Cisco Packet Tracer dasturi, uning imkoniyatlari
Cisco Packet Tracer dasturi Cisco kompaniyasi tomonidan ishlab chiqilgan va telekommunikatsiya tarmoqlari va tarmoq qurilmalarini o’rganish, tajribamashg’ulotlarini o’tkazish uchun qo’llaniladi.
![](http://step-up.uz/wp-content/uploads/2022/05/image-21.png)
Cisco Packet Tracer o’rgatuvchi dastur.
![](http://step-up.uz/wp-content/uploads/2022/05/image-23.png)
IOS (Internetwork Operating System).
IOS – Internetwork Operating System (Cisconing operatsion tizimi)
CLI – Command Line Interface (Buyruqlar interfeysi)
GUI – Graphical User Interface (Web)
Monolichniy dizayn (IOS 12 – versiya)
- hammasi bitta sistemada buyruqlari
Modulniy dizayn (IOS 15-versiya) - modullarni alohida sotib olib ishlatiladi.
![](http://step-up.uz/wp-content/uploads/2022/05/image-24.png)
CLI (Command Line Interface) afzalliklari.
- Juda kuchli mutaxassis taassurotini qoldirasiz;
- Muammolarni aniqlash va tuzatish GUIga qaraganda ancha yaxshi;
- Brauzer mustaqilligi;
- Ssenariylar tufayli tezlik.
IOS Modes
Foydalanuvchi rejimlari
- User mode>
- Privileged mode#
- Global configuration mode (config) #
- Interface mode
- Line mode
- Exit – bir qadam orqaga qaytadi.
- End, Ctrl+Z – bittada Privileged modega o’tadi
- buyruq «No“ – buyruqni o’chiradi bajaradi
![](http://step-up.uz/wp-content/uploads/2022/06/image.png)
IOS Filesystem
Ichki xotira
RAM
NVRAM
FLASH
Tashqi xotira
TFTP
HTTP
«show flash» _>> – FLASH
«reload in 5″/ «reload cancel»
«show running-config“ – RAM
«show startup-config“ – NVRAM
«copy running-config Startup-config» (eski sistemada)
«write mem» (yangi sistemada)
«write erase»
Asosiy buyruqlar
«?»/Space ? – shu darajada bajariladigan buyruqlar ro’yxati
Enter-1 qator/Space – 1 varaq
Tab button
Key (up) va (down)
«Login synchronous“ – buyruq kiritayotganda konsol xabarlar halaqit qilmasligi uchun
«No ip domain-lookup» – DNS tizimida qidirishni o’chirish
![](http://step-up.uz/wp-content/uploads/2022/06/image-1.png)
![](http://step-up.uz/wp-content/uploads/2022/06/image-2.png)
Asosiy buyruqlar bo’yicha amaliyot
- Cisco Packet Tracer dasturini o’rnatamiz va ishga tushiramiz.
- 2 ta kompyuter va 1 ta Cisco 2960 Switchini o’rnatamiz.
- Switchning CLI oynasiga o’tib barcha mode va interfeyslarga kirib ko’ramiz.
- Qurilmaga hostname beramiz.
- Ctrl+Shift+6 – Configuration terminal mode orqali “no ip domain-lookup”
Switch(config)#no ip domain-lookup - Line interfeysiga o’tamiz va “logging synchronous” ni yoqamiz.
Switch(config-line)#logging synchronous - Qurilmaga banner o’rnatamiz.
Switch(config)#banner motd $
Enter TEXT message. End with the character ‘$’. *** Welcome my switch **$ - Qurilmaga interfeys orqali bog’lanishga parol o’rnatamiz va conf modega o’tish uchun alohida parol o’rnatamiz. (enable secret password)
Switch(config)#line con 0
Switch(config-line)#password 123
Switch(config-line)#login
Switch(config-line)#exit
Switch(config)#enable secret 456 - Write mem orqali saqlaymiz.