https://www.sangfor.com en Thu, 04 Jun 2026 10:16:41 +0800 Tue, 02 Sep 2025 14:18:15 +0800 https://www.sangfor.com/glossary/cybersecurity/network-switch A network switch connects devices in a LAN and forwards traffic only to the right port, boosting speed and security. Modern network switches add VLANs, QoS, PoE, and Layer-3 routin... 25696490-80d6-464b-aaa1-8c8a9272bb2a Tue, 02 Sep 2025 14:18:15 +0800 Sangfor Sangfor Technologies