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How do I fix the Switch Error 2811-7503?

Published on April 12th, 2022

Switch error 2811-7503 is a problem that can occur when trying to connect to a switch using the wrong type of cable. This error can also occur if the cable is damaged or not properly connected.

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1. Hardware error - replace switch

  1. Turn off the power to the switch.
  2. Remove the screws that secure the switch cover.
  3. Remove the switch cover.
  4. Locate the switch. It is a small, black device with a green LED.
  5. Remove the switch by pressing down on the top and pulling it out.
  6. Replace the switch by aligning the holes in the new switch and pressing down.
  7. Secure the switch cover with screws.
  8. Turn on the power to the switch.

2. Firmware error - update firmware

  1. Make sure you have the latest firmware for your switch.
  2. Connect your switch to the network.
  3. Go to the firmware management console.
  4. Under "Switches", click on the switch you want to update.
  5. Under "Firmware", click on "Update firmware."
  6. Select the appropriate firmware for your switch.
  7. Click on "Update firmware."
  8. The switch will start downloading the firmware.
  9. When the firmware is done downloading, the switch will restart.
  10. The switch will now be updated.

If you didn't find success with an option above, then try:

  1. Configuration error - reconfigure switch
  2. Connectivity error - check cabling and connectivity
  3. Power issue - check power