CCNA Revision (Session 1-2)

Channel:

MoMo-ElSafty

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10,900

Published on August 11, 2023 9:44:57 AM ● Video Link: https://www.youtube.com/watch?v=kaCTtwYsjPw

Duration: 20:04

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10

Network Components:
• End Device:
Devices like: PC, IP Camera, Television, PlayStation, and printer.
It is the main component because it is the source of network applications. 10%
Services That can be done with remote devices.
• Intermediate devices ( Network Devices) 80%
IDS ( Intrusion Detection System)
IPS ( Intrusion Prevention System) (Intrusion Protection System)
• Connectivity ((wired Cables Copper-Fiber// Wireless)) 10%
Company to work like:
Cisco -
Juniper -
ARUBA -
AVAYA
- H.P- ALCATEL—
(Dell-EMC)
--- HUWAI-
--ZTE
Security ( Palo Alto 1- Fortigate 2- Sophos 3- Cisco 4)
End Devices
• Microsoft ( MCSA- MCSE- AZURE) for devices
• Linux ( Fundamentales) شغل قليل بمرتبات خرافية
What is CISCO:
It is a Network Appliance Vendor

Network Application:
Services that can be done with remote devices.
Example:
HTTP (HYPER TEXT TRANSFER PROTOCOL )
FTP (File Transfer Protocol): used for upload &Download For huge Files. GIGA/ Tera
SMTP (Simple Mail Transfer Protocol) Send electronic Emails (Send only)
POP3 (Post Office Protocol version 3) Retrieve emails (Receive only)
Telnet (Remote login & Remote Configuration).