Reset enable password cisco 2500series

cisco Systems, Inc.
170 West Tasman Drive
San Jose, California 95134-1706

Cisco Internetwork Operating System Software
IOS ™ 3000 Software (IGS-I-L), Version 11.1(9), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-1997 by cisco Systems, Inc.
Compiled Mon 27-Jan-97 14:29 by dschwart
Image text-base: 0x030200EC, data-base: 0x00001000

Kemudian tekan Ctral + Break, sehingga akan muncul seperti dibawah

Abort at 0x32E8F5E (PC)
>
Jika kita ingin mengetahui Configuration Register, bisa di ketikkan ‘o’, maka akan muncul seperti dibawah
>o
Configuration register = 0xFFFF2102 at last boot
Bit# Configuration register option settings:
15 Diagnostic mode disabled

Ketikkan o/r 0x2142 kemudian Enter untuk melakukan boot from flash tanpa melakukan loading konfigurasi, seperti dibawah
>o/r 0x2142
Selanjutnya ketikkan ‘i’ untuk melakukan reboot router dan ignore terhadap konfigurasi yang sudah tersave
>i
Maka akan booting seperti dibawah
System Bootstrap, Version 5.2(8a), RELEASE SOFTWAREfiguration… RTR Base Configur

Current con
Copyright (c) 1986-1995 by cisco Systemsion 12.1heduler
service timestamps
2500 processor with 2048 Kbytes of main memoryvice timestamps log uptimee

F3: 3774168+95220+195836 at 0x3000060
!
!
!
!
ip subnet-
service udp

Cisco Internetwork Operating System Software
IOS ™ 3000 Software (IGS-I-L), Version 11.1(9), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-1997 by cisco Systems, Inc.
Compiled Mon 27-Jan-97 14:29 by dschwart
Image text-base: 0x030200EC, data-base: 0x00001000

cisco 2500 (68030) processor (revision F) with 2048K/2048K bytes of memory.
Processor board ID 04782923, with hardware revision 00000000
Bridging software.
X.25 software, Version 2.0, NET2, BFE and GOSIP compliant.
Basic Rate ISDN software, Version 1.0.
1 Ethernet/IEEE 802.3 interface.
2 Serial network interfaces.
1 ISDN Basic Rate interface.
32K bytes of non-volatile configuration memory.
8192K bytes of processor board System flash (Read ONLY)
— System Configuration Dialog —

At any point you may enter a question mark ‘?’ for help.
Use ctrl-c to abort configuration dialog at any prompt.
Default settings are in square brackets ‘[]’.
Would you like to enter the initial configuration dialog? [yes]:

Jika ada pertanyaan diatas, pilih ‘no’ atau Ctrl + C untuk skip proses, maka akan muncul loading seperti dibawah

Would you like to enter the initial configuration dialog? [yes]: no

Press RETURN to get started!

%LINK-3-UPDOWN: Interface BRI0, changed state to up
%LINK-3-UPDOWN: Interface Ethernet0, changed state to up
%LINK-3-UPDOWN: Interface Serial0, changed state to down
%LINK-3-UPDOWN: Interface Serial1, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface Ethernet0, changed state to down

%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial1, changed state to down
%SYS-5-RESTART: System restarted —
Cisco Internetwork Operating System Software
IOS ™ 3000 Software (IGS-I-L), Version 11.1(9), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-1997 by cisco Systems, Inc.
Compiled Mon 27-Jan-97 14:29 by dschwart
%LINK-5-CHANGED: Interface BRI0, changed state to administratively down
%LINK-5-CHANGED: Interface Ethernet0, changed state to administratively down
%LINK-5-CHANGED: Interface Serial0, changed state to administratively down
%LINK-5-CHANGED: Interface Serial1, changed state to administratively down
Router>
Ketik enable untuk masuk ke menu enable
Router>enable
Router#

Setelah itu configure memory, dengan perintah
Router#copy startup-config running-config

Masuk ke terminal configurasi
uplink#conf t
Enter configuration commands, one per line. End with CNTL/Z.
uplink(config)#

Setelah itu ganti password enable
uplink(config)#enable secret xxxx
uplink(config)#

Ketik config-register 0x2102 untuk mengembalikan ke register semula
uplink(config)#config-register 0x2102
Ctrl+z

Untuk menyimpan configurasi ketik write memory atau copy running-config startup-config

uplink#wr me
Building configuration…

Selanjutnya di reload ( untuk restart cisco )

uplink#reload
Proceed with reload? [confirm]

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