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switchingloop [2022/04/07 17:48] – [Example of Switch Loop and Fix] jimswitchingloop [2022/06/17 18:35] – [Switching Loop] jim
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 =====Switching Loop===== =====Switching Loop=====
-Switching loops are caused when ethernet cables get plugged in willy-nilly-wack-a-mole and create a physical and logical loop. That'technical speak for randomly. +Switching loops are caused when ethernet cables get plugged in willy-nilly/whack-a-mole and create a physical and logical loop. That'tech speak for "randomly.
  
-The #1 symptom is network connections (like phones, sound systems, etc..) work intermittently, freezing/halting/breaking up every few seconds to minutes as the switches involved reset because of insane load. +The #1 symptom of a switching loop is intermittent functionality of network connections (like phones, sound systems, etc..), freezing/halting/breaking up every few seconds-minutes as the switches involved reset because of high load. 
  
 ====Example of Switch Loop and Fix==== ====Example of Switch Loop and Fix====
 {{ ::switchloop2.mp4|}} {{ ::switchloop2.mp4|}}
-In this video, a switch loop is created because the top and bottom switches are connected to the router as well as to each other. Removing either redundant ethernet cable and connection will solve the issue. At the beginning of the video, notice how all the switch lights are on and blinking rapidly. The redundant cable is unplugged and the lights and network traffic returns to normal. +In this video, a switch loop is created because the top and bottom switches are connected to the router as well as to each other. Removing either redundant ethernet cable and connection will solve the issue. At the beginning of the video, notice how all the switch lights are on and blinking rapidly. redundant cable is unplugged and the lights and network traffic returns to normal. 
  
 A proper network design can be simple or complex, the trick is that it is hierarchical and not more than one path. Yes, there are exceptions using special equipment and configuration, but if you are reading this page, you will probably not be using multi-path link aggregation or OSPF routers. You would already know about switch loops.  A proper network design can be simple or complex, the trick is that it is hierarchical and not more than one path. Yes, there are exceptions using special equipment and configuration, but if you are reading this page, you will probably not be using multi-path link aggregation or OSPF routers. You would already know about switch loops. 
switchingloop.txt · Last modified: 2022/06/17 18:41 by jim

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