa
0xe5804000
0xebffff8f
0xe8fd9fff
-> 0x5f5f4578
0x635f4649
0x51000000
0xff00000c
0xe24ee004
Faulting function : ?Unknown?
Generation date/time: 2022-02-03 04:57:03
Reason: Exception 'DataAbort' occurred at address 0x1027cc
Dump of loaded PE-modules:
fwloader.cfx(1.05.06): Base: 0x00100000, Entry: 0x00101028, StackSize: 0x0, ImgSize: 0xe2000
Dump of open files:
Register dump:
----------------------------------------------------
r0 : 0x001a888c, r1 : 0x00000004, r2 : 0xe51b2018, r3 : 0xe51b2018, r4 : 0x00109ad0,
r5 : 0x00000005, r6 : 0x00199c34, r7 : 0x00000007, r8 : 0x00000008, r9 : 0x00000009,
r10: 0x0000000a, r11: 0x001027a4, r12: 0x001027a8,
Faulting instruction: 0x001027cc (opcode: 0x00000005)
Instructions surrounding the faulting one
0x00008000
0xc8004000
0x0000a0c0
0x0018c58c
-> 0x00000005
0x00199c34
0x00000007
0x00000008
0x00000009
Faulting function : "do_IRQ"
And continues reboot with a different error.