LOG 归档 - 第51页共139页

BIND9 DNSSEC Signing and Validation Setup

Sign a BIND9 zone with DNSSEC and configure validating resolvers: generate KSK and ZSK keys, enable dnssec-policy, and verify with dig +dnssec.

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WireGuard Site-to-Site VPN Configuration Guide

Build a WireGuard site-to-site tunnel: generate keys, write wg0 configs with AllowedIPs routing, enable forwarding, and verify with wg show.

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Prometheus Alertmanager Routing and Notification Setup

Configure Alertmanager routing: group alerts by labels, build nested routes with matchers, set repeat_interval and inhibition, and test with amtool.

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MongoDB Replica Set Configuration and Failover Operations

Build a MongoDB replica set: initiate with a config document, add members, tune election priorities, and resync a member that has fallen off the oplog

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IGMP Snooping Querier Election: Configuration Guide

Configure an IGMP snooping querier with election on Cisco switches: SVI addressing requirements, timer behaviour, and verification of querier state.

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Linux NFS Server v4 Configuration and Export Options

Configure an NFS v4 server on Linux: write exports with the right options, understand pseudo-filesystems, and verify mounts and access control.

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Ceph Placement Groups and the PG Autoscaler

Tune Ceph placement groups: choose pg_num, enable the autoscaler, monitor distribution with ceph osd df tree, and fix unbalanced or degraded PGs.

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Windows Server DNS Zones and Conditional Forwarders

Configure Windows Server DNS: create AD-integrated primary, secondary and stub zones with PowerShell, and set conditional forwarders for name resoluti

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GitLab Runner Registration and Docker Executor Setup

Install and register a GitLab Runner, configure the Docker executor in config.toml, and troubleshoot jobs that never pick up with practical commands.

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ZFS zpool and RAIDZ vdev Administration Guide

Build and operate ZFS storage: create RAIDZ pools, add vdevs, replace failed disks, scrub for errors, and read zpool status like an operator.

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