Topshiriq 1-laboratoriya Mavzu: Tarmoq qurilmalarida dastlabki xavfsizlik sozlamalarini o’rnatish-telnet,ssh Ishdan maqsad

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Topshiriq 1-laboratoriya Mavzu Tarmoq qurilmalarida dastlabki x
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Muhammad al-Xorazmiy nomidagi Toshkent Axborot va texnologiyalari universiteti
Kompyuter injiniringi fakulteti 3-bosqich 214-19 guruh talabasi Raxmatov Nurjahonning Tarmoq xavfsizligi fanidan
1-2-3-topshiriq

1-laboratoriya
Mavzu: Tarmoq qurilmalarida dastlabki xavfsizlik sozlamalarini o’rnatish-telnet,ssh
Ishdan maqsad.Tarmoq qurilmalarida dastlabki xavfsizlik sozlamalarini telnet va ssh protokollarini sozlashni o’rganish

SSH protokollari
Ishni bajarish tartibi
1.cisco packet tracer dasturini ishga tushiramiz

2.Kompyuterlarga ip manzil beramiz:

3.Tekshirib ko’ramiz

Telnet protokoli
Ishni bajarish tartibi
1.Routerni sozlaymiz:
Router>enable
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#int GigabitEthernet 0/0
Router(config-if)#no shutdown

Router(config-if)#

%LINK-5-CHANGED: Interface GigabitEthernet0/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/0, changed state to up

Router(config-if)#ip address 192.168.10.1 255.255.255.0

Router(config-if)#exit
Router(config)#line vty 0 15
Router(config-line)#password alik
Router(config-line)#end
Router#

2.Kompyuterlarga ip manzil beramiz:

3.Tekshirib ko’ramiz:

2-laboratoriya
Mavzu: Kommutatorlarda port-xavfsizligi(Port securityni sozlash)
1.Switch va kompyuterlarni sozlaymiz:

2.Kompyuterlarga ip manzil beramiz:

3.Ulanishni o’zgartiramiz:

4.Tekshirib ko’ramiz:

3-laboratoriya
Mavzu: Tarmoq qurilmalari xavfsizligini tahlil qilish
Ishdan maqsad.Tarmoq qurilmalarida dastlabki xavfsizlik sozlamalarini sozlash va passwordni reset qilish
1.Routerni sozlaymiz:

2.Tekshirib ko’ramiz:

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

Press RETURN to get started!

Router>en

Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#config-regiter 0x2102
^
% Invalid input detected at '^' marker.
Router(config)#config-register 0x2102
Router(config)#do wr
Building configuration...
[OK]
Router(config)#
Router#
%SYS-5-CONFIG_I: Configured from console by console

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