Core switch restarts without reason

PINO OPTICS delivers premium fiber optic cables, adapters, distribution boxes, PLC splitters, QSFP transceivers, industrial switches and power systems for FTTH, PON, campus and carrier networks.

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May 17, 2026

11 Ways to Fix It When Your Windows 11 PC Keeps

We recommend doing an in-place upgrade, which will reinstall Windows without erasing any of your files and apps. If that doesn''t work, you can

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Mar 30, 2026

A Switch Restarts

CloudEngine 16800, 12800, 9800, 8800, 7800, 6800, and 5800 Series Switches Troubleshooting Guide (V100 and V200) A Switch Restarts Fault Description A switch restarts

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Dec 17, 2025

How to root cause an unexpected Cisco switch reboot

This procedure will walk You through a few easy steps to quickly and easily identify the reason for a Cisco switch unexpected reboot. Sign in to view the entire content of this KB article.

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Jul 26, 2025

The switch performs a random self-reboot.

A: Unfortunately, for 30 hours, the switch does not want to restart itself. It is likely that there is an issue with the firmware on the switch. I would recommend checking for any available

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Apr 13, 2026

The common cause for computer rebooting randomly is the Graphic card overheating or driver issues, a virus or malware issue and the power supply issue. There are a few things that you

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Nov 05, 2025

Re: Random reboots. We are experiencing random reb...

I am currently dealing with a triple issue, no logs, spanning tree storm on bootup and random reboots of switches for some unknown reason. And nothing makes it to the syslog server to indicate why the

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May 20, 2026

[Windows 11/10] Troubleshooting

The causes of automatic shutdowns/restarts in devices can vary, ranging from hardware issues such as the motherboard, hard drive, and memory, to software-related factors like

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Apr 02, 2026

Troubleshooting when a switch crashes and reboots

Although the switch software is highly reliable, a switch in the stack can experience a software issue that results in the crash and reboot of that switch. This crash can happen in the software running on the

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Dec 11, 2025

Determining whether CPU or MOBO is the issue for PC restarting

Yeah I was thinking of replacing the motherboard but changing the CPU voltage seemed to have affected the restarting issue so I''m wondering if its a CPU issue instead. Did you buy another MSI

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Jul 09, 2025

Core Switch Randomly Restarting

I have tracked down the culprit to be my MDF core switch that everything routes back through. It appears that it has been restarting itself and I am having trouble finding the cause.

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Apr 03, 2026

Computer Restarts or Shuts Down Intermittently, Locks

This article provides recommendations to resolve an issue with your Dell computer restarting, shutting down, locking up or not responding, and similar

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Jul 13, 2025

How to fix Windows 11 when it keeps randomly restarting

Quick Info There are several possible reasons why your Windows 11 PC is restarting randomly. These include hardware issues, overheating, malware,

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Sep 02, 2025

Network Switch Keeps Rebooting

Having unmanaged switches at the core is not a good practice. Unfortunately, this is how the network was set up prior to me coming onboard with the company 6 months ago.

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Dec 11, 2025

Red light on motherboard showing CPU error. Computer

Sometime the computure starts without problems, sometimes the red lights on motherboard poiting towards CPU problem stays on and computer

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Sep 28, 2025

How to find out why your PC shut down for no reason on

If your PC shut down unexpectedly or did it restart automatically, Use these instructions to discover why this happened on Windows 11 or 10.

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Mar 09, 2026

how to check the reason of switch Cisco restart?

Unless you have a restart scripted for some reason it''s likely you ran into an uptime bug on the box. Check your version as recommended. And if you

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Sep 22, 2025

PC Randomly Restarts? Step-by-Step Fixes

Is your PC restarting on its own? Our guide provides clear steps to identify and fix common causes, from power issues to overheating and more.

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Dec 12, 2025

Computer Restarts Randomly in Windows 11 (Fix)

Computer Restarts Randomly in Windows 11 (Fix) Published by Nyau Wai Hoe - Updated on April 6, 2022 Windows 11 won''t usually restart your

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Aug 26, 2025

Rebooting core switches? : r/networking

Recently the server guy in my team has been proposing to reboot the 6509 core switches as a matter of practice in order to "clear stuff out". As of last night, core1 was up for two years, four months, and

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Feb 20, 2026

Redundancy for Core Switch Stack : r/networking

Stacking at the core (regardless of vendor) is universally a bad idea. If they''re not wanting to buy all new expensive gear, you have two options, both with advantages and

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Nov 06, 2025

Technical Guide: Identifying the FortiGate reboot reasons and what to

Description This article describes how to identify the reason for the last FortiGate reboot event, possible triggers of such reboots for detailed analysis, and the recommended steps after

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May 15, 2026

troubleshooting

PC restarts randomly for unknown reasons. Possibly hardware issue. What could be wrong? Ask Question Asked 11 years, 7 months ago Modified 1 year, 8 months ago

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Apr 05, 2026

Core switch random reboots

Its obviously restarting for a reason, perhaps its protecting itself (and other switches from disaster) It might be a good idea to go around and check all wall RJ45 sockets for damage. Ensure

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Oct 22, 2025

Troubleshoot Unexpected Reloads or Crash on Nexus 9000

Introduction This document describes how to troubleshoot unexpected reloads or crashes on Nexus 9000 switches.

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Mar 11, 2026

Core Switch reboot

Last reload reason: abort at PC 0x0 cisco WS-C4506-E (MPC8548) processor (revision 12) with 524288K bytes of memory. Processor board ID FXS1651Q1AV MPC8548 CPU at 1GHz,

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Aug 01, 2025

random restarts since update to 2025.1.x #136361

What version of Home Assistant Core has the issue? core-2025.1.x What was the last working version of Home Assistant Core? core-2024.12.5 What type of installation are you running?

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Sep 28, 2025

I totally fucked up our network core switch and everything is

We have a pair of Dell N3224P-ON switches and today''s morning my colleague gave me a task and instructions to remove some unused VLANs. I''m sure I removed the correct VLANs. When I saved

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Sep 17, 2025

Network Switch Troubleshooting Guide: Common

A comprehensive switch troubleshooting from the physical layer to the data link layer to the network layer to find out why your network switch is not

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May 17, 2026

Troubleshooting when a switch crashes and reboots

After a switch crashes, you can collect data to help understand why the crash occurred. The information is a combination of crash data, crash log, and core-dump files. The show tech command displays

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