Wi-Fi Troubleshooting

Mist Wi-Fi Troubleshooting

This document provides basic troubleshooting workflow for IT Helpdesk and Operations Support teams to isolate and remediate commonly found problems on the wireless infrastructure. While no infrastructure guarantees a problem-free network, Mist through its intuitive and simple to use Dashboard UI offers network operators simple ways to perform root cause analysis of problems reported by...

AP Troubleshooting steps

Rebooted because of crash APs would send the crash logs to Mist and we would check that in our system. Nothing to worry about, we are looking at all crash logs and rapidly fix them. No action needed. Rebooted due to Firmware upgrade Firmware upgrade event is displayed in UI in the audit logs.  The audit...

Troubleshooting steps for client issues

Check SLE in UI, based on the kind of the issue. Time to Connect SLE: Issues related to DHCP, etc. Click on DHCP classifier, click on “Affected Items” tab for all the clients affected for DHCP. Client on Authorization, Association and follow the above procedure for the appropriate failures. Successful Connect SLE: Issues related to...

What is LED telling me?

    The LED on the Mist AP can be very helpful if it ever has a problem connecting to the cloud. It will blink out error codes to explain exactly what the problem is. Below is a chart of these codes or you can have someone take a short video of the sequence and...

Setting up Wireshark for packet captures

If you are having trouble opening up our Dynamic or Manual packet captures in Wireshark, please make sure your settings match these below: 1) Open up the preferences window (Edit -> Preferences on Windows, or Wireshark -> Preferences on Mac) 2) Navigate to Protocols -> IEEE 802.11 and make sure to select Yes – with IV under Ignore the Protection bit Click on OK to...