asr9000 归档 - 夜莺博客

标签：asr9000

ASR9000 SNMP Timeouts: Architecture and Troubleshooting

ASR9000 SNMP Timeouts: Architecture and Troubleshooting

Why SNMP polling times out on ASR 9000 and IOS XR: distributed stats collection, MPP and LPTS interaction, and the timeout settings that fix it.

admin admin 2026-10-12
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ASR9000 Fabric Troubleshooting: Essential Show Commands

ASR9000 Fabric Troubleshooting: Essential Show Commands

Diagnose ASR 9000 fabric faults with the right show commands: fabric plane state, per-slot counters, and how to isolate a failing SFE or NP.

admin admin 2026-10-12
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Cisco ASR 9000 IOS XR Troubleshooting Show Commands

Cisco ASR 9000 IOS XR Troubleshooting Show Commands

A practical Cisco ASR 9000 (IOS XR) troubleshooting order: fabric, NP and interface show commands, how to read them, and which are vendor-support only

admin admin 2026-10-10
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Cisco ASR 9000 show environment: Power, Fans and Temperature

Cisco ASR 9000 show environment: Power, Fans and Temperature

Use show environment on the Cisco ASR 9000 to check power supplies, fans and temperatures, plus show platform and show memory summary for node health.

admin admin 2026-10-03
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ASR 9000 Power Supply Failure: PSM Troubleshooting

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 admin 2026-09-23
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Cisco IOS XR QoS: Class-Map, Policy-Map and Shaping Examples

Cisco IOS XR QoS: Class-Map, Policy-Map and Shaping Examples

Cisco IOS XR Modular QoS (MQC) on ASR 9000: class-maps, policy-maps with shape, police and priority actions, attachment, verification and troubleshoot

admin admin 2026-09-09
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Cisco IOS-XR Input Drops: NP Counter Troubleshooting

Cisco IOS-XR Input Drops: NP Counter Troubleshooting

Cisco IOS XR input drops come from many components, not one queue. Read the interface counters, decode NP counters and capture the dropped packet.

admin admin 2026-09-08
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Cisco IOS XR Commit Replace and Rollback Configuration

Cisco IOS XR Commit Replace and Rollback Configuration

Use commit replace to wipe or rebuild the IOS XR running configuration, and roll back to any labeled commit on ASR 9000, NCS and 8000 routers safely.

admin admin 2026-09-07
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Cisco ASR 9000 Show Commands: version, platform and install

Cisco ASR 9000 Show Commands: version, platform and install

Cisco ASR 9000 IOS XR show-command run book: show version, show platform, show install active vs committed, FPD checks, redundancy and admin scope.

admin admin 2026-09-03
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Cisco ASR 9000 Boot Loop After Upgrade: IOS XR Recovery

Cisco ASR 9000 Boot Loop After Upgrade: IOS XR Recovery

Recover an ASR 9000 line card stuck in a boot loop after an IOS XR upgrade: hw-module bootmedia network reload, FPD auto-upgrade and post-recovery che

admin admin 2026-09-03
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