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31/03/2026

Struggling with internet issues? ๐Ÿง ๐Ÿ’ป
Fix your DNS problems CMD!

Save this guide โ€” you might need it someday ๐Ÿ”ฅ

๐ŸŒ : https://masterbalabel.com

26/03/2026

๐Ÿง Basic Linux Commands Every Tech Professional Should Know
Whether you are in DevOps, Cloud, or System Administration โ€” mastering the Linux terminal isnโ€™t optional anymore. Itโ€™s a core skill. Hereโ€™s a clean, practical cheat sheet to get you started (or sharpen your fundamentals):

๐Ÿ“ File & Directory Navigation:

๐Ÿ“ pwd โ€” Print current working directory
๐Ÿ“„ ls -la โ€” List all files (including hidden) with details
๐Ÿ“‚ cd /path/to/dir โ€” Change directory
๐Ÿ“ฆ mkdir myfolder โ€” Create a new directory

๐Ÿ“„ File Management :

๐Ÿ“„ touch file.txt โ€” Create an empty file
โŒ rm file.txt โ€” Remove a file
๐Ÿ—‘๏ธ rm -r myfolder โ€” Remove a directory recursively
๐Ÿ“‹ cp source dest โ€” Copy files or directories
โœ๏ธ mv old new โ€” Move or rename files

๐Ÿ“– Viewing File Content :

๐Ÿ“œ cat file.txt โ€” Display file content
๐Ÿ”ผ head -n 10 file โ€” Show first 10 lines
๐Ÿ”ฝ tail -n 10 file โ€” Show last 10 lines

๐Ÿ› ๏ธ Editing & Permissions :

๐Ÿ“ nano file.txt โ€” Edit file in Nano
โš™๏ธ chmod +x file โ€” Make file executable
๐Ÿ‘ค chown user file โ€” Change file ownership

๐Ÿ”Ž Search & System Info :

๐Ÿ” grep "text" file โ€” Search inside files
๐Ÿ“ find / -name "*.log" โ€” Locate files by name
๐Ÿ“œ history โ€” Show command history
๐Ÿง‘โ€๐Ÿ’ป whoami โ€” Display current user

๐Ÿ’ก Why it matters:
Strong command-line skills = faster workflows, better automation, and deeper system control. These are must-have skills across modern tech roles.
๐Ÿš€ Start here. Master the basics. Then build on them.

๐Ÿ“: https://masterbalabel.com

25/11/2025

ุงุณุชุฑุฌุงุน ุฌู…ูŠุน ุงู„ุจูŠุงู†ุงุช ( ุตูˆุฑ ู€ ู…ุณุชู†ุฏุงุช ู€ ู…ู„ูุงุช ุงูˆููŠุณ - ู…ู„ูุงุช ู…ุถุบูˆุทู‡ - ููŠุฏูŠูˆู‡ุงุช - ุงู„ุนุงุจ - ู…ู„ูุงุช ุงุฏูˆุจูŠ - ู…ู„ูุงุช ู…ุดูุฑุฉ ) ูˆุฅุตู„ุงุญ ุงู„ุชุงู„ู ู…ู†ู‡ุง ูˆู…ุนุงู„ุฌุชู‡
ู…ู† ุงู„ู‡ุงุฑุฏ ุฏูŠุณูƒ ุงู„ุณู„ูŠู… ูˆ ุงู„ุชุงู„ู (HDD - m.2 - SSD and other)
ู…ู† ูƒุฑูˆุช ุงู„ู…ูŠู…ูˆุฑูŠ ูˆุงู„ูู„ุงุดุงุช ุงู„ุชุงู„ูู‡ ูˆุงู„ุณู„ูŠู…ู‡
ู…ู† ุงู„ู…ูˆุจุงูŠู„
ูˆุงูŠ ุฃุฌู‡ุฒุฉ ูˆุงู‚ุฑุงุต ุตู„ุจู‡ ุฃุฎุฑูŠ ......

Photos from Master Splinter's post 11/09/2025

๐Ÿ”น ูŠุนู†ูŠ ุฅูŠู‡ BGPุŸ

BGP = Border Gateway Protocol
๐Ÿ“ก ุฏู‡ ุจุฑูˆุชูˆูƒูˆู„ ุงู„ุชูˆุฌูŠู‡ (Routing Protocol) ุงู„ุฃุณุงุณูŠ ุงู„ู„ูŠ ุจูŠุฎู„ูŠ ุงู„ุฅู†ุชุฑู†ุช ูƒู„ู‡ ุดุบุงู„.

