We use a ISE as AAA Server, we have two wireless controllers with same PID.
Clients can do mac filter authencation from one wlc（site1）,but cannot be authencated by another wlc（site2） that have same config as that wlc.
There is the simple topo:
Could you please me to resolve this issue ?
Thanks a lot !
Not enough information here
Are you getting any ISE logs from the WLC that is not working - can you share them
Can you confirm the WLAN settings are the exact same on both WLCs
Can you confirm that both WLCs are configured as network devices on ISE and using the same profile for the MAB authentication?
Your diagram says LAN are both WLCs on the same subnet? There are no ACLs or Firewalls between the WLCs and ISE?