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华为交换机 NetStream 流量采集与输出配置详解

华为交换机 NetStream 流量采集与输出配置详解

华为交换机 NetStream 流量统计配置全流程：采样器与 ACL 过滤、流老化参数、版本 5/9 输出到采集服务器，含 display 验证命令与常见故障排查速查表，并附采样比与聚合方式选型建议、出方向与入方向采集的差异，以及采集器无数据时的排查顺序。

admin admin 2026-09-26
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Arista EOS PIM-SM Multicast Configuration

Arista EOS PIM-SM Multicast Configuration

Configure PIM sparse mode on Arista EOS: RP addressing, IGMP, snooping, RPF checks and the show commands that prove multicast is forwarding.

admin admin 2026-09-26
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Lenovo XClarity Controller Setup and Updates

Lenovo XClarity Controller Setup and Updates

Configure Lenovo XClarity Controller: network settings, remote console, virtual media, firmware updates and Redfish automation across a server fleet.

admin admin 2026-09-26
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phpIPAM IP Address Management Deployment

phpIPAM IP Address Management Deployment

Deploy phpIPAM for IPAM: database setup, subnet and VLAN design, scanning and discovery, API automation and keeping subnets accurate.

admin admin 2026-09-26
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ExaBGP and GoBGP: Route Injection for Testing

ExaBGP and GoBGP: Route Injection for Testing

Use ExaBGP and GoBGP to inject BGP routes for RTBH, lab testing and prefix simulation: install, configure, announce, withdraw and verify safely.

admin admin 2026-09-26
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KVM and libvirt: VM Management with virsh

KVM and libvirt: VM Management with virsh

Manage KVM guests with virsh and libvirt: storage pools, bridges, snapshots, live migration and the troubleshooting commands that save a reboot.

admin admin 2026-09-26
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Uptime Kuma: Monitoring and Status Pages

Uptime Kuma: Monitoring and Status Pages

Deploy Uptime Kuma for service checks, certificate expiry and public status pages: Docker setup, monitor types, notifications and backup strategy.

admin admin 2026-09-26
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LibreNMS Deployment for Network Monitoring

LibreNMS Deployment for Network Monitoring

Install LibreNMS, discover switches and routers, tune polling and alerting, and scale the poller pool for thousands of interfaces without missed data.

admin admin 2026-09-26
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PowerDNS Authoritative Server with dnsdist

PowerDNS Authoritative Server with dnsdist

Deploy PowerDNS with a database backend and dnsdist in front: schema setup, zone management, DNSSEC, caching, rate limiting and query-log analysis.

admin admin 2026-09-26
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Tailscale Mesh VPN: WireGuard Without the Config

Tailscale Mesh VPN: WireGuard Without the Config

Tailscale builds a WireGuard mesh with ACLs, MagicDNS and subnet routers. Learn the topology, access control rules and the ops commands that matter.

admin admin 2026-09-26
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