ุงู„ุฅู†ุชุฑู†ุช ู…ุด ุดุจูƒุฉ ูˆุงุญุฏุฉ ูƒุจูŠุฑุฉุŒ ู‡ูˆ ุนุจุงุฑุฉ ุนู† ู…ู„ุงูŠูŠู† ุงู„ุดุจูƒุงุช ุงู„ุตุบูŠุฑุฉ (ISPุŒ ุดุฑูƒุงุชุŒ ุฏุงุชุง ุณู†ุชุฑุฒุŒ ุฌุงู…ุนุงุช... ุฅู„ุฎ) ูˆูƒู„ ุดุจูƒุฉ ู…ู† ุฏูŠ ุงุณู…ู‡ุง Autonomous System (AS) ูˆู„ูŠู‡ุง ุฑู‚ู… ุชุนุฑูŠู (ASN).

ุงู„ู€ BGP ู‡ูˆ ุงู„ู„ูŠ ุจูŠุฎู„ู‘ูŠ ุงู„ุดุจูƒุงุช ุฏูŠ ุชุชุจุงุฏู„ ุงู„ุทุฑู‚ ู…ุน ุจุนุถุŒ ุจุญูŠุซ ุฃูŠ ุฌู‡ุงุฒ ููŠ ุงู„ุนุงู„ู… ูŠุนุฑู ูŠูˆุตู„ ู„ุฃูŠ ุฌู‡ุงุฒ ุชุงู†ูŠ ุญุชู‰ ู„ูˆ ุจูŠู†ู‡ู… ุขู„ุงู ุงู„ุดุจูƒุงุช ุงู„ูˆุณูŠุทุฉ.

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๐Ÿ”น ู„ูŠู‡ BGP ู…ู‡ู… ุฃูˆูŠุŸ

1. ๐ŸŒ ุงู„ุฅู†ุชุฑู†ุช ู…ุด ู‡ูŠุดุชุบู„ ู…ู† ุบูŠุฑู‡: ู„ุฃู† ุฃูŠ ุดุจูƒุฉ ู…ุด ู‡ุชุนุฑู ุชูˆุตู„ ู„ู„ุดุจูƒุงุช ุงู„ุชุงู†ูŠุฉ.

2. โšก ุจูŠุฎุชุงุฑ ุฃูุถู„ ู…ุณุงุฑ: ู„ูˆ ููŠู‡ ุฃูƒุชุฑ ู…ู† ุทุฑูŠู‚ ูŠูˆุตู„ ู„ู…ูƒุงู†ุŒ BGP ุจูŠุญุฏุฏ ุงู„ุฃู†ุณุจ (ุงู„ุฃู‚ุตุฑ/ุงู„ุฃุณุฑุน).

3. ๐Ÿ”„ ุงู„ุงุนุชู…ุงุฏูŠุฉ (Redundancy): ู„ูˆ ุทุฑูŠู‚ ูˆู‚ุน (ู…ุซู„ุงู‹ ูƒุงุจู„ ุจุญุฑูŠ ุงุชู‚ุทุน)ุŒ BGP ูŠุญูˆู‘ู„ ุงู„ุชุฑุงููŠูƒ ู„ุทุฑูŠู‚ ุจุฏูŠู„.

4. ๐ŸŽ›๏ธ ุชุญูƒู… ููŠ ุงู„ุชุฑุงููŠูƒ: ุงู„ุดุฑูƒุงุช ุงู„ูƒุจูŠุฑุฉ (ISPs) ุจุชุณุชุฎุฏู…ู‡ ุนุดุงู† ุชุชุญูƒู… ููŠ ุญุฑูƒุฉ ุงู„ุจูŠุงู†ุงุช ุงู„ู„ูŠ ุฏุงุฎู„ุฉ ูˆุฎุงุฑุฌุฉ.

5. ๐Ÿ“œ ุงู„ุณูŠุงุณุฉ (Policy): ุชู‚ุฏุฑ ุชุญุฏุฏ ู‚ูˆุงู†ูŠู† ุฒูŠ "ู…ุงุชุณุชู‚ุจู„ุด ุชุฑุงููŠูƒ ู…ู† ุงู„ุฌู‡ุฉ ุฏูŠ" ุฃูˆ "ุฎู„ูŠ ุงู„ู…ุณุงุฑ ุฏู‡ ุฃูˆู„ูˆูŠุชู‡ ุฃุนู„ู‰".

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๐Ÿ”น ุฃู†ูˆุงุน BGP:

eBGP (External BGP):
๐Ÿ”— ุจูŠุดุชุบู„ ุจูŠู† ุดุจูƒุงุช ู…ุฎุชู„ูุฉ (ู…ุซุงู„: ุจูŠู† Vodafone ูˆ Telecom Egypt).

iBGP (Internal BGP):
๐Ÿ  ุจูŠุดุชุบู„ ุฌูˆุง ู†ูุณ ุงู„ุดุจูƒุฉ ุงู„ูƒุจูŠุฑุฉ (ู…ุซุงู„: ุจูŠู† ุฑุงูˆุชุฑุงุช Vodafone ุงู„ุฏุงุฎู„ูŠุฉ ู†ูุณู‡ุง).

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๐Ÿ”น ุฅุฒุงูŠ ุจูŠุดุชุบู„ุŸ

ูƒู„ ุดุจูƒุฉ (AS) ุชุนู„ู† ุนู† ุงู„ู€ IP Prefixes ุงู„ู„ูŠ ุนู†ุฏู‡ุง (ูŠุนู†ูŠ ุชู‚ูˆู„: "ุฃู†ุง ุนู†ุฏูŠ ุงู„ุดุจูƒุฉ 192.168.0.0/16").

ุงู„ุดุจูƒุงุช ุงู„ุชุงู†ูŠุฉ ุชุณุฌู„ ุงู„ู…ุนู„ูˆู…ุฉ ุฏูŠ ุนู†ุฏู‡ุง.

ุงู„ุฑุงูˆุชุฑุงุช ุชุจู†ูŠ Routing Table ููŠู‡ุง ุงู„ุทุฑู‚ ุฏูŠ.

ุฃูŠ ุจุงูƒูŠุช ูŠู…ุดูŠ ุญุณุจ ุงู„ุทุฑูŠู‚ ุงู„ู„ูŠ BGP ุดุงูŠูู‡ ุงู„ุฃู†ุณุจ ุจู†ุงุกู‹ ุนู„ู‰ ู‚ูˆุงุนุฏู‡.

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๐Ÿ”น ู…ุซุงู„ ุนู…ู„ูŠ:

ุฅู†ุช ู‚ุงุนุฏ ููŠ ู…ุตุฑ ูˆุนุงูŠุฒ ุชูุชุญ ู…ูˆู‚ุน ู…ุณุชุถุงู ููŠ ุฃู…ุฑูŠูƒุง:

1. ุฌู‡ุงุฒูƒ ูŠุจุนุซ ุงู„ุทู„ุจ ู„ู€ ISP ุจุชุงุนูƒ (ู…ุซู„ุงู‹ WE).

2. WE ูŠุณุฃู„: "ุฃูˆุตู„ ุฃู…ุฑูŠูƒุง ุฅุฒุงูŠุŸ"

3. BGP ูŠุฌุงูˆุจ: "ู…ู…ูƒู† ุชุฑูˆุญ ู…ู† ุนู†ุฏ Orange โ†’ ุจุนุฏูŠู† ู…ู† ุงุชุตุงู„ุงุช โ†’ ูŠูˆุตู„ ู„ุฃู…ุฑูŠูƒุง".

4. ู„ูˆ ุงู„ุทุฑูŠู‚ ุฏู‡ ูˆู‚ุน ุจุณุจุจ ู…ุดูƒู„ุฉุŒ BGP ูŠุฎุชุงุฑ ุทุฑูŠู‚ ุชุงู†ูŠ ุฒูŠ Vodafone โ†’ Telecom Italia โ†’ ุฃู…ุฑูŠูƒุง.

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๐Ÿ”น ุงู„ุฎู„ุงุตุฉ:

BGP ู‡ูˆ ุงู„ุนู…ูˆุฏ ุงู„ูู‚ุฑูŠ ู„ู„ุฅู†ุชุฑู†ุช ๐Ÿ’€
ู…ู† ุบูŠุฑู‡ ุงู„ุฅู†ุชุฑู†ุช ู‡ูŠุจู‚ู‰ ุฒูŠ ุดุจูƒุฉ ุทุฑู‚ ู…ู† ุบูŠุฑ ุฅุดุงุฑุงุช ู…ุฑูˆุฑ ๐ŸšฆุŒ ู…ุญุฏุด ู‡ูŠุนุฑู ูŠูˆุตู‘ู„ ุจูŠุงู†ุงุชู‡.
ู‡ูˆ ุงู„ู„ูŠ ุจูŠุฎู„ูŠ ุงู„ุดุจูƒุงุช ุงู„ูƒุจูŠุฑุฉ (ISPs) ุชุชูุงู‡ู… ู…ุน ุจุนุถ ูˆุชู‚ูˆู„ "ุงู„ุทุฑูŠู‚ ุฏู‡ ุนู†ุฏูŠ" ุฃูˆ "ุงู„ุฃูุถู„ ุชู…ุดูŠ ู…ู† ุนู†ุฏูŠ".

WhatsApp: https://wa.me/c/201015800580

31/08/2025
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