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Cisco IOS IP SLA and Object Tracking Failover

Build reliable dual-ISP failover with Cisco IP SLA and object tracking: probe types, delay up/down dampening, tracked static routes, boolean lists and

admin 2026-09-23

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PTP IEEE 1588 Boundary Clock Configuration Guide

Configure IEEE 1588 PTP boundary clocks: clock types, BMCA, telecom profiles G.8275.1/G.8275.2, clock-ports, transport modes and verification commands

admin 2026-09-23

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Cisco Flexible NetFlow Configuration Step by Step

Configure Flexible NetFlow on Cisco IOS XE: flow record key and nonkey fields, flow exporter, flow monitor, interface application and verification com

admin 2026-09-23

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Cisco IOS XE EEM Applets: Event-Driven Automation

Build Cisco IOS XE EEM applets that react to syslog patterns, interface events and CLI input: event manager applet syntax, actions, variables and test

admin 2026-09-23

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ASR 9000 Power Supply Failure: PSM Troubleshooting

Diagnose ASR 9000 power supply module failures with show platform, admin show environment power and inventory, plus JOJI reseat and RMA evidence steps

admin 2026-09-23

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Network Config Backup with Oxidized: Setup Guide

Automate network device configuration backups with Oxidized: install, YAML config, router.db source, Git output, secrets removal and triggered backups

admin 2026-09-23

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IOS XR MC-LAG with ICCP: Router-Pair Configuration

Build MC-LAG on Cisco IOS XR: ICCP setup between peer routers, mLACP bundle configuration, system MAC sync, active/standby states and verification com

admin 2026-09-21

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Ansible cisco.iosxr.iosxr_config: Idempotent IOS XR Changes

Automate Cisco IOS XR with the cisco.iosxr.iosxr_config module: idempotent lines, diff output, commit labels, exclusive mode and safe rollback pattern

admin 2026-09-21

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Cisco Nexus 9000 ERSPAN Configuration and Limitations

Configure ERSPAN on Cisco Nexus 9000: source and destination sessions, GRE encapsulation, ACL filters, MTU behaviour and platform-specific limitations

admin 2026-09-21

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IOS XR Preconfigured Interfaces and commit best-effort

Preconfigure IOS XR router interfaces before line cards arrive: interface preconfigure, commit best-effort semantics, verification and rollback caveat

admin 2026-09-21

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