We had a client attach a device with a static ip which happened to be the same as one of our controller service interfaces, but in a different vlan, but one that the controller has a dynamic interface in as well.
All of a sudden, all the APs on the affected controller started disassociating! It took a while to clear out the arp cache and get things settled down, but it has been stable for 16 hours since we disconnected the wired client.
As the dynamic interface is not actively in use, I have disabled it for now.
Transferring Crash file from standby:
Login to the Active WLC in HA.
(Cisco Controller) >transfer upload datatype crash
(Cisco Controller) >transfer upload filename <Desired filename>
(Cisco Controller) >transfer up...
This is the start of a display filter cross reference between Wireshark and OmniPeek.
The 1st installment is a table of advanced filters. More filters will be added as time allows.
It is a living doc, so check back for changes every so often
Please feel ...
I have created a Powershell script to automatically add a Wireless Guest User on Cisco WLCs. (tested on 2500 Series)
The script should be completely self explanatory.
Powershell SNMP Module (Install-Module -Name SNMP)
SNMP Write Access to...