Randomly plugged into core switches

Any idea why I keep getting random MAC addresses

Any idea why I keep getting random MAC addresses showing up on my network recently? They''re usually associated with a port on a switch that has a WAP

6 Common Spanning Tree Problems and How to Avoid Them

Spanning Tree Protocol (STP) is crucial in preventing network loops, which can cause widespread disruptions in Ethernet networks. However, to harness the full benefits of STP, it must be

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I replaced the switches on Leopold FC980m... now it freaks out

I replaced the switches on Leopold FC980m... now it freaks out and spams random input when it''s plugged into my computer. Help?

Recently, I have been experiencing an occasional problem where all devices connected to my switches by ethernet are becoming disconnected from

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

What is a Core Switch | Functions and Difference over Normal Switch

What is a core switch and how it works? This article builds the basics of this kind of switch for the ones who don''t know anything about it. What is a Core Switch? It is a powerful

Troubleshoot Switch Port and Interface Problems

This document describes how to determine why a port or interface experiences problems.

Core Switch Randomly Restarting

My entire network is run off of HP ProCurve 2910al-48G-PoE (J9148A) switches and everything has ran perfectly for 3 years. Last week we began experiences internet and network

I had one system sitting idle powered on and plugged another system into the surge protector strip with its PSU off (O position), this caused a tiny spark at the plug/outlet, I''ve seen this

Core Switch vs Normal Switch: Key Differences Explained

What are the Differences Between the Core Switch and Normal Switch? By fiberlife. Posted on January 17, 2025 Networking infrastructures rely

HyperX Allow Origins Core Red Switches randomly started non

HyperX Allow Origins Core Red Switches randomly started non stop pressing random keys I have had the HyperX Allow keyboard for 3 to 4 months now but out of nowhere the keyboard started to spam

Reasons for switch to randomly reboot

Just wanted to add if the switch is not bad, your switch doesn''t draw THAT much power (normally less than 100w on managed switches, larger datacenter stacks like a Nexus can draw

Troubleshoot Switch Port and Interface Problems

This is because the switch does not know that the connected device is a PC; the switch only knows that the port has changed the state. In order to resolve this issue, Cisco has developed

The problem eventually occurred with both uninstalled. Using only a basic mouse and keyboard and headphones plugged into the front IO aux, and all other USB devices unplugged, the

My controller presses random buttons constantly #1173

Whenever I plug in the Nintendo Switch Pro Controller via USB (3.0), BetterJoy detects it, but it won''t stop pressing random buttons. I can''t use ir anywere. I''m on Windows 11 if that matters. I

USB ports keep disconnecting and reconnecting.

Ever since I completed building my computer several weeks ago, I have noticed I run into problems with the usb ports in the rear of the computer. Anything plugged in will seemingly randomly

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

I am in the process of preparing to return all 102 of my switches since TAC doesn''t seem to care about fixing the issue. Random reboots in the middle of the day knocking off hundreds of users doesn''t

Switch caused problems to the network

I used the TP-LINK 5-Port 10/100/1000Mbps Desktop Switch to replace an old switch and connect some devices in my network. After that, many computers had connectivity problems and in

A device can be pinged from core switch ( router) but not the switch it

In a nut shell, why can I ping a device at a school on the core switch but not on the switch the device is plugged into or anywhere else in our school district?

Core Switch and Access Switch Crisis

We have a Huawei Core switch and a Dlink plug and play switch before the new Huawei Access switch was deployed. I discovered that everyone on the Core Switch and Dlink Switch is all

Plugging in Cisco switch takes down part of our network

I accidentally did something similar. Plugged in a Cisco Catalyst that i was configuring for another site into my local Cisco Catalyst. Took down half the building. The second switch had a Vlan

Switch ports keep going down/timing out?

A few months ago, they switched out our Allied Telesyn switches with PoE Cisco 2960 switches. Ever since they were put in, we have computers on our network that will randomly lose

Reasons for switch to randomly reboot

But I''ve ran into a lot of client issues where things are plugged into the UPS (server, couple switches, etc) and either run past the UPS wattage, or Volt-Ampre maximum.

Powerstrips can cause random PC crashing : r/buildapc

Stumped the technician asked offhand if I had my PC plugged into a power strip. Sure enough, I bring the computer home and plug it directly into the wall and all my rebooting problems were gone. 10

My computer is randomly doing this. It is more and more

My computer is randomly doing this. It is more and more frequent, and it seems to happen randomly, without touching anything. Everything is plugged in correctly,

Why Does My Network Connection Drop Every Often

Experiencing frequent network connection drops with a network switch? Discover the reasons behind this issue and learn how to troubleshoot it

Understanding Core Switch: What It Is and How to

In the realm of system networking, three key types of switches are frequently mentioned: access switches, aggregation switches, and core switches.