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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SNMPv3 authPriv Configuration: Cisco and Juniper Examples

SNMPv3 authPriv Configuration: Cisco and Juniper Examples

Configure SNMPv3 authPriv on Cisco IOS and Junos: groups, views, auth md5/sha with priv aes, trap destinations and snmpwalk verification.

admin admin 2026-10-03
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PTP Boundary Clock vs Transparent Clock Explained

PTP Boundary Clock vs Transparent Clock Explained

IEEE 1588 PTP explained: ordinary, boundary and transparent clocks, why boundary clocks stop jitter accumulation, and what to configure on switches.

admin admin 2026-10-03
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IPv6 SLAAC vs DHCPv6: RA Flags M, O and A Explained

IPv6 SLAAC vs DHCPv6: RA Flags M, O and A Explained

Understand IPv6 Router Advertisement flags: M and O for DHCPv6, the A flag for SLAAC, router and prefix lifetimes, and common misconfigurations.

admin admin 2026-10-03
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SPAN, RSPAN and ERSPAN: Port Mirroring Configuration

SPAN, RSPAN and ERSPAN: Port Mirroring Configuration

Configure Cisco port mirroring: local SPAN, RSPAN using a remote-span VLAN over trunks, and ERSPAN GRE sessions, with verification and MTU gotchas.

admin admin 2026-10-03
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Cisco ASR 9000 show environment: Power, Fans and Temperature

Cisco ASR 9000 show environment: Power, Fans and Temperature

Use show environment on the Cisco ASR 9000 to check power supplies, fans and temperatures, plus show platform and show memory summary for node health.

admin admin 2026-10-03
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Ansible Cisco IOS Config Backup and Drift Check Playbook

Ansible Cisco IOS Config Backup and Drift Check Playbook

Build an Ansible Cisco IOS playbook that backs up running-config per device, then runs a check-mode drift check against a standard port template.

admin admin 2026-10-03
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HPE 3PAR Thin Provisioning: Space Commands That Matter

HPE 3PAR Thin Provisioning: Space Commands That Matter

HPE 3PAR thin provisioning space reporting: showvv -s for reserved versus used, showcpg -sdg for CPG layout, showvv -perc and when to compact.

admin admin 2026-10-03
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