夜莺博客 - 网络设备运维笔记 - Cisco/Juniper/Mellanox/DELL存储/网络技术文档
Cisco IOS Ansible Playbook 实战：从标准到独特配置
Arista EOS BGP TCP-AO：安全加固配置指南
Ansible 网络自动化入门：Cisco IOS 全流程
tcpdump 实战：网络数据包捕获与分析指南
17 个必备 Linux 网络排障命令
SONiC 排障指南：丢包、光模块与技术支持

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
Cisco 网络 IOS / XR / NX-OS 配置与排障 Juniper Junos EX / MX / QFX 运维实战 Arista EOS 数据中心交换机配置 NetApp 存储 ONTAP 存储阵列运维 Mellanox 网络 MLNX-OS 与高速互联 Linux 运维 网络排障与系统命令 网络自动化 Ansible 与自动化配置 SONiC 开源 开放网络操作系统
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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Cisco IOS XR Configuration Management: Commit and Rollback

Cisco IOS XR Configuration Management: Commit and Rollback

Master IOS XR configuration management: target versus running config, commit confirmed, rollback to a commit ID, load replace and diffing changes.

admin admin 2026-10-02
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Switch ASICs: Trident, Tomahawk and Silicon One

Switch ASICs: Trident, Tomahawk and Silicon One

What decides switch behaviour when the ports look identical: Broadcom Trident and Tomahawk versus Cisco Silicon One, buffer depth, programmability and

admin admin 2026-10-02
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Microbursts and Switch Buffer Sizing in the Data Center

Microbursts and Switch Buffer Sizing in the Data Center

Microbursts explained: millisecond congestion, why average utilisation hides them, how shared buffers behave under contention, and what to tune.

admin admin 2026-10-02
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Console Servers and Out-of-Band Management Design

Console Servers and Out-of-Band Management Design

Design an out-of-band management network: console server sizing, dual power, separate paths, static addressing and the access controls that matter.

admin admin 2026-10-02
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5G and LTE Branch Failover WAN Design

5G and LTE Branch Failover WAN Design

Design 5G and LTE branch failover: cellular as backup or primary, dual SIM, VRRP router redundancy, OOBM and the metrics that control failover.

admin admin 2026-10-02
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LoRaWAN Gateway Deployment: LNS, RF and Backhaul

LoRaWAN Gateway Deployment: LNS, RF and Backhaul

Deploy a LoRaWAN gateway properly: packet forwarding versus embedded network server, antenna height and cabling, channel capacity and backhaul choices

admin admin 2026-10-02
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Catalyst 9300 StackWise Virtual Dual-Active Detection

Catalyst 9300 StackWise Virtual Dual-Active Detection

StackWise Virtual on Catalyst 9300 and 9600: how the virtual switch link works, why dual-active detection is mandatory, and the configuration steps.

admin admin 2026-10-02
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