Topshirdi : Xonimqulov Jahongir Qabul qildi : Toshboyev Jahongir


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MUHAMMAD AL-XORAZMIY NOMIDAGI TOSHKENT AXBOROT TEXNOLOGIYALARI UNIVERSITETI SAMARQAND FILIALI
KOMPYUTER INJINIRINGI ” FAKULTETI

KOMPYUTER TZIMLARI ” KAFEDRASI


ATS 20-07 GURUH TALABASI XONIMQULOV JAHONGIRNING
“KOMPYUTER TARMOQLARI ”
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7-8-LABARATORIYA ISHI



Topshirdi : Xonimqulov Jahongir
Qabul qildi : Toshboyev Jahongir


Mavzu: Cisco Packet Tracer dasturida SNTP protokoli bilan ishlash


Ishdan maqsad: Cisco Packet Tracer dasturi yordamida SNTP protokoli bilan ishlashni o’rganish. Tarmoq qurilmalari vaqtini NTP-server yordamida sozlash.



8-labaratoriya

Mavzu: Cisco Packet Tracer dasturida port xavfsizligini ta’minlash


Ishdan maqsad: Kommutatsiya jadvallari to`ldirilishiga yo`naltirilgan hujumlardan, tarmoqni himoya qilish imkonini beruvchi kommutatorning “port- security” funksiyasini sozlash bo`yicha amaliy ko`nikmalarga ega bo’lish.


Switch>en
Switch#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#int range fa0/1-24
Switch(config-if-range)#switchport mode access
Switch(config-if-range)#switchport port-securerity
^
% Invalid input detected at '^' marker.
Switch(config-if-range)#
Switch#
%SYS-5-CONFIG_I: Configured from console by console

Switch#conf t


Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#int range fa0/1-24
Switch(config-if-range)#switchport mode access
Switch(config-if-range)#switchport port-security
Switch(config-if-range)#switchport port-security mac-address sticky
Switch(config-if-range)#switchport port-security violation restrict
Switch(config-if-range)#exit
Switch(config)#exit
Switch#
%SYS-5-CONFIG_I: Configured from console by console

Switch#show port-security


Secure Port MaxSecureAddr CurrentAddr SecurityViolation Security Action
(Count) (Count) (Count)
--------------------------------------------------------------------
Fa0/1 1 0 0 Restrict
Fa0/2 1 0 0 Restrict
Fa0/3 1 0 0 Restrict
Fa0/4 1 0 0 Restrict
Fa0/5 1 0 0 Restrict
Fa0/6 1 0 0 Restrict
Fa0/7 1 0 0 Restrict
Fa0/8 1 0 0 Restrict
Fa0/9 1 0 0 Restrict
Fa0/10 1 0 0 Restrict
Fa0/11 1 0 0 Restrict
Fa0/12 1 0 0 Restrict
Fa0/13 1 0 0 Restrict
Fa0/14 1 0 0 Restrict
Fa0/15 1 0 0 Restrict
Fa0/16 1 0 0 Restrict
Fa0/17 1 0 0 Restrict
Fa0/18 1 0 0 Restrict
Fa0/19 1 0 0 Restrict
Fa0/20 1 0 0 Restrict
Fa0/21 1 0 0 Restrict
Fa0/22 1 0 0 Restrict
Fa0/23 1 0 0 Restrict
Fa0/24 1 0 0 Restrict
----------------------------------------------------------------------
Switch#
Switch#
Switch#
Switch#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#int fa0/1
Switch(config-if)#switchport port-security mac-address sticky 0040.0B15.C5C3
Switch(config-if)#EXIT
Switch(config)#exit
Switch#
%SYS-5-CONFIG_I: Configured from console by console

Switch#wr


Building configuration...
[OK]
Switch#
Switch#show mac-addres-table
^
% Invalid input detected at '^' marker.
Switch#show mac-address-table
Mac Address Table
-------------------------------------------

Vlan Mac Address Type Ports


---- ----------- -------- -----

1 0040.0b15.c5c3 STATIC Fa0/1


Switch#
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