port-security 归档 - 夜莺博客

标签：port-security

ArubaOS-CX Port Security: MAC Lockout and Client Limits

ArubaOS-CX Port Security: MAC Lockout and Client Limits

Secure ArubaOS-CX access ports with MAC lockout, port-access client limits, and sticky learning, plus verification commands to confirm enforcement.

admin admin 2026-09-20
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华为交换机端口安全配置：Sticky MAC与接入数量限制

华为交换机端口安全配置：Sticky MAC与接入数量限制

华为交换机端口安全配置教程：在接入接口上使能 port-security、开启 Sticky MAC 并限制接口 MAC 学习数量，防止员工私接路由器与非法终端接入，附三类安全 MAC 地址对比、保护动作选择、端口组批量部署方法与常见报错排障步骤。

admin admin 2026-09-09
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Junos Port Security: MAC Limit and Allowed MAC Configuration

Junos Port Security: MAC Limit and Allowed MAC Configuration

Junos port security on EX and QFX: configure mac-limit and allowed-mac, pick drop, log or shutdown actions, and recover a port stuck in error.

admin admin 2026-09-07
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Cisco Port Security and Sticky MAC: Violation Modes Explained

Cisco Port Security and Sticky MAC: Violation Modes Explained

Cisco port security violation modes explained: protect, restrict and shutdown behavior, violation triggers, counters, syslog messages and err-disable

admin admin 2026-09-05
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ArubaOS-CX Edge Port Hardening: Access and Trunk Templates

ArubaOS-CX Edge Port Hardening: Access and Trunk Templates

ArubaOS-CX access and trunk hardening templates: BPDU guard, loop protect, tcn-guard, tagged native VLANs, LACP uplinks, PoE and verification commands

admin admin 2026-09-02
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Cisco Catalyst Port Security: Sticky MAC and Violation Modes

Cisco Catalyst Port Security: Sticky MAC and Violation Modes

Hands-on Cisco Catalyst port security with sticky MAC: step-by-step config, aging, plus how to read show port-security output and troubleshoot violati

admin admin 2026-08-31
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