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This article explains the MAC learning and aging processes, demonstrates MAC flooding and ARP spoofing attacks with practical test setups, and provides step‑by‑step configurations such as port security, access management, and DHCP snooping to protect network switches from these threats.
The article details a network connectivity issue between an AR router and a switch, explains how the ARP anti‑attack user‑bind setting blocks AR traffic, and provides step‑by‑step diagnostics and a static binding solution to restore communication.
This guide demonstrates how to configure Huawei routers for IP Source Guard using static binding tables and DHCP Snooping dynamic binding, covering command-line steps to add static entries, enable IPSG on interfaces and VLANs, and set up trusted ports for DHCP snooping.
This guide explains how to configure Huawei IPSG on S-series devices by creating user‑bind tables and enabling IP source checking, providing both static and dynamic configuration examples with VLAN, DHCP snooping, and interface settings.