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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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new 华为交换机 Smart Link 双上行主备备份配置

华为交换机 Smart Link 双上行主备备份配置

华为交换机双上行组网 Smart Link 主备配置完整示例:Trunk 上行口与业务 VLAN 规划、主从接口与回切时间 WTR 设置、Flush 报文收发机制、display smart-link group 验证命令,以及与 Monitor Link 联动和常见配置错误排查。

admin admin 2026-09-17
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new Arista EOS EVPN-VXLAN Symmetric IRB Configuration

Arista EOS EVPN-VXLAN Symmetric IRB Configuration

Configure EVPN-VXLAN symmetric IRB on Arista EOS: VRF and L3 VNI mapping, VTEP source interface, EVPN address family, and multihoming on the leaf swit

admin admin 2026-09-17
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new ArubaOS-CX Dynamic Segmentation: UBT Configuration

ArubaOS-CX Dynamic Segmentation: UBT Configuration

Configure ArubaOS-CX dynamic segmentation with user-based tunneling: gateway zones, role to zone mapping, the tunnel endpoint on the access switch, an

admin admin 2026-09-17
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new Dell SmartFabric OS10 ACL Configuration and Verification

Dell SmartFabric OS10 ACL Configuration and Verification

Configure ingress and egress ACLs on Dell SmartFabric OS10: access-list rules, applying filters to interfaces, VLANs and port-channels, and verifying

admin admin 2026-09-17
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new Junos RE Protection: Control Plane Filter and Policers

Junos RE Protection: Control Plane Filter and Policers

Protect a Junos Routing Engine from TCP and ICMP floods: build the protect-RE stateless filter with policers, apply it to lo0, and verify with show fi

admin admin 2026-09-17
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new Kubernetes Autoscaling: HPA vs VPA vs KEDA

Kubernetes Autoscaling: HPA vs VPA vs KEDA

Choose the right Kubernetes autoscaler: HPA for replica scaling on metrics, VPA for right-sizing requests, KEDA for event-driven and scale-to-zero wor

admin admin 2026-09-17
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new fail2ban jail.local and nftables Backend Setup

fail2ban jail.local and nftables Backend Setup

Configure fail2ban the maintainable way: jail.local overrides, the systemd log backend, nftables banaction, custom filters tested with fail2ban-regex,

admin admin 2026-09-17
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