手上有一台ASA5520，通电后反复重启如下：Booting system, please wait... Booting...
CISCO SYSTEMS
Embedded BIOS Version 1.0(11)5 08/28/08 15:11:51.82
Low Memory: 631 KB
High Memory: 2048 MB
PCI Device Table.
Bus Dev Func VendID DevID Class Irq
00 00 00 8086 2578 Host Bridge
00 01 00 8086 2579 PCI-to-PCI Bridge
00 03 00 8086 257B PCI-to-PCI Bridge
00 1C 00 8086 25AE PCI-to-PCI Bridge
00 1D 00 8086 25A9 Serial Bus 11
00 1D 01 8086 25AA Serial Bus 10
00 1D 04 8086 25AB System
00 1D 05 8086 25AC IRQ Controller
00 1D 07 8086 25AD Serial Bus 9
00 1E 00 8086 244E PCI-to-PCI Bridge
00 1F 00 8086 25A1 ISA Bridge
00 1F 02 8086 25A3 IDE Controller 11
00 1F 03 8086 25A4 Serial Bus 5
00 1F 05 8086 25A6 Audio 5
02 01 00 8086 1075 Ethernet 11
03 01 00 177D 0003 Encrypt/Decrypt 9
03 02 00 8086 1079 Ethernet 9
03 02 01 8086 1079 Ethernet 9
03 03 00 8086 1079 Ethernet 9
03 03 01 8086 1079 Ethernet 9
04 02 00 8086 1209 Ethernet 11
04 03 00 8086 1209 Ethernet 5
Evaluating BIOS Options ...
Launch BIOS Extension to setup ROMMON
Cisco Systems ROMMON Version (1.0(11)5) #0: Thu Aug 28 15:23:50 PDT 2008
Platform ASA5520
Use BREAK or ESC to interrupt boot.
Use SPACE to begin boot immediately.
Launching BootLoader...
Boot configuration file contains 1 entry.
Loading disk0:/asa805-k8.bin... Booting...
Booting system, please wait...
遂准备自行TFTP引导镜像进行修复，期间试过各种版本的IOS包括自带版本镜像然并卵如下：tftp asa805-k8.bin@192.168.1.55 via 192.168.1.55!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!Received 13934592 bytesLaunching TFTP Image...Cisco Security Appliance admin loader (3.0) #0: Mon Nov 2 21:27:21 MST 2009Booting system, please wait... l image failed.（下面又回到无限循环状态）求各位大侠指点迷津，多谢了~~
