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Multimode Fiber Standards: OM1, OM2, OM3, OM4, and OM5 Explained
In today’s information age, fiber-optic communication—known for high speed and large bandwidth—has become the backbone of modern networks. Among fiber…
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Layer 2 Switch vs Layer 3 Switch: Differences & Use Cases
Before deciding between a Layer 2 switch and a Layer 3 switch, it helps to review the OSI model and…
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RTMP vs RTSP: A Complete Guide to Choosing the Right Streaming Protocol
RTMP vs RTSP As live-streaming and on-demand video become ubiquitous, the choice of streaming protocol plays a major role in…
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Understand PoE in 7 Questions: A Complete Guide to Power over Ethernet
In today’s era of the Internet of Everything, smart buildings, security surveillance, wireless networks, and IoT applications are everywhere. All…
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Dynamic VLAN: Definition, Benefits, and Best Practices
Before diving into dynamic vlan, let’s briefly review VLAN fundamentals and categories. A VLAN is a Layer-2 network segmentation technology…
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Managed Switch vs Unmanaged Switch: Which Should You Choose?
Short answer : A managed switch gives you control—VLANs, QoS, monitoring (SNMP/telemetry), link aggregation, and security (802.1X/ACL/port security)—so it scales…
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Aggregation Switch vs Core Switch: 4 Key Differences You Must Know
Aggregation Switch vs Core Switch Short answer for searchers: in a standard three-tier campus LAN, the aggregation (distribution) layer concentrates…
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What Is a Layer 3 Switch? A 5-Minute Guide for Network Engineers
A Layer 3 switch (also called a multilayer switch) is a purpose-built hardware device that blends features of a traditional…
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RJ11 vs RJ45 — Complete Technical Comparison and Usage Guide
RJ11 vs RJ45 is a common point of confusion for many network installers and even experienced IT technicians. Both are…
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VMware Fusion 13.6 安装 Kali Linux 2025.2 ARM 报错
在苹果 Mac M4 设备上使用 VMware Fusion 安装 Kali Linux ARM 版本来是一件很平常的事，但当我尝试安装最新的 Kali Linux 2025.2 for ARM 时，他卡在了“Select and Install Software”步骤一直报错…
