7 likes, 0 comments - cert_mage on October 25, 2026: "TCP or UDP? One of them can drop your data on purpose. 👀 ⚡ TCP: connects first, confirms every piece, resends what’s lost ⚡ UDP: no handshake, no confirmation, just send it Quick test: which one would you use for a video call? Answer in the comments 👇 (the answer is in the reel) 💾 Save this for your Network+ exam 🔔 Follow for more IT cert tips #networking #tcp #udp #networkplus #ccna #comptia #itcertification #networkingbasics #learnit #cybersecurity #techexplained #itcareers".