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[@itindex](/creator/youtube/itindex)
"🧱 Types of VLAN Explained in XX Sec 📡 CCNA Must-Know Topic #Shorts"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/o5WpLt2PAxw) 2025-07-16 15:30:30 UTC 52.2K followers, 3379 engagements


"⚠ Top X Network Attacks You MUST Know DHCP MAC VLAN ARP Spoofing 🔐 #CyberSecurity"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/odqYGNdKKCU) 2025-07-18 16:01:28 UTC 52.2K followers, 1146 engagements


"🔢 How Many Hosts per Subnet in Class B Subnet Mask 255.255.248.0 Explained"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/djPFaDaNA-Y) 2025-07-15 16:01:07 UTC 52.1K followers, XXX engagements


"Autonomous system number (ASN) #computercourse #itindex #eigrp #privateASN #publicASN"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/cyw4j_wntCI) 2024-05-11 19:11:36 UTC 52.2K followers, 2123 engagements


"OSPF Introduction #ospf #networking #ccna"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/SRQEsH3GQQQ) 2024-12-12 16:54:56 UTC 52.2K followers, 4217 engagements


"STP ( Spanning Tree Protocol ) Part XX Switching CCNP CCNA"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/FOWbD1jhcb4) 2021-06-04 14:50:46 UTC 52.2K followers, 28.2K engagements


"🧠 Switchport Mode Simplified: Access 🔁 Trunk 🚀 IT Interview Prep"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/f3jBgj1qcdo) 2025-07-14 15:43:25 UTC 52.1K followers, 1903 engagements


"PNET Lab Installation and Configuration Simulator IT Index"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/vcx38reRsHM) 2021-05-29 10:30:18 UTC 52.2K followers, 39.7K engagements


"📶 2.4GHz vs 5GHz WiFi Which One is Better 🔥 #Shorts"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/Aa4Od3UuctQ) 2025-07-17 16:00:18 UTC 52.2K followers, 2656 engagements


"Static Routing vs. Dynamic Routing: Key Differences and Use Cases #ccnp #ccna #routingandswitching"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/Vcnx-CawgYc) 2024-09-14 16:00:25 UTC 52.2K followers, 5511 engagements


"🤯Confused about port numbers and protocol numbers #short"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/RDmMJo4Amf4) 2025-06-04 14:00:43 UTC 52.2K followers, 4580 engagements


"Overview of EIGRP Protocol #ccna #ccnp #cybersecurity"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/iSXD0GWcL9g) 2024-11-27 07:00:32 UTC 52.2K followers, 2628 engagements


"Access Port vs. Trunk Port in Networking: Understanding the Differences #ccnp #ccna #switching"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/y1eNd_cAaX4) 2024-09-13 15:43:17 UTC 52.2K followers, 5929 engagements


"ICMP Protocol: The Backbone of Network Diagnostics #ccna #ccnp #cybersecurity #networking #icmp"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/gezEhmWuDM4) 2024-09-16 05:00:24 UTC 52.2K followers, 5071 engagements


"DHCP messages (Discover Offer Request Ack NAK Decline Release Inform) #dhcpserver #ccna #ccnp"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/Zkx-F-u8R-w) 2024-09-19 04:15:01 UTC 52.2K followers, 1170 engagements


"BGP (Border Gateway Protocol)understanding the different customer types #ccnp #cybersecurity #ccna"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/kj-KHSh0ex4) 2024-07-07 18:15:03 UTC 52.2K followers, 3961 engagements


"📶 No Internet X Quick Fixes in XX Seconds"  
![@itindex Avatar](https://lunarcrush.com/gi/w:16/cr:youtube::UCdfWRAf2bkutT-hvBmkzpvA.png) [@itindex](/creator/youtube/itindex) on [YouTube](/post/youtube-video/hLEd5OR-Q3A) 2025-07-15 15:45:10 UTC 52.2K followers, 7917 engagements