求助CISCO2901/K9路由器无法进入rommon的问题

惢恨

我这里有一台CISCO2901/K9路由器，因为忘记密码了，所以想进入rommon重置配置，但断电重启后开始不停地按Ctrl键+pause，但怎么也进入不了rommon，依旧正常启动了。请问这是怎么回事？还有其他方法吗？谢谢！

System Bootstrap, Version 15.0(1r)M16, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 2012 by cisco Systems, Inc.
Total memory size = 512 MB - On-board = 512 MB, DIMM0 = 0 MB
CISCO2901/K9 platform with 524288 Kbytes of main memory
Main memory is configured to 72/-1(On-board/DIMM0) bit mode with ECC enabled

Readonly ROMMON initialized
program load complete, entry point: 0x80803000, size: 0x1b340
program load complete, entry point: 0x80803000, size: 0x1b340

IOS Image Load Test
___________________
Digitally Signed Release Software
program load complete, entry point: 0x81000000, size: 0x635d98c
Self decompressing the image : ########################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################### [OK]
Smart Init is enabled
smart init is sizing iomem
TYPE MEMORY_REQ
HWIC Slot 0 0x00200000
Onboard devices &
buffer pools 0x0228F000
-----------------------------------------------
TOTAL: 0x0248F000
Rounded IOMEM up to: 40MB.
Using 7 percent iomem. [40MB/512MB]
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(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 IOS Software, C2900 Software (C2900-UNIVERSALK9-M), Version 15.4(3)M3, RELEASE SOFTWARE (fc2)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2015 by Cisco Systems, Inc.
Compiled Fri 05-Jun-15 13:24 by prod_rel_team

This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
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third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
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If you require further assistance please contact us by sending email to
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Cisco CISCO2901/K9 (revision 1.0) with 483328K/40960K bytes of memory.
Processor board ID FGL21218102
2 Gigabit Ethernet interfaces
1 terminal line
2 Channelized (E1 or T1)/PRI ports
DRAM configuration is 64 bits wide with parity enabled.
255K bytes of non-volatile configuration memory.
245448K bytes of ATA System CompactFlash 0 (Read/Write)

Press RETURN to get started!

circa302

是鍵盤壞了吧～～～

惢恨

circa302 发表于 2022-1-19 17:04
是鍵盤壞了吧～～～

笔记本键盘上没有break键，就用虚拟键盘的ctrl+pause和ctrl+scrlk试了试，一点反应也没有，后来找了个外接键盘，用ctrl+pause/break还是没反应。后来看网上说ctrl+C和shift+break，甚至还换了台笔记本，都没有反应