Muhammad al-xorazmiy nomidagi toshkent axborot texnologiyalari universiteti fan: Tarmoq havfsizligi

MUHAMMAD AL-XORAZMIY NOMIDAGI TOSHKENT AXBOROT TEXNOLOGIYALARI UNIVERSITETI


Fan: Tarmoq havfsizligi
Labaratoriya ishi
Mavzu: Tarmoq qurilmalarida dastlabki xavfsizlik sozlamalarini o’rnatish
3-topshiriq
Tarmoq qurilmalarini xavfsizligini tahlil qilish

Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#
Router(config)#hostname Otabek
Otabek(config)#
Otabek(config)#enable pas
Otabek(config)#enable password 123
Otabek(config)#do wr
Building configuration...
[OK]
Otabek(config)#
Otabek(config)#lin
Otabek(config)#line con
Otabek(config)#line console 0
Otabek(config-line)#pass
% Incomplete command.
Otabek(config-line)#pass
Otabek(config-line)#password 123
Otabek(config-line)#log
Otabek(config-line)#login
Otabek(config-line)#do wr
Building configuration...
[OK]
Otabek(config-line)#
Otabek(config-line)#exit
Otabek(config)#exit
Otabek#
%SYS-5-CONFIG_I: Configured from console by console

Otabek#
Otabek#reload

System configuration has been modified. Save? [yes/no]:
% Please answer 'yes' or 'no'.
System configuration has been modified. Save? [yes/no]:yes
Building configuration...
[OK]
Proceed with reload? [confirm]
System Bootstrap, Version 12.1(3r)T2, RELEASE SOFTWARE (fc1)
Copyright (c) 2000 by cisco Systems, Inc.
Initializing memory for ECC
..
C2800 processor with 524288 Kbytes of main memory
Main memory is configured to 64 bit mode with ECC enabled

Readonly ROMMON initialized

program load complete, entry point: 0x8000f000, size: 0xc940

program load complete, entry point: 0x8000f000, size: 0xc940

program load complete, entry point: 0x8000f000, size: 0x3ed1338

Self decompressing the image :
########################################################################## [OK]
Restricted Rights Legend
User Access Verification

Password:

User Access Verification

Password:

Password:
Password:

Otabek>
Otabek>en

Password:
Otabek#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Otabek(config)#config
Otabek(config)#config-register 0x2102
Otabek(config)#
Otabek(config)#do wr
Building configuration...
[OK]
Otabek(config)#
Otabek(config)#

Xulosa:
Men bu labaratoriyalarni baajrish advomida juda ham ko’plab ma’lumotlarga ega bo’lib oldim deb o’ylayman. Men bu labaratoriya ihslarini bajrish davomida router va switchlarga qanday parol o’rnatish va qanday almashtirish va qanday qilib parolni o’cirib tashlash haqida bilib oldim.