cuibapcaca
12-05-2008, 11:28 AM
Em đang xài con router 2501. Mặc định thì con này không cho xóa flash (read-only). Em muốn xóa flash rồi load lại bằng TFTP. Em sữa thanh ghi cấu hình lại là 0x2100 rồi reload lại. Sau đó nó không vào chế độ Rommon mà như thế này:
Router(boot)>
Router(boot)>?
Exec commands:
connect Open a terminal connection
disconnect Disconnect an existing network connection
enable Turn on privileged commands
exit Exit from the EXEC
help Description of the interactive help system
login Log in as a particular user
logout Exit from the EXEC
name-connection Name an existing network connection
pad Open a X.29 PAD connection
ping Send echo messages
resume Resume an active network connection
show Show running system information
systat Display information about terminal lines
telnet Open a telnet connection
terminal Set terminal line parameters
traceroute Trace route to destination
where List active connections
x3 Set X.3 parameters on PAD
Em cố gắng reload lại và nhấn CTRL-Break thì như sau:
>
>
>?
$ Toggle cache state
B [filename] [TFTP Server IP address | TFTP Server Name]
Load and execute system image from ROM or from TFTP server
C [address] Continue execution [optional address]
D /S M L V Deposit value V of size S into location L with modifier M
E /S M L Examine location L with size S with modifier M
G [address] Begin execution
H Help for commands
I Initialize
K Stack trace
L [filename] [TFTP Server IP address | TFTP Server Name]
Load system image from ROM or from TFTP server, but do not
begin execution
O Show configuration register option settings
P Set the break point
S Single step next instruction
T function Test device (? for help)
>set
0: jmp @#0x10003A6
Trace trap at 0x10003A6 (PC)
>IP_ADDRESS=192.168.1.1
System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
2500 processor with 16384 Kbytes of main memory
>IP_SUBNET_MASK=255.255.255.0
System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
2500 processor with 16384 Kbytes of main memory
>DEFAULT_GATEWAY=192.168.1.2
Missing value
>I
System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
2500 processor with 16384 Kbytes of main memory
>
>
Set các thông số cho TFTP không được. Help me!
Router(boot)>
Router(boot)>?
Exec commands:
connect Open a terminal connection
disconnect Disconnect an existing network connection
enable Turn on privileged commands
exit Exit from the EXEC
help Description of the interactive help system
login Log in as a particular user
logout Exit from the EXEC
name-connection Name an existing network connection
pad Open a X.29 PAD connection
ping Send echo messages
resume Resume an active network connection
show Show running system information
systat Display information about terminal lines
telnet Open a telnet connection
terminal Set terminal line parameters
traceroute Trace route to destination
where List active connections
x3 Set X.3 parameters on PAD
Em cố gắng reload lại và nhấn CTRL-Break thì như sau:
>
>
>?
$ Toggle cache state
B [filename] [TFTP Server IP address | TFTP Server Name]
Load and execute system image from ROM or from TFTP server
C [address] Continue execution [optional address]
D /S M L V Deposit value V of size S into location L with modifier M
E /S M L Examine location L with size S with modifier M
G [address] Begin execution
H Help for commands
I Initialize
K Stack trace
L [filename] [TFTP Server IP address | TFTP Server Name]
Load system image from ROM or from TFTP server, but do not
begin execution
O Show configuration register option settings
P Set the break point
S Single step next instruction
T function Test device (? for help)
>set
0: jmp @#0x10003A6
Trace trap at 0x10003A6 (PC)
>IP_ADDRESS=192.168.1.1
System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
2500 processor with 16384 Kbytes of main memory
>IP_SUBNET_MASK=255.255.255.0
System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
2500 processor with 16384 Kbytes of main memory
>DEFAULT_GATEWAY=192.168.1.2
Missing value
>I
System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
2500 processor with 16384 Kbytes of main memory
>
>
Set các thông số cho TFTP không được. Help me!