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

置顶V2bX

什么是 V2bX V2bX 是 V2board/Xboard 面板的节点后端程序（Node），负责承载 V2Ray、Xray、Trojan、Shadowsocks 等代理协议的实际流量，与面板 API 通信实现用户管理、流量统计、节点状态上报等功能。适合自建机场、团队共享节点等场景。功能特点支持

admin 2025-11-11

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置顶宝塔面板11.1(开心版)

什么是宝塔面板宝塔面板（BT Panel）是国产 Linux 服务器管理面板，提供图形化界面管理网站、数据库、FTP、SSL 证书、防火墙等，支持 Nginx/Apache、PHP、MySQL、Redis 等环境一键部署，大幅降低服务器运维门槛，是目前国内使用最广泛的服务器管理工具之一。什么是开

admin 2025-11-05

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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加速脚本锦集下面所有脚本请自行安装Curl、Wget等，代码如下： yum -y install wget #ContOS 安装 wget apt-get install wget #Debian Ubuntu 安装 wget yum -

admin 2024-12-24

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MikroTik RouterOS 7 BGP: Templates, Connections and Sessions

RouterOS v7 rebuilt BGP around templates, connections and sessions. Configure eBGP and iBGP peers, address families, BFD and filters with working CLI

admin 2026-09-12

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HPE 3PAR Primera Peer Persistence: Failover Explained

HPE 3PAR/Primera Peer Persistence explained: synchronous Remote Copy, the Quorum Witness, transparent host failover, and the CLI checks to run before

admin 2026-09-12

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Ansible Network Modules: ios_config, Facts and Config Backup

Use Ansible network modules properly: network_cli inventory, ios_config with parents and backup, ios_facts for version checks, and idempotency traps t

admin 2026-09-12

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Cisco 交换机 CPU 占用过高排查：从 show processes 到 CoPP

Cisco Catalyst 交换机 CPU 高怎么查？本文按 show processes cpu / platform 输出定位是进程占用还是被上送 CPU 的流量，并给出 ARP 风暴、SISF 与 CoPP 的处置方法。

admin 2026-09-12

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Wi-Fi 7 MLO Deployment: Modes, Channels and Cabling Reality

Deploy Wi-Fi 7 MLO realistically: EMLSR versus STR/NSTR, 6 GHz channel limits, multi-gig uplink and PoE++ needs, and what client devices actually supp

admin 2026-09-12

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bpftrace One-Liners for Production Linux Debugging

bpftrace one-liners for production Linux: which process opens which file, which syscall is slow, read-size histograms and the BTF prerequisites.

admin 2026-09-12

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Ceph OSD Down and Stuck PGs: A Triage Runbook

Triage Ceph from the CLI: ceph -s and health detail for down OSDs, pg dump_stuck for inactive, unclean and stale PGs, and how to replace an OSD safely

admin 2026-09-12

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

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