2025-06-26 Policy Routing Configuration Guide

Learn how to configure policy routing (PBR) on Huawei switches for precise traffic control. This guide explains PBR concepts, application scenarios like diverti...

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2025-06-25 IP Subnetting Mastery: Mask Tables &

Master IP subnetting with mask tables and practical division strategies. Learn how subnet mask length affects available hosts, common division schemes (/24 to /...

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2025-06-24 Huawei Static Routing Configuration Guid

Learn Huawei static routing configuration! This guide explains core principles, key use cases (small networks, traffic steering, high-security needs, multi-WAN ...

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2025-06-23 IP Address Classes Explained

Quickly master IP address classes (A, B, C, D, E)! Learn how network/host IDs work, public vs private IP ranges, subnet masks, and reserved addresses.

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2025-06-20 How to Diagnose Optical Module Failures

Learn to diagnose optical module failures with 2 critical commands. Fix LOS alarms, interpret TX/RX power thresholds, prevent signal loss or module damage. Prof...

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2025-06-19 Fiber Jumper Ultimate Guide

Tired of messy "spider web" fiber jumpers? This ultimate guide explains fiber jumper concepts (FC/SC/LC interface types), essential operational princ....

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2025-06-18 Layer 2 Network Loop Troubleshooting Gui

Network lagging, device panels flashing wildly? It might be a Layer 2 loop! Learn rapid loop detection techniques (traffic analysis, MAC flapping, loopback det....

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2025-06-17 Huawei Device IPv6 NAT Configuration Gui

This guide provides detailed instructions on configuring IPv6 NAT (Network Address Translation) on Huawei devices, including step-by-step setups for NAT66 (priv...

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2025-06-16 ARP Flood Attack Explained

This article demonstrates the principles of ARP flood attacks through experiments, revealing how attackers exhaust network resources with forged ARP packets and...

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