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网络设备运维笔记
Cisco · Juniper · Arista · NetApp

专注网络基础设施运维与自动化,记录每一行关键命令
V2bX 节点后端安装配置教程(V2board/Xboard 面板)

置顶V2bX 节点后端安装配置教程(V2board/Xboard 面板)

V2bX 是 V2board/Xboard 面板的节点后端程序(Node),负责承载 V2Ray/Xray 等协议。本文讲解 V2bX 的安装部署、配置文件说明、与面板对接及常见问题排查方法。

admin admin 2025-11-11
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宝塔面板11.1(开心版)

置顶宝塔面板11.1(开心版)

宝塔面板安装与配置教程:从系统与内存要求、一键安装脚本讲起,到面板端口、安全入口与登录限制加固,再到 LNMP 环境选择、建站流程、数据库管理、SSL 证书部署与自动备份,并说明开心版的安全风险与常见问题排查方法,以及日常维护要点,适合新手快速上手。

admin admin 2025-11-05
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BBR加速脚本集合。包含BBR Plus/BBR原版/BBR魔改版,开启自带BBR加速,BBR四合一脚本等。

置顶BBR加速脚本集合。包含BBR Plus/BBR原版/BBR魔改版,开启自带BBR加速,BBR四合一脚本等。

BBR 加速脚本合集:Debian 与 CentOS 开启系统自带 BBR 加速,四合一脚本一键切换 BBR Plus、原版与魔改版,另有 LotServer 锐速的安装卸载、生效验证与 sysctl 参数调优建议,适合 VPS 跨境线路提速。

admin admin 2024-12-24
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华为交换机 VLANIF 三层互通配置与排障

华为交换机 VLANIF 三层互通配置与排障

华为交换机 VLANIF 三层互通实战:先做 VLAN 编号、网段与网关三项规划,再配置 VLAN、Trunk 与 VLANIF 接口地址,用直连路由和 ARP 表逐层验证,最后给出 VLANIF 不 UP、同 VLAN 不通与跨 VLAN 不通的完整排查路径,含命令示例。

admin admin 2026-10-13
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Arista EOS VRRP Configuration and Verification

Arista EOS VRRP Configuration and Verification

Configure VRRP on Arista EOS: virtual router IDs, priority and preemption, interface and object tracking, version 3 for IPv6, and show vrrp checks.

admin admin 2026-10-13
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ArubaOS-CX PoE Configuration and Power Budget

ArubaOS-CX PoE Configuration and Power Budget

Configure PoE on ArubaOS-CX: allocate-by usage versus class, port priority for oversubscription, always-on and quick-poe, plus budget verification.

admin admin 2026-10-13
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Dell OS10 LACP Fallback for PXE Provisioning

Dell OS10 LACP Fallback for PXE Provisioning

Configure Dell OS10 LACP fallback so PXE clients boot on a port-channel: fallback enable, timeout and preemption, plus show commands to verify electio

admin admin 2026-10-13
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Junos Class of Service: Classifiers and Schedulers

Junos Class of Service: Classifiers and Schedulers

Build a Junos CoS configuration: behaviour aggregate classifiers, forwarding classes and queues, schedulers with transmit rates, and RED drop profiles

admin admin 2026-10-13
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WireGuard Mesh vs Hub-and-Spoke Topology Design

WireGuard Mesh vs Hub-and-Spoke Topology Design

Choose between a WireGuard hub-and-spoke and a full mesh: scaling, failure modes, the AllowedIPs traps, and keepalive rules for NATed peers.

admin admin 2026-10-13
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Network Time Security with Chrony (RFC 8915)

Network Time Security with Chrony (RFC 8915)

Replace unauthenticated NTP with NTS: configure chrony for Network Time Security, verify the KE handshake and cookies, and keep time reliable under at

admin admin 2026-10-13
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