cisco.uz
Open in Telegram
Show more
The country is not specifiedThe category is not specified
241
Subscribers
No data24 hours
+17 days
+3230 days
Posts Archive
241
Which VLAN identifier does a Cisco switch assign to access ports when no explicit VLAN membership configuration has been applied?
241
Traditional Three-Tier Network Architecture — bu enterprise tarmoqlarda ishlatiladigan klassik 3 qavatli arxitektura.
1. Access Layer
Qurilmalar tarmoqqa shu qatlam orqali ulanadi:
PC
Laptop
IP Phone
Access Point
👉 Vazifasi: endpointlarni ulash.
2. Distribution Layer
Access va Core orasidagi boshqaruv qatlami.
👉 Asosiy vazifalari:
Routing
Inter-VLAN communication
ACL / Filtering
Security policies
Traffic control
3. Core Layer
Tarmoqning eng tezkor backbone qismi.
👉 Asosiy vazifasi:
Katta hajmdagi trafikni juda tez uzatish
Distribution layerlar orasida connectivity ta’minlash
@netadminx
241
What happens to a MAC address entry in a switch's MAC address table when the aging timer expires?
241
+5
🔥 Ko'pchilik kutgan chegirmali guruhimiz!
Cisco CCNA Tarmoq Administratorligi NetAdminX guruhi!
Davomiyligi 4-oy 15:00-17:00
Har kuni 3 kun asosiy dars, 3 kun amaliyotUmumiy kurs uchun 800 000 so'm + chegirma Yotoqxona uchun 4 oy ga 400 000 + chegirma ‼️(Viloyatdan kelib o'qiydiganlar uchun qo'chimcha chegirmalar ajratiladi!) Immkoniyatni qo'ldan boy bermang hoziroq ro'yxatdan o'ting! https://forms.gle/KpsunGK7QavyaDfZ8 +998783336600 +998951266600 +998951366600 🚀 @sysadminx - obuna bo’ling.
241
📘 CCNA Test Savoli
❓ Savol:
Routing jadvalida (Routing Table) tanlash jarayonida Administrative Distance (AD) nimani anglatadi?
✅ To'g'ri javob:
Routing ma'lumotining manbasi qanchalik ishonchli ekanligini ko'rsatuvchi ko'rsatkich.
📝 Izoh:
Administrative Distance (AD) — bu router turli manbalardan olingan marshrutlar orasidan qaysi biriga ustunlik berishni aniqlash uchun ishlatadigan ishonchlilik ko'rsatkichidir.
Agar bitta tarmoqqa bir nechta routing protokoli orqali yo'l mavjud bo'lsa, router AD qiymati eng kichik bott'lgan marshrutni tanlaydi, chunki u eng ishonchli deb hisoblanadi.
@netadminuz
241
Instagram sahifamizga boshladik videolarni yuklashni.
https://www.instagram.com/cisco.uz?igsh=MTlqOThyOGRoamt3bg==
241
Node — tarmoqdagi ma'lumot yuboradigan, qabul qiladigan yoki uzatadigan har qanday qurilma.
Qisqa ta'rif:
A node is any device connected to a network that can send, receive, or forward data.Misollar:
Kompyuter Router Switch Server Printer TelefonCCNA nuqtai nazaridan, tarmoqqa ulangan har bir qurilma node hisoblanadi. ✈️ @netadminuz
241
🌐Hello protokoli — routerlar qo'shnilarini shu orqali topadi va aloqani tirik saqlaydi. OSPF va EIGRP asosida yotadi.
@netadminuz
241
Metric — marshrutlash protokoli eng yaxshi yo‘lni tanlashi uchun ishlatiladigan qiymat.
Misollar:
RIP → Hop Count
OSPF → Cost
EIGRP → Composite Metric
Qoida: Metric qancha kichik bo‘lsa, marshrut shuncha afzal hisoblanadi.
@netadminuz
241
Host route har doim /32 (255.255.255.255) prefiksidan foydalanadi. Bu faqat bitta aniq IP manzilni bildiradi, butun tarmoqni emas.
@netadminuz
241
what is your computer or smartphone functionating as while you watch the video from youtube?
cisco.uz #ccna
241
Your company wants to purchase some network hardware to which they can plug the 30 PCs in your department. Which type of network device is appropriate?
cisco.uz #ccna
241
Which TCP/IP layer maps to both OSI Physical and Data Link layers?
cisco.uz #ccna